New England Hill Climbs — road gradients measured by LiDAR
Scope: the six New England states plus 1 border road starting in New York. New England, surveyed: the famous gap roads and hillclimb courses alongside the steep lanes only the locals knew — found by the same systematic search that produced the UK catalogue and measured from the public-domain USGS 3DEP 1 m laser surveys by exactly the same published method. Every value states the distance it was measured over. How to read these numbers →
Every climb here carries a surface chip from its state's own road inventory cross-checked with OSM, and pages say plainly where a check is still pending: canopy corridor checks (the US answer to the missing national surface model) roll out in ranked order, steepest and most contested first. Where LiDAR coverage has gaps, the page says so.
1616 climbs published · 175.8 km of total ascent · Connecticut, Maine, Massachusetts, New Hampshire, New York, Rhode Island and Vermont · share
All the measured roads on one map →
Surface: · Caveated rows: (ranks stay the true ranks) · paved is preselected and the toggle drives every ranking table below; gravel, mixed and surface-unverified roads appear under all surfaces. Ranked by one steepest window, a row may be a brief sharp pitch or a sustained traditional climb — the Length and Overall columns tell you which.
On this page: steepest 10 m · 25 m · 50 m · 100 m · largest net rise · provisional (62) · all climbs (1616) · under review (708) · toll & park roads — the rankings are the confidence-A/B subset; all climbs is every page, review-status and annex entries included.
Steepest 10 m
| # | Climb | State | Max | Length | Overall | Surface | Confidence |
|---|---|---|---|---|---|---|---|
| 1 | Deer Hill Road | Connecticut | ≈caveated32% | 2800 m | 5.9% | paved | Good |
| 2 | Pershing Avenue | New Hampshire | 30% | 450 m | 8.7% | paved | High |
| 3 | Hawkins Street | Massachusetts | ≈caveated30% | 116 m | 20.8% | paved | Good |
| 4 | Hurricane Mountain Road (west side) | New Hampshire | 30% | 5896 m | 6.2% | paved | High |
| 5 | Brushy Plain Road | Connecticut | ≈caveated29% | 2914 m | 1.1% | paved | Good |
| 6 | Dudleytown Road | Connecticut | 29% | 1293 m | 9.0% | paved | High |
| 7 | Profile Road | New Hampshire | ≈caveated29% | 3656 m | 7.7% | paved | Good |
| 8 | Gage Street | Massachusetts | 29% | 222 m | 17.0% | paved | Good |
| 9 | Boyden Street | Massachusetts | 29% | 699 m | 9.3% | paved | Good |
| 10 | Cemetery Road | Massachusetts | ≈caveated28% | 201 m | 15.3% | paved | Good |
| 11 | Winter Street | Massachusetts | ≈caveated28% | 366 m | 10.1% | paved | Good |
| 12 | Wanosha Trail | New Hampshire | ≈caveated28% | 737 m | 11.0% | paved | Good |
| 13 | Park Ten Road | New Hampshire | ≈caveated27% | 781 m | 11.3% | paved | Good |
| 14 | Dunton Street | Maine | 27% | 519 m | 9.2% | paved | High |
| 15 | Ricci Road | Maine | 27% | 453 m | 9.1% | paved | High |
Steepest 25 m
| # | Climb | State | Max | Length | Overall | Surface | Confidence |
|---|---|---|---|---|---|---|---|
| 1 | Gage Street | Massachusetts | 27.9% | 222 m | 17.0% | paved | Good |
| 2 | Pershing Avenue | New Hampshire | 27.5% | 450 m | 8.7% | paved | High |
| 3 | Boyden Street | Massachusetts | ≈caveated27.3% | 699 m | 9.3% | paved | Good |
| 4 | Hawkins Street | Massachusetts | ≈caveated27.1% | 116 m | 20.8% | paved | Good |
| 5 | Deer Hill Road | Connecticut | ≈caveated25.9% | 2800 m | 5.9% | paved | Good |
| 6 | Richardson Street | Vermont | 25.9% | 184 m | 18.5% | paved | Good |
| 7 | Brushy Plain Road | Connecticut | ≈caveated25.8% | 2914 m | 1.1% | paved | Good |
| 8 | West Hill Road | Vermont | 25.1% | 506 m | 10.4% | paved | High |
| 9 | Winter Street | Massachusetts | ≈caveated24.8% | 366 m | 10.1% | paved | Good |
| 10 | Vose Street | Rhode Island | ≈caveated24.7% | 182 m | 12.5% | paved | Good |
| 11 | Alpine Avenue | Massachusetts | 24.4% | 263 m | 13.6% | paved | High |
| 12 | Ricci Road | Maine | 24.4% | 453 m | 9.1% | paved | High |
| 13 | Hill Street | New Hampshire | 24.1% | 423 m | 10.1% | paved | High |
| 14 | Cemetery Road | Massachusetts | ≈caveated24.1% | 201 m | 15.3% | paved | Good |
| 15 | Hurricane Mountain Road (west side) | New Hampshire | 24.0% | 5896 m | 6.2% | paved | High |
Steepest 50 m
| # | Climb | State | Max | Length | Overall | Surface | Confidence |
|---|---|---|---|---|---|---|---|
| 1 | Hawkins Street | Massachusetts | ≈caveated26.8% | 116 m | 20.8% | paved | Good |
| 2 | Gage Street | Massachusetts | ≈caveated26.1% | 222 m | 17.0% | paved | Good |
| 3 | Richardson Street | Vermont | ≈caveated25.2% | 184 m | 18.5% | paved | Good |
| 4 | Boyden Street | Massachusetts | ≈caveated24.8% | 699 m | 9.3% | paved | Good |
| 5 | Vose Street | Rhode Island | ≈caveated24.1% | 182 m | 12.5% | paved | Good |
| 6 | Alpine Avenue | Massachusetts | 23.6% | 263 m | 13.6% | paved | High |
| 7 | Granite Street | Massachusetts | 23.5% | 499 m | 9.8% | paved | High |
| 8 | Burke Mountain Toll Road · controlled access | Vermont | ≈caveated23.4% | 3882 m | 13.7% | paved | Good |
| 9 | West Hill Road | Vermont | 22.8% | 506 m | 10.4% | paved | High |
| 10 | Hill Street | New Hampshire | 22.8% | 423 m | 10.1% | paved | High |
| 11 | Forbes Street | Massachusetts | 22.4% | 236 m | 16.2% | paved | High |
| 12 | Summit Street | Massachusetts | ≈caveated22.4% | 532 m | 9.9% | paved | Good |
| 13 | Pershing Avenue | New Hampshire | 22.2% | 450 m | 8.7% | paved | High |
| 14 | Brushy Plain Road | Connecticut | ≈caveated22.1% | 2914 m | 1.1% | paved | Good |
| 15 | Winter Street | Massachusetts | ≈caveated22.1% | 366 m | 10.1% | paved | Good |
Steepest 100 m
| # | Climb | State | Max | Length | Overall | Surface | Confidence |
|---|---|---|---|---|---|---|---|
| 1 | Hawkins Street | Massachusetts | ≈caveated23.4% | 116 m | 20.8% | paved | Good |
| 2 | Gage Street | Massachusetts | ≈caveated22.4% | 222 m | 17.0% | paved | Good |
| 3 | Burke Mountain Toll Road · controlled access | Vermont | ≈caveated22.4% | 3882 m | 13.7% | paved | Good |
| 4 | Richardson Street | Vermont | ≈caveated22.3% | 184 m | 18.5% | paved | Good |
| 5 | Kingsley Hill Road | Massachusetts | 21.6% | 875 m | 16.1% | paved | High |
| 6 | Boyden Street | Massachusetts | ≈caveated21.4% | 699 m | 9.3% | paved | Good |
| 7 | Alpine Avenue | Massachusetts | 21.4% | 263 m | 13.6% | paved | High |
| 8 | Forbes Street | Massachusetts | 21.2% | 236 m | 16.2% | paved | High |
| 9 | Perkins Street | Massachusetts | ≈caveated20.9% | 480 m | 10.2% | paved | Good |
| 10 | Voter Hill Road | Maine | 20.4% | 2885 m | 7.2% | paved | High |
| 11 | Rice Lane | Connecticut | ≈caveated20.3% | 350 m | 13.3% | paved | Good |
| 12 | Hill Street | New Hampshire | 20.1% | 423 m | 10.1% | paved | High |
| 13 | George Street | Massachusetts | ≈caveated20.0% | 174 m | 15.7% | paved | Good |
| 14 | Park Ten Road | New Hampshire | ≈caveated20.0% | 781 m | 11.3% | paved | Good |
| 15 | Granite Street | Massachusetts | 20.0% | 499 m | 9.8% | paved | High |
≈ measured under tree canopy or near a structure at that window — the value stands but is less certain — the flag does not say whether the true value is higher or lower. Rankings include high- and good-confidence measurements only; every row carries its surface chip, and restricted-access roads (toll/park) carry a controlled-access note — a real road lists, with its restriction stated.
Largest net rise
| # | Climb | State | Net rise | Total ascent | Length | Overall | Surface |
|---|---|---|---|---|---|---|---|
| 1 | Mount Washington Auto Road · controlled access | New Hampshire | 1420 m | 1424 m | 12030 m | 11.8% | paved |
| 2 | Mount Equinox (Skyline Drive) · controlled access | Vermont | 970 m | 981 m | 8464 m | 11.5% | paved |
| 3 | Mount Ascutney Parkway · controlled access | Vermont | 695 m | 696 m | 5951 m | 11.7% | paved |
| 4 | Wentworth Road | Vermont | 561 m | 585 m | 7257 m | 7.7% | paved |
| 5 | Burke Mountain Toll Road · controlled access | Vermont | 533 m | 536 m | 3882 m | 13.7% | paved |
| 6 | Mount Greylock (north side) | Massachusetts | 525 m | 533 m | 7798 m | 6.7% | paved |
| 7 | Mountain Road | Vermont | 512 m | 516 m | 10293 m | 5.0% | paved |
| 8 | East Warren Road | Vermont | 497 m | 565 m | 12561 m | 4.0% | paved |
| 9 | Camp Brook Road | Vermont | 464 m | 473 m | 9044 m | 5.1% | paved |
| 10 | Brandon Gap (west side) | Vermont | 462 m | 488 m | 8398 m | 5.5% | paved |
| 11 | Kearsarge Mountain Road | New Hampshire | 440 m | 452 m | 5534 m | 8.0% | paved |
| 12 | Appalachian Gap (east side) | Vermont | 408 m | 418 m | 5336 m | 7.7% | paved |
| 13 | Appalachian Gap (west side) | Vermont | 400 m | 526 m | 12678 m | 3.2% | paved |
| 14 | East Hawley Road | Massachusetts | 391 m | 398 m | 6664 m | 5.9% | paved |
| 15 | Bethel Mountain Road | Vermont | 382 m | 401 m | 6615 m | 5.8% | paved |
Net rise is the endpoint elevation difference; total ascent counts every metre climbed, including dips regained.
Provisional measurements
Measured by exactly the same method, but confidence sits below B — usually short-window maxima steep enough to trigger the plausibility review, awaiting a closer look. The numbers stand as measured; treat them as provisional until reviewed. What the confidence letters mean →
| Climb | State | Length | Overall | Max 25 m | Surface | Notes |
|---|---|---|---|---|---|---|
| Discovered lane (44.8803, -71.4818) | New Hampshire | 2.1 km | 4.5% | 36.7%≈caveated | ||
| Lapham Road | Maine | 1.0 km | 10.7% | 35.7%≈caveated | ||
| Pageant Park Road | Vermont | 1.7 km | 7.1% | 32.5% | ||
| Swenson Drive | Maine | 0.2 km | 14.0% | 29.6%≈caveated | ||
| Discovered lane (44.2644, -70.3133) | Maine | 0.2 km | 14.4% | 28.9%≈caveated | ||
| Bald Mountain Road | Massachusetts | 2.8 km | 4.4% | 28.9% | gravel | unpaved throughout |
| Worden Road | Vermont | 1.4 km | 9.4% | 28.7% | gravel | unpaved throughout |
| Mica Mill Road | Massachusetts | 4.4 km | 5.3% | 28.6%≈caveated | surface unverified | surface unrecorded |
| Cushman Hill Road | Maine | 1.5 km | 8.0% | 27.9% | surface unverified | surface unrecorded |
| Purgatory Road | Massachusetts | 3.5 km | 3.6% | 26.9%≈caveated | ||
| Houghton Lane | Vermont | 0.8 km | 6.2% | 26.7% | paved | |
| Tudor Road | Vermont | 1.3 km | 8.1% | 25.4%≈caveated | gravel | unpaved throughout |
| George Canon Road | Massachusetts | 2.9 km | 6.4% | 25.3%≈caveated | mixed surface | 88% unpaved, steepest 25 m is on an unpaved stretch |
| Post Road | Vermont | 0.3 km | 18.4% | 24.9% | gravel | unpaved throughout |
| Kennedy Road | Vermont | 1.6 km | 11.2% | 24.7%≈caveated | ||
| Stearns Road | Maine | 1.6 km | 5.4% | 24.3% | ||
| Hagan Hill Road | Vermont | 0.9 km | 9.9% | 24.0% | ||
| Morrison Place | Vermont | 0.9 km | 1.4% | 23.8%≈caveated | ||
| Discovered lane (42.3007, -72.8449) | Massachusetts | 0.6 km | 9.7% | 23.3%≈caveated | surface unverified | surface unrecorded |
| Stone House Road | Maine | 0.4 km | 7.3% | 23.3%≈caveated | mixed surface | 94% unpaved, steepest 25 m is on an unpaved stretch |
| Thorn Hill Road | New Hampshire | 3.7 km | 5.0% | 23.3%≈caveated | ||
| South Quarter Road | Massachusetts | 0.5 km | 8.7% | 23.3%≈caveated | ||
| Gallows Hill Road | Connecticut | 1.0 km | 7.4% | 23.1%≈caveated | ||
| High Street Hill Road | Massachusetts | 1.5 km | 8.9% | 22.9%≈caveated | gravel | unpaved throughout |
| McIntire Road | Maine | 2.4 km | 4.7% | 22.6% | paved | |
| Nichols Lane | Rhode Island | 0.3 km | 13.7% | 22.6%≈caveated | paved | |
| Woodard Hill Road | Vermont | 1.0 km | 14.0% | 22.5%≈caveated | ||
| Woodbury Hill Road | Vermont | 1.2 km | 11.4% | 22.3%≈caveated | ||
| Black Falls Road | Vermont | 1.2 km | 8.9% | 22.3%≈caveated | ||
| Oxbow Road | Vermont | 0.5 km | 11.3% | 21.9%≈caveated | ||
| Goose City Road | Vermont | 2.8 km | 3.3% | 21.8% | mixed surface | 14% unpaved, steepest 25 m is on an unpaved stretch |
| Rowell Hill Road | Vermont | 1.6 km | 10.5% | 21.8%≈caveated | gravel | unpaved throughout |
| Norton Hill Road | Maine | 0.9 km | 3.8% | 21.7%≈caveated | gravel | unpaved throughout, steepest section on an unimproved stretch |
| Discovered lane (44.2372, -69.0974) | Maine | 0.4 km | 6.2% | 21.7%≈caveated | surface unverified | surface unrecorded |
| Moses Hood Road | Vermont | 1.3 km | 5.9% | 21.6%≈caveated | ||
| Vermont Route 9 | Vermont | 5.7 km | 5.4% | 21.6%≈caveated | paved | |
| Stage Coach Road | Vermont | 1.9 km | 12.7% | 21.6% | gravel | unpaved throughout, steepest section on an unimproved stretch |
| Bismark Avenue | Rhode Island | 0.7 km | 9.0% | 21.5% | paved | |
| Clark Wright Road | Massachusetts | 0.8 km | 12.2% | 21.4%≈caveated | paved | |
| West Purchase Road | Connecticut | 4.1 km | 3.2% | 21.3% | paved | |
| Taggart Hill Road | Vermont | 3.2 km | 6.0% | 21.2% | ||
| Boyd Road | Vermont | 0.1 km | 9.7% | 21.1% | ||
| Brunswick Avenue | Maine | 6.9 km | 1.6% | 21.1%≈caveated | ||
| Chittenden Brook Road | Vermont | 2.8 km | 5.6% | 21.0%≈caveated | ||
| Masterson Road | Vermont | 2.1 km | 6.4% | 20.6%≈caveated | ||
| Old County Road | Vermont | 0.7 km | 7.9% | 20.6% | surface unverified | surface unrecorded |
| Powder Spring Road | Vermont | 0.5 km | 5.0% | 20.6% | paved | |
| Welch Road | Vermont | 1.9 km | 4.1% | 20.6% | gravel | unpaved throughout |
| Richmond Road | Massachusetts | 0.6 km | 7.2% | 20.5% | paved | |
| Michigan Settlement Road | Maine | 2.3 km | 3.1% | 20.4% | ||
| Mirror Lake Road | Vermont | 0.8 km | 8.4% | 20.4%≈caveated | ||
| Blakeslee Street | Connecticut | 0.9 km | 3.0% | 20.3%≈caveated | ||
| Smith Road | Massachusetts | 2.1 km | 5.2% | 20.2%≈caveated | gravel | unpaved throughout |
| Tucker Mountain Road | Vermont | 2.7 km | 6.6% | 20.1%≈caveated | ||
| Main Street | Maine | 0.5 km | 4.8% | 20.1% | paved | |
| East Street | Connecticut | 7.4 km | 3.8% | 19.8%≈caveated | paved | |
| Rockwell Drive | New Hampshire | 1.5 km | 12.2% | 19.6%≈caveated | paved | |
| Jefferson Notch Road (north side) | New Hampshire | 8.5 km | 5.8% | 19.1%≈caveated | gravel | unpaved throughout |
| Ward Hill Road | Vermont | 4.5 km | 7.0% | 17.8% | gravel | unpaved throughout |
| Patten Road | Massachusetts | 2.8 km | 9.1% | 17.6%≈caveated | mixed surface | 84% unpaved, steepest 25 m is on an unpaved stretch |
| Redding Road | Maine | 6.0 km | 0.8% | 16.2% | mixed surface | 12% unpaved, steepest section on an unimproved stretch |
| Pearl Lake Road | New Hampshire | 5.2 km | 4.2% | 12.4%≈caveated | paved |
All climbs (1616)
The complete published US set — ranked rows plus the review-status and annex climbs, labelled. Click a column heading to sort; every filter mirrors into the URL so a view can be shared.
| Climb | State | Status | Surface | Length | Net rise | Overall | Max 25 m | Confidence |
|---|---|---|---|---|---|---|---|---|
| 3rd Avenue · Seymour | Connecticut | ranked | paved | 419 m | 34 m | 8.2% | ≈caveated20.2% | Good |
| 8th Street · Berlin | New Hampshire | ranked | paved | 713 m | 58 m | 8.2% | 21.1% | High |
| A K A Hidden Acres Lane · Norway | Maine | under review | surface unverified | 638 m | 30 m | 4.7% | 20.1% | High |
| Ad Brooks Road · Vernon | Vermont | under review | gravel | 218 m | 38 m | 17.3% | 20.1% | High |
| Adams Lane · Peru | Vermont | ranked | surface unverified | 883 m | 56 m | 6.3% | 20.3% | High |
| Adams Road · Shrewsbury | Vermont | ranked | gravel | 1158 m | 121 m | 10.5% | 24.0% | High |
| Adams Road · Greenville | Maine | ranked | surface unverified | 507 m | 42 m | 8.3% | 20.6% | High |
| Adams Road · Townshend | Vermont | ranked | gravel | 1360 m | 31 m | 2.3% | 22.9% | High |
| Adams Street · Worcester | Massachusetts | ranked | paved | 483 m | 50 m | 10.3% | ≈caveated20.4% | Good |
| Adams Way · South Bristol | Maine | under review | surface unverified | 330 m | 36 m | 10.9% | ≈caveated21.7% | Good |
| Alcohol Mary Road · Greenwood | Maine | ranked | surface unverified | 4283 m | 207 m | 4.8% | ≈caveated22.4% | Good |
| Aldrich Road · Halifax | Vermont | under review | gravel | 1937 m | 81 m | 4.2% | 20.5% | High |
| Allen Avenue · Lynn | Massachusetts | ranked | paved | 446 m | 37 m | 8.2% | 22.1% | High |
| Almira Drive · Greenwich | Connecticut | ranked | surface unverified | 449 m | 26 m | 5.9% | ≈caveated21.5% | Good |
| Alpendorf Road · Bartlett | New Hampshire | ranked | surface unverified | 2676 m | 109 m | 4.1% | ≈caveated22.9% | Good |
| Alpine Avenue · Everett | Massachusetts | ranked | paved | 263 m | 36 m | 13.6% | 24.4% | High |
| Alpine Drive · Newtown | Connecticut | under review | surface unverified | 1013 m | 84 m | 8.3% | ≈caveated20.2% | Good |
| Alpine Way · Rangeley | Maine | under review | surface unverified | 1101 m | 71 m | 6.5% | ≈caveated25.0% | Good |
| Amsden Road · New Hampton | New Hampshire | ranked | mixed surface | 685 m | 39 m | 5.6% | ≈caveated21.8% | Good |
| Anderson Road · Kent | Connecticut | ranked | paved | 2167 m | 169 m | 7.8% | 16.6% | High |
| Andrew Mountain Road · Naugatuck | Connecticut | ranked | surface unverified | 2217 m | 156 m | 7.0% | ≈caveated20.4% | Good |
| Andrews Drive · Westport Island | Maine | under review | surface unverified | 249 m | 31 m | 12.5% | ≈caveated25.6% | Good |
| Andrews Drive · Hartford | Maine | under review | surface unverified | 1314 m | 67 m | 5.1% | 20.1% | Needs confirmation |
| Andrews Lane · Lovell | Maine | under review | gravel | 868 m | 57 m | 6.6% | 22.6% | Needs confirmation |
| Andrews Lane · Lovell | Maine | under review | surface unverified | 212 m | 28 m | 13.0% | 23.0% | High |
| Andrews Road · Easton | Connecticut | under review | surface unverified | 654 m | 42 m | 6.4% | ≈caveated23.0% | Good |
| Ansonia Road · New Fairfield | Connecticut | ranked | surface unverified | 802 m | 72 m | 9.0% | 21.2% | Good |
| Appalachian Gap (east side) BUMPS · Fayston | Vermont | ranked | paved | 5336 m | 408 m | 7.7% | ≈caveated14.6% | Good |
| Appalachian Gap (west side) · Bristol | Vermont | ranked | paved | 12678 m | 400 m | 3.2% | 16.1% | High |
| Apple Hill Road · Nelson | New Hampshire | ranked | gravel | 601 m | 57 m | 9.5% | ≈caveated20.9% | Good |
| Apple Hill Road · Corinth | Vermont | ranked | surface unverified | 308 m | 48 m | 15.5% | ≈caveated21.0% | Good |
| Apple Hill Road · Calais | Vermont | ranked | surface unverified | 2413 m | 75 m | 3.1% | ≈caveated23.7% | Good |
| Archambo Road · Colrain | Massachusetts | ranked | surface unverified | 942 m | 60 m | 6.3% | ≈caveated24.9% | Good |
| Ardes Lane · Clarksville | New Hampshire | under review | gravel | 411 m | 23 m | 5.7% | 24.6% | High |
| Ardmore Avenue · Waterbury | Connecticut | ranked | surface unverified | 193 m | 27 m | 13.9% | ≈caveated20.0% | Good |
| Arhur Morgan Road · Woodstock | Vermont | ranked | gravel | 980 m | 78 m | 7.9% | 21.8% | High |
| Arrow Lane · Becket | Massachusetts | ranked | surface unverified | 693 m | 32 m | 4.7% | ≈caveated22.7% | Good |
| Aseltine Road · Berlin | Vermont | ranked | surface unverified | 1317 m | 120 m | 9.1% | ≈caveated20.4% | Good |
| Ash Road · Bethel | Maine | under review | surface unverified | 1072 m | 150 m | 14.0% | 39.2% | Needs confirmation |
| Ashley Road · Barnard | Vermont | ranked | gravel | 1102 m | 109 m | 9.9% | 20.8% | High |
| Attitash Mt Road · Bartlett | New Hampshire | ranked | mixed surface | 1186 m | 127 m | 10.7% | 21.7% | High |
| Atwood Lane · Bristol | Maine | under review | surface unverified | 845 m | 28 m | 3.3% | ≈caveated20.1% | Good |
| Atwood Lane · Woodstock | Vermont | under review | gravel | 540 m | 64 m | 11.8% | 27.8% | High |
| Austin Hill · Rochester | Vermont | ranked | surface unverified | 2364 m | 225 m | 9.5% | ≈caveated21.0% | Good |
| Avery Brook Road · Heath | Massachusetts | ranked | paved | 3054 m | 225 m | 7.4% | ≈caveated14.5% | Good |
| Back Pond Road · Stewartstown | New Hampshire | under review | surface unverified | 3200 m | 189 m | 5.9% | ≈caveated39.4% | Needs confirmation |
| Back Street · Hebron | Maine | ranked | mixed surface | 2557 m | 86 m | 3.4% | 27.1% | High |
| Bahre Road · Otisfield | Maine | under review | surface unverified | 413 m | 41 m | 9.9% | 44.0% | Needs confirmation |
| Bailey Hill Road · Rumney | New Hampshire | under review | mixed surface | 4313 m | 303 m | 7.0% | 18.4% | High |
| Baker Brook Road · Newfane | Vermont | ranked | gravel | 1064 m | 95 m | 8.9% | 20.9% | Good |
| Baker Hill Road · Lyme | New Hampshire | ranked | mixed surface | 995 m | 87 m | 8.7% | ≈caveated21.1% | Good |
| Baker Hill Road · Bridgewater | Vermont | ranked | mixed surface | 1531 m | 143 m | 9.3% | 20.4% | High |
| Bald Mountain Road · Bernardston | Massachusetts | ranked | gravel | 2812 m | 124 m | 4.4% | 28.9% | Needs confirmation |
| Bald Mountain Road · Newport | New Hampshire | under review | surface unverified | 687 m | 74 m | 10.8% | 24.5% | High |
| Bald Top Road · Fairlee | Vermont | ranked | surface unverified | 1003 m | 122 m | 12.1% | ≈caveated21.8% | Good |
| Ball Avenue · New Fairfield | Connecticut | ranked | surface unverified | 606 m | 46 m | 7.6% | ≈caveated20.3% | Good |
| Balsam Lane · Belgrade | Maine | under review | surface unverified | 859 m | 61 m | 7.1% | ≈caveated20.5% | Good |
| Bank Street · Winchester | Connecticut | ranked | surface unverified | 389 m | 38 m | 9.8% | ≈caveated20.7% | Good |
| Baraw Hill Road · Chelsea | Vermont | ranked | surface unverified | 569 m | 80 m | 14.0% | ≈caveated20.1% | Good |
| Barbourtown Road · Canton | Connecticut | under review | surface unverified | 1541 m | 89 m | 5.8% | ≈caveated20.2% | Good |
| Barred Owl Lane · West Bath | Maine | under review | surface unverified | 720 m | 27 m | 3.7% | ≈caveated21.8% | Good |
| Barrington Place · Great Barrington | Massachusetts | ranked | paved | 240 m | 24 m | 9.8% | ≈caveated20.3% | Good |
| Barrow Road · Northfield | Vermont | ranked | gravel | 1637 m | 142 m | 8.7% | 20.0% | Good |
| Bartlett Road · Berlin | Vermont | ranked | surface unverified | 1161 m | 77 m | 6.6% | ≈caveated20.1% | Good |
| Base Station Road · Crawfords Purchase | New Hampshire | ranked | paved | 2913 m | 207 m | 7.1% | ≈caveated15.2% | Good |
| Bassett Street · Barre | Vermont | ranked | surface unverified | 638 m | 68 m | 10.7% | ≈caveated22.6% | Good |
| Bates Road · Arlington | Vermont | ranked | gravel | 542 m | 76 m | 14.0% | 23.7% | High |
| Battle Swamp Road · Roxbury | Connecticut | ranked | gravel | 611 m | 69 m | 11.3% | ≈caveated22.2% | Good |
| Bauers Road · New Ashford | Massachusetts | ranked | gravel | 1673 m | 70 m | 4.2% | ≈caveated23.6% | Good |
| Baxter Mountain Road · Sharon | Vermont | ranked | gravel | 1210 m | 125 m | 10.4% | 29.2% | High |
| Baycrest Road · Ipswich | Massachusetts | ranked | paved | 149 m | 22 m | 14.5% | 20.2% | High |
| Beach Drive · Danbury | Connecticut | under review | surface unverified | 208 m | 27 m | 12.8% | ≈caveated26.7% | Good |
| Beacon Hill · Chelsea | Vermont | ranked | surface unverified | 1542 m | 170 m | 11.0% | ≈caveated23.4% | Good |
| Beacon Hill · Chelsea | Vermont | ranked | surface unverified | 889 m | 98 m | 11.0% | ≈caveated21.3% | Good |
| Bear Burrow Road · Roxbury | Connecticut | ranked | mixed surface | 735 m | 68 m | 9.3% | ≈caveated21.3% | Good |
| Bear Claw Road · Naples | Maine | under review | surface unverified | 369 m | 50 m | 13.5% | ≈caveated22.7% | Good |
| Bear Hill Road · Reading | Massachusetts | ranked | paved | 235 m | 28 m | 11.7% | ≈caveated20.4% | Good |
| Bear Mountain Road · Wallingford | Vermont | ranked | mixed surface | 3157 m | 163 m | 5.2% | 20.8% | High |
| Bear Way · Norway | Maine | under review | surface unverified | 619 m | 31 m | 4.9% | 24.4% | Good |
| Beaver Pond Road · Denmark | Maine | under review | surface unverified | 732 m | 49 m | 6.7% | ≈caveated21.6% | Good |
| Beaver Pond Road · Dummerston | Vermont | ranked | surface unverified | 1735 m | 161 m | 9.3% | 21.1% | High |
| Beech Hill Road · Wentworth | New Hampshire | ranked | gravel | 2387 m | 121 m | 5.1% | 20.8% | Good |
| Beech Tree Lane · Becket | Massachusetts | ranked | surface unverified | 1517 m | 58 m | 3.8% | ≈caveated24.0% | Good |
| Beeny Road · New Hartford | Connecticut | ranked | paved | 1700 m | 88 m | 5.2% | ≈caveated20.2% | Good |
| Behn Road · Warren | Vermont | ranked | surface unverified | 2900 m | 184 m | 6.3% | ≈caveated20.8% | Good |
| Belknap Road · Berlin | Vermont | ranked | surface unverified | 874 m | 100 m | 11.4% | ≈caveated21.9% | Good |
| Bellows Falls Road · Putney | Vermont | ranked | surface unverified | 1649 m | 122 m | 7.4% | 20.0% | High |
| Bench Road · Newfane | Vermont | under review | surface unverified | 427 m | 57 m | 13.3% | 21.0% | Good |
| Benjamin Road · Topsham | Vermont | ranked | surface unverified | 497 m | 49 m | 9.8% | 20.4% | Good |
| Benson Avenue · Saugus | Massachusetts | ranked | mixed surface | 436 m | 34 m | 7.9% | 24.0% | Good |
| Benz Road · Bristol | New Hampshire | ranked | gravel | 595 m | 67 m | 11.3% | ≈caveated22.6% | Good |
| Berkshire Drive · Ware | Massachusetts | ranked | paved | 547 m | 39 m | 7.1% | 20.4% | Good |
| Bert White Road · Huntington | Vermont | ranked | gravel | 1756 m | 177 m | 10.1% | 18.3% | High |
| Bethel Mountain Road · Rochester | Vermont | ranked | paved | 6615 m | 382 m | 5.8% | 13.8% | Good |
| Bettina Street · Sharon | Connecticut | under review | surface unverified | 273 m | 39 m | 14.4% | 20.1% | High |
| Biddie Knob · Hubbardton | Vermont | ranked | surface unverified | 1068 m | 115 m | 10.8% | 20.4% | High |
| Big Bear Hill Road · New Milford | Connecticut | ranked | paved | 1012 m | 96 m | 9.5% | 21.3% | High |
| Big Island Road · North Franklin | Maine | under review | surface unverified | 12449 m | 221 m | 1.8% | 17.6% | Needs confirmation |
| Billings-Welch Road · Milton | Maine | under review | surface unverified | 558 m | 38 m | 6.8% | 26.0% | High |
| Billy Smith Road · Townshend | Vermont | ranked | gravel | 738 m | 61 m | 8.2% | 20.7% | High |
| Bimmer Drive · Windham | Maine | ranked | mixed surface | 488 m | 34 m | 7.0% | ≈caveated21.1% | Good |
| Birch Avenue · Paris | Maine | under review | surface unverified | 454 m | 32 m | 7.1% | 22.8% | High |
| Birch Bluff · Newbury | New Hampshire | under review | mixed surface | 679 m | 49 m | 7.2% | ≈caveated20.4% | Good |
| Birch Grove Road · New Lebanon | New York | under review | surface unverified | 4020 m | 229 m | 5.7% | ≈caveated18.5% | Good |
| Birch Hill Road · Chittenden | Vermont | ranked | surface unverified | 1324 m | 88 m | 6.6% | 22.1% | High |
| Birch Road · Cumberland | Rhode Island | ranked | paved | 772 m | 44 m | 5.8% | ≈caveated20.4% | Good |
| Birchview Extension · Westminster | Vermont | under review | gravel | 675 m | 56 m | 8.3% | 20.8% | High |
| Bird Hill Road · Greenwood | Maine | ranked | mixed surface | 3163 m | 140 m | 4.4% | 22.4% | High |
| Bisbee Road · Fayston | Vermont | ranked | surface unverified | 451 m | 57 m | 12.7% | ≈caveated20.1% | Good |
| Bismark Avenue · Tiverton | Rhode Island | ranked | paved | 710 m | 64 m | 9.0% | 21.5% | Needs confirmation |
| Bittersweet Lane · Sherman | Connecticut | under review | surface unverified | 288 m | 40 m | 13.8% | 21.4% | High |
| Black Arrow Way · Becket | Massachusetts | ranked | surface unverified | 1261 m | 52 m | 4.1% | 20.2% | Good |
| Black Brook Road · Savoy | Massachusetts | ranked | mixed surface | 5635 m | 222 m | 3.9% | ≈caveated16.0% | Good |
| Black Falls Road · Montgomery | Vermont | ranked | surface unverified | 1212 m | 108 m | 8.9% | ≈caveated22.3% | Needs confirmation |
| Black Mountain Road · Jackson | New Hampshire | under review | paved | 3741 m | 216 m | 5.8% | 17.2% | Good |
| Black Mountain Tower Road · Roxbury | Maine | under review | surface unverified | 2744 m | 372 m | 13.5% | 37.6% | Needs confirmation |
| Black Rock Way · Pittsburg | New Hampshire | under review | mixed surface | 450 m | 56 m | 12.4% | ≈caveated25.4% | Good |
| Blackberry Lane · Rumford | Maine | under review | surface unverified | 3939 m | 242 m | 6.1% | 20.9% | High |
| Blackberry Lane · Otisfield | Maine | under review | surface unverified | 982 m | 49 m | 5.0% | ≈caveated26.6% | Good |
| Blackberry Road · Danbury | Connecticut | ranked | surface unverified | 741 m | 48 m | 6.5% | 20.3% | Good |
| Blackguard Road · Waterford | Maine | ranked | mixed surface | 5839 m | 223 m | 3.8% | ≈caveated15.0% | Good |
| Blackmer Road · Barnard | Vermont | ranked | surface unverified | 1864 m | 116 m | 6.2% | 21.8% | Good |
| Blair Hill · Hancock | Vermont | ranked | gravel | 669 m | 95 m | 14.3% | 20.7% | Good |
| Blakeslee Street · Bristol | Connecticut | ranked | surface unverified | 863 m | 26 m | 3.0% | ≈caveated20.3% | Needs confirmation |
| Blankey Cottage Lane · Woodstock | Vermont | ranked | mixed surface | 339 m | 36 m | 10.6% | 21.3% | High |
| Bliss Lane · Lyme | New Hampshire | ranked | gravel | 1243 m | 51 m | 4.1% | ≈caveated20.1% | Good |
| Bliss Road · Hartford | Vermont | ranked | gravel | 2063 m | 126 m | 6.1% | 20.0% | High |
| Blodgett Road · Cabot | Vermont | ranked | surface unverified | 1783 m | 150 m | 8.4% | ≈caveated22.5% | Good |
| Blue Hill Road · Great Barrington | Massachusetts | under review | surface unverified | 4248 m | 225 m | 5.3% | 21.7% | Good |
| Blueberry Field Road · East Central Franklin | Maine | under review | surface unverified | 1123 m | 43 m | 3.8% | 26.6% | Good |
| Blueberry Mountain Drive · Machias | Maine | ranked | surface unverified | 577 m | 60 m | 10.3% | 22.5% | Good |
| Blueberry Mountain Road · Weld | Maine | under review | gravel | 2568 m | 220 m | 8.6% | 17.7% | High |
| Blueberry Ridge Road · Eddington | Maine | under review | surface unverified | 1298 m | 67 m | 5.2% | 20.4% | High |
| Bluff Road · Northport | Maine | ranked | gravel | 620 m | 57 m | 9.1% | 20.9% | Good |
| Bodine Drive · Westminster | Vermont | ranked | surface unverified | 414 m | 31 m | 7.4% | 24.9% | High |
| Bordoville Road · Enosburgh | Vermont | ranked | surface unverified | 1051 m | 69 m | 6.6% | ≈caveated20.2% | Good |
| Bosquet Road · Lowell | Vermont | under review | gravel | 1688 m | 99 m | 5.9% | 21.6% | High |
| Botsford Road · Kent | Connecticut | ranked | surface unverified | 500 m | 36 m | 7.3% | 21.2% | High |
| Bouvant Road · Brookfield | Vermont | ranked | surface unverified | 966 m | 81 m | 8.4% | ≈caveated21.9% | Good |
| Bowen Hill Road · Dorset | Vermont | ranked | mixed surface | 2521 m | 161 m | 6.4% | 20.3% | High |
| Bowen Hill Road · Braintree | Vermont | ranked | surface unverified | 786 m | 81 m | 10.4% | ≈caveated21.8% | Good |
| Bowker Street · Lexington | Massachusetts | ranked | paved | 344 m | 34 m | 9.7% | ≈caveated22.7% | Good |
| Boyce Road · Fayston | Vermont | ranked | gravel | 1014 m | 129 m | 12.7% | 20.2% | Good |
| Boyd Road · Whitingham | Vermont | ranked | surface unverified | 148 m | 14 m | 9.7% | 21.1% | Needs confirmation |
| Boyden Street · Worcester | Massachusetts | ranked | paved | 699 m | 65 m | 9.3% | ≈caveated27.3% | Good |
| Brace Road · Tyringham | Massachusetts | ranked | gravel | 2311 m | 170 m | 7.4% | ≈caveated20.4% | Good |
| Bradbury Street · Biddeford | Maine | ranked | paved | 484 m | 22 m | 4.6% | ≈caveated23.4% | Good |
| Bradley Lane · Newtown | Connecticut | ranked | surface unverified | 1770 m | 131 m | 7.4% | ≈caveated20.1% | Good |
| Bragg Hill Road · Waitsfield | Vermont | ranked | paved | 2073 m | 227 m | 10.9% | 17.2% | High |
| Braley Hill Road · Alexandria | New Hampshire | under review | gravel | 1012 m | 119 m | 11.8% | ≈caveated23.5% | Good |
| Branch Hill Road · Readsboro | Vermont | ranked | paved | 1799 m | 209 m | 11.6% | 18.2% | Good |
| Brandon Gap (east side) · Rochester | Vermont | ranked | paved | 5857 m | 275 m | 4.7% | 10.3% | High |
| Brandon Gap (west side) · Brandon | Vermont | ranked | paved | 8398 m | 462 m | 5.5% | ≈caveated12.9% | Good |
| Bray Hill Road · Phillips | Maine | ranked | gravel | 2930 m | 147 m | 5.0% | 27.2% | High |
| Bray Hill Road · Phillips | Maine | ranked | surface unverified | 3712 m | 226 m | 6.1% | 27.3% | High |
| Brester Road · Conway | Massachusetts | under review | surface unverified | 391 m | 36 m | 9.3% | ≈caveated20.9% | Good |
| Brett Hill Road · Paris | Maine | under review | surface unverified | 3238 m | 160 m | 4.9% | 23.1% | Good |
| Bridge Street · Berlin | New Hampshire | ranked | paved | 366 m | 27 m | 7.4% | 21.3% | High |
| Bridge Street · Springfield | Vermont | ranked | paved | 701 m | 45 m | 6.4% | 21.8% | Good |
| Bridgewater Hill Road · Bridgewater | New Hampshire | ranked | mixed surface | 4402 m | 244 m | 5.5% | ≈caveated18.5% | Good |
| Briggs Hill Road · Bristol | Vermont | ranked | surface unverified | 1700 m | 98 m | 5.8% | ≈caveated20.8% | Good |
| Brook Heights · Farmington | Maine | under review | surface unverified | 466 m | 55 m | 11.8% | 21.2% | High |
| Brook Road · Hebron | Maine | under review | surface unverified | 907 m | 64 m | 7.1% | 20.3% | High |
| Brooklyn Street · North Adams | Massachusetts | ranked | paved | 939 m | 78 m | 8.3% | 21.3% | High |
| Brookside Road · New Fairfield | Connecticut | ranked | surface unverified | 308 m | 22 m | 7.1% | ≈caveated23.4% | Good |
| Brookvale Road · Egremont | Massachusetts | ranked | surface unverified | 1060 m | 93 m | 8.8% | 24.7% | High |
| Brown Hill East · Starksboro | Vermont | ranked | surface unverified | 799 m | 120 m | 15.0% | ≈caveated24.0% | Good |
| Brown Hill Road · Elmore | Vermont | ranked | gravel | 2459 m | 132 m | 5.4% | 22.9% | Good |
| Brown Hill West · Starksboro | Vermont | ranked | surface unverified | 814 m | 50 m | 6.1% | ≈caveated21.5% | Good |
| Brown Road · Bridgewater | Vermont | under review | gravel | 442 m | 37 m | 8.4% | 24.1% | High |
| Brunswick Avenue · Gardiner | Maine | ranked | surface unverified | 6875 m | 112 m | 1.6% | ≈caveated21.1% | Needs confirmation |
| Bruoton Hill Road · Braintree | Vermont | ranked | surface unverified | 760 m | 106 m | 13.9% | ≈caveated22.9% | Good |
| Brushy Hill Road · Woodbury | Connecticut | ranked | paved | 704 m | 72 m | 10.3% | 21.9% | Good |
| Brushy Hill Road · Woodbury | Connecticut | ranked | paved | 531 m | 39 m | 7.3% | 22.1% | Good |
| Brushy Plain Road · Branford | Connecticut | ranked | paved | 2914 m | 31 m | 1.1% | ≈caveated25.8% | Good |
| Bubier Road · Wilton | Maine | under review | surface unverified | 1298 m | 48 m | 3.7% | 21.8% | High |
| Buck Hill Road · West Fairlee | Vermont | ranked | surface unverified | 762 m | 45 m | 5.9% | ≈caveated21.1% | Good |
| Buck Lane · Gilmanton | New Hampshire | ranked | mixed surface | 190 m | 28 m | 14.9% | 21.3% | Good |
| Buckboard Ridge · Wilton | Connecticut | ranked | surface unverified | 464 m | 38 m | 8.2% | 20.4% | Good |
| Buckeye Lane · Union | Maine | under review | surface unverified | 328 m | 27 m | 8.4% | ≈caveated21.4% | Good |
| Buckingham Road · New Milford | Connecticut | ranked | paved | 2087 m | 173 m | 8.3% | ≈caveated17.1% | Good |
| Buckland Road · Buckland | Massachusetts | ranked | paved | 5366 m | 219 m | 4.1% | ≈caveated11.0% | Good |
| Buffalo Mountain Road · Hardwick | Vermont | under review | gravel | 897 m | 85 m | 9.5% | 21.4% | Good |
| Buffum Road · Washington | Connecticut | ranked | mixed surface | 1983 m | 120 m | 6.1% | 22.7% | High |
| Bull Branch Road · North Oxford | Maine | under review | surface unverified | 993 m | 40 m | 4.0% | 28.3% | High |
| Burbank Hill Extension · Avon | Maine | under review | surface unverified | 2801 m | 189 m | 6.8% | 25.3% | High |
| Burdock Lane · Ludlow | Vermont | under review | surface unverified | 580 m | 23 m | 3.9% | 23.8% | High |
| Burgoyne Heights Road · New Hartford | Connecticut | ranked | surface unverified | 1030 m | 33 m | 3.2% | ≈caveated20.1% | Good |
| Burke Mountain Toll Road · Burke | Vermont | annex | paved | 3882 m | 533 m | 13.7% | ≈caveated23.5% | Good |
| Burkhardt Way · New Milford | Connecticut | under review | surface unverified | 258 m | 27 m | 10.6% | 20.9% | High |
| Burma Road · Phillipston | Massachusetts | ranked | surface unverified | 966 m | 38 m | 3.9% | ≈caveated21.3% | Good |
| Burnt Hill Road · Charlemont | Massachusetts | ranked | mixed surface | 2806 m | 276 m | 9.8% | ≈caveated19.8% | Good |
| Burpee Road · Dublin | New Hampshire | ranked | gravel | 934 m | 53 m | 5.6% | ≈caveated20.1% | Good |
| Burrington Road · Charlemont | Massachusetts | ranked | mixed surface | 5403 m | 324 m | 6.0% | ≈caveated15.9% | Good |
| Butter Hill Road · Chatham | New Hampshire | ranked | gravel | 696 m | 86 m | 12.3% | ≈caveated23.4% | Good |
| Butterfield Road · Wilton | Maine | ranked | mixed surface | 2929 m | 147 m | 5.0% | 28.0% | High |
| Butternut Hill Road · Guilford | Vermont | under review | surface unverified | 1216 m | 83 m | 6.9% | 24.6% | High |
| C Wells · Fayette | Maine | ranked | surface unverified | 896 m | 53 m | 5.9% | ≈caveated20.4% | Good |
| Cadillac Summit Road · Bar Harbor | Maine | ranked | paved | 6196 m | 331 m | 5.3% | ≈caveated12.9% | Good |
| Cady Hill Road · Weathersfield | Vermont | under review | mixed surface | 2619 m | 191 m | 7.3% | 23.1% | High |
| Calendar Hill Road · Woodstock | Vermont | ranked | gravel | 758 m | 55 m | 7.2% | 20.5% | High |
| Calhoun Hill Road · Washington | Connecticut | ranked | mixed surface | 1165 m | 122 m | 10.4% | ≈caveated20.1% | Good |
| Call Road · Webster | New Hampshire | under review | gravel | 2094 m | 31 m | 1.5% | ≈caveated20.5% | Good |
| Camel's Hump Road · Huntington | Vermont | ranked | gravel | 2184 m | 221 m | 10.1% | ≈caveated17.3% | Good |
| Camp Brook Road · Bethel | Vermont | ranked | paved | 9044 m | 464 m | 5.1% | 17.0% | High |
| Camp Mudjekeewis Road · Lovell | Maine | under review | paved | 357 m | 45 m | 12.6% | 34.8% | High |
| Canaan Mountain Road · Canaan | Connecticut | ranked | paved | 2358 m | 183 m | 7.7% | 11.1% | Good |
| Candle Hill Road · New Fairfield | Connecticut | ranked | surface unverified | 642 m | 70 m | 10.9% | 23.1% | Good |
| Candlewood Pines Road · Danbury | Connecticut | ranked | surface unverified | 914 m | 80 m | 8.7% | ≈caveated22.2% | Good |
| Canonicus Street · Tiverton | Rhode Island | ranked | paved | 806 m | 65 m | 8.1% | ≈caveated20.1% | Good |
| Capron Road · Braintree | Vermont | ranked | surface unverified | 145 m | 25 m | 17.5% | ≈caveated22.5% | Good |
| Carleton Hill Road · Dalton | New Hampshire | ranked | mixed surface | 484 m | 52 m | 10.8% | ≈caveated20.6% | Good |
| Carley Lane · Londonderry | Vermont | ranked | gravel | 736 m | 43 m | 5.9% | 20.9% | High |
| Carter Brook Tote Road · Wallagrass | Maine | ranked | surface unverified | 3975 m | 92 m | 2.3% | 23.5% | High |
| Carter Road · Kent | Connecticut | ranked | paved | 3689 m | 239 m | 6.5% | ≈caveated18.9% | Good |
| Cassie Street · Barre | Vermont | ranked | paved | 1866 m | 79 m | 4.2% | 21.4% | High |
| Castle Hill Road · Jamaica | Vermont | ranked | gravel | 943 m | 110 m | 11.6% | 21.8% | High |
| Catamount Hill Road Number Two · Colrain | Massachusetts | ranked | mixed surface | 1538 m | 194 m | 12.6% | ≈caveated22.0% | Good |
| Catamount Hill Road Number Two · Colrain | Massachusetts | under review | surface unverified | 657 m | 28 m | 4.2% | ≈caveated21.0% | Good |
| Cathedral Ledge Road · Bartlett | New Hampshire | ranked | paved | 1556 m | 164 m | 10.5% | ≈caveated21.9% | Good |
| Cedar Wood Drive · Brighton | Vermont | under review | gravel | 854 m | 92 m | 10.7% | ≈caveated31.4% | Good |
| Cell Tower Road Trail · Brookline | New Hampshire | under review | surface unverified | 946 m | 107 m | 11.4% | 23.8% | High |
| Cemetery Road · Seymour | Connecticut | ranked | paved | 1038 m | 56 m | 5.4% | ≈caveated21.0% | Good |
| Cemetery Road · Chester | Vermont | ranked | gravel | 424 m | 54 m | 12.8% | 21.6% | High |
| Cemetery Road · Chester | Massachusetts | ranked | paved | 201 m | 31 m | 15.3% | ≈caveated24.1% | Good |
| Center Hill Road · Barkhamsted | Connecticut | ranked | paved | 5087 m | 183 m | 3.6% | ≈caveated10.5% | Good |
| Center Hill Road · Weld | Maine | ranked | gravel | 8065 m | 88 m | 1.1% | 23.5% | High |
| Center Road · East Central Franklin | Maine | under review | surface unverified | 4342 m | 262 m | 6.0% | ≈caveated16.6% | Good |
| Central Avenue · Malden | Massachusetts | ranked | paved | 240 m | 35 m | 14.5% | 21.2% | Good |
| Chamberlain Road · Seymour | Connecticut | ranked | paved | 674 m | 58 m | 8.6% | 21.2% | High |
| Change Hat Road · Brooksville | Maine | under review | surface unverified | 305 m | 52 m | 17.0% | ≈caveated22.7% | Good |
| Chapman Hill Road · Bethel | Maine | under review | paved | 2799 m | 239 m | 8.5% | 18.8% | High |
| Charles Street · Auburn | Maine | ranked | paved | 325 m | 39 m | 12.0% | ≈caveated20.7% | Good |
| Chase Hill Road · Whitingham | Vermont | ranked | paved | 414 m | 35 m | 8.4% | 20.1% | High |
| Chase Hill Road · Weare | New Hampshire | ranked | surface unverified | 740 m | 66 m | 9.0% | ≈caveated20.1% | Good |
| Chase Pond Road · Moscow | Maine | under review | surface unverified | 2828 m | 111 m | 3.9% | 28.6% | Needs confirmation |
| Chase Road · Gill | Massachusetts | under review | surface unverified | 295 m | 22 m | 7.4% | 23.3% | Needs confirmation |
| Cheney Street · Athol | Massachusetts | ranked | paved | 349 m | 34 m | 9.7% | ≈caveated20.6% | Good |
| Chestnut Hill Road · Monterey | Massachusetts | ranked | gravel | 661 m | 84 m | 12.7% | ≈caveated23.0% | Good |
| Chestnut Street · Vernon | Connecticut | ranked | surface unverified | 468 m | 48 m | 10.4% | 20.7% | Good |
| Chestnut Street · Seymour | Connecticut | ranked | paved | 1393 m | 90 m | 6.5% | ≈caveated20.5% | Good |
| Chipeway Road · Middlefield | Connecticut | ranked | surface unverified | 1101 m | 131 m | 11.9% | ≈caveated22.3% | Good |
| Chittenden Brook Road · Rochester | Vermont | ranked | surface unverified | 2820 m | 158 m | 5.6% | ≈caveated21.0% | Needs confirmation |
| Chopmist Hill Road · Scituate | Rhode Island | ranked | paved | 2524 m | 99 m | 3.9% | 7.3% | Good |
| Christine Lake Road · Stark | New Hampshire | under review | gravel | 540 m | 62 m | 11.6% | ≈caveated24.7% | Good |
| Christopher Clark Road · Holyoke | Massachusetts | ranked | surface unverified | 140 m | 21 m | 15.0% | 26.2% | High |
| Church Hill Road · Redding | Connecticut | ranked | surface unverified | 822 m | 70 m | 8.6% | ≈caveated21.5% | Good |
| Church Street · Berlin | New Hampshire | ranked | paved | 1533 m | 116 m | 7.5% | 21.7% | High |
| Circle Drive · Palmer Town | Massachusetts | ranked | paved | 532 m | 49 m | 9.1% | 23.6% | Good |
| Clark Drive · Lovell | Maine | under review | mixed surface | 777 m | 30 m | 3.9% | 33.9% | Needs confirmation |
| Clark Road · Rupert | Vermont | ranked | mixed surface | 1531 m | 91 m | 5.9% | 20.6% | High |
| Clark Wright Road · Middlefield | Massachusetts | under review | surface unverified | 3278 m | 163 m | 5.0% | ≈caveated23.0% | Good |
| Clark Wright Road · Middlefield | Massachusetts | ranked | paved | 775 m | 94 m | 12.2% | ≈caveated21.4% | Needs confirmation |
| Clay Hill Road · Rochester | Vermont | ranked | surface unverified | 1090 m | 122 m | 11.2% | ≈caveated21.1% | Good |
| Clermont Road · Washington | Vermont | ranked | surface unverified | 561 m | 42 m | 7.6% | ≈caveated22.1% | Good |
| Cliffdale Road · Greenwich | Connecticut | ranked | surface unverified | 727 m | 59 m | 8.1% | ≈caveated20.1% | Good |
| Clifford Lane · Adams | Massachusetts | under review | surface unverified | 294 m | 30 m | 10.0% | ≈caveated23.1% | Good |
| Coach Road · Shaftsbury | Vermont | ranked | gravel | 917 m | 93 m | 10.2% | 23.7% | High |
| Cobb Hill Road · Otisfield | Maine | ranked | mixed surface | 3103 m | 71 m | 2.3% | 21.6% | High |
| Coddington Road · Washington | Vermont | ranked | surface unverified | 331 m | 43 m | 13.1% | ≈caveated23.1% | Good |
| Colby Lane · Warner | New Hampshire | under review | gravel | 413 m | 51 m | 12.2% | ≈caveated21.5% | Needs confirmation |
| Colby Road · Topsham | Vermont | ranked | surface unverified | 2564 m | 205 m | 8.0% | ≈caveated20.4% | Good |
| Colby Street · Barre | Vermont | ranked | paved | 616 m | 63 m | 10.2% | 21.8% | Good |
| Cold Springs Road · West Haven | Vermont | under review | gravel | 2096 m | 79 m | 3.8% | 24.2% | High |
| Cold Springs Road · West Haven | Vermont | ranked | gravel | 1088 m | 71 m | 6.6% | 21.0% | High |
| Cole Farm Road · Piermont | New Hampshire | under review | surface unverified | 1568 m | 149 m | 9.5% | ≈caveated20.3% | Good |
| Coleman Road · Middletown | Connecticut | ranked | surface unverified | 2879 m | 108 m | 3.8% | ≈caveated25.5% | Good |
| Collette Road · Stafford | Connecticut | under review | surface unverified | 754 m | 29 m | 3.8% | ≈caveated20.4% | Good |
| Collins Lane · Brownfield | Maine | under review | surface unverified | 264 m | 33 m | 12.4% | ≈caveated20.2% | Good |
| Collins Road · Marlboro | Vermont | ranked | gravel | 427 m | 37 m | 8.7% | 22.3% | High |
| Collins Street · Watertown | Connecticut | ranked | surface unverified | 955 m | 55 m | 5.7% | ≈caveated21.1% | Good |
| Cone Road · Middlefield | Massachusetts | ranked | surface unverified | 3288 m | 241 m | 7.3% | ≈caveated20.5% | Good |
| Conifer Drive · South Oxford | Maine | under review | surface unverified | 432 m | 33 m | 7.7% | 31.0% | Needs confirmation |
| Conservation School Road · Woodstock | Maine | under review | surface unverified | 547 m | 26 m | 4.7% | 24.4% | High |
| Coon Mountain Lane · Liberty | Maine | under review | surface unverified | 349 m | 62 m | 17.9% | ≈caveated34.8% | Good |
| Cooper Road · Bridgewater | Connecticut | ranked | paved | 1416 m | 132 m | 9.3% | ≈caveated20.7% | Good |
| Corn Hill · Machiasport | Maine | ranked | mixed surface | 370 m | 36 m | 9.8% | 20.9% | Good |
| Corse Street · Montpelier | Vermont | under review | surface unverified | 496 m | 66 m | 13.2% | 23.1% | Good |
| Cory Hill Road · Putney | Vermont | ranked | gravel | 769 m | 36 m | 4.6% | 22.8% | High |
| Cottage Road · Dedham | Maine | under review | surface unverified | 597 m | 54 m | 9.1% | ≈caveated21.0% | Good |
| Cotter Avenue · Northfield | Vermont | under review | surface unverified | 293 m | 26 m | 8.8% | 26.6% | Good |
| County Road · Pownal | Vermont | under review | surface unverified | 10209 m | 153 m | 1.5% | 26.9% | High |
| County Road · Southington | Connecticut | ranked | surface unverified | 3042 m | 178 m | 5.8% | ≈caveated12.5% | Good |
| Cove To Cove Lane · Norway | Maine | under review | surface unverified | 1243 m | 68 m | 5.5% | 20.4% | Needs confirmation |
| Cowdrey Outlook · Barnard | Vermont | ranked | gravel | 312 m | 45 m | 14.5% | 23.5% | High |
| Cowen Road · Dedham | Maine | ranked | surface unverified | 1370 m | 31 m | 2.3% | ≈caveated21.0% | Good |
| Cozzens Road · Huntington | Vermont | ranked | surface unverified | 224 m | 40 m | 17.9% | ≈caveated22.0% | Good |
| Cradle Cove Lane · Brooklin | Maine | under review | surface unverified | 649 m | 34 m | 5.2% | ≈caveated28.3% | Good |
| Cragmere Road · East Haddam | Connecticut | ranked | paved | 340 m | 44 m | 12.9% | ≈caveated23.2% | Good |
| Crane Hill Road · Sugar Hill | New Hampshire | ranked | gravel | 2678 m | 147 m | 5.5% | 21.7% | High |
| Crane Road · Windsor | Massachusetts | ranked | surface unverified | 1192 m | 119 m | 10.0% | ≈caveated22.8% | Good |
| Creager Road · Montgomery | Vermont | ranked | surface unverified | 579 m | 86 m | 14.9% | ≈caveated22.4% | Good |
| Cream Pot Road · Hartland | Vermont | ranked | surface unverified | 1332 m | 68 m | 5.1% | 21.6% | High |
| Crittenden Hill Road · Buckland | Massachusetts | ranked | mixed surface | 985 m | 104 m | 10.5% | ≈caveated21.8% | Good |
| Crockett Ridge Road · Norway | Maine | under review | paved | 1923 m | 47 m | 2.5% | 20.1% | High |
| Crooker Road · Bristol | Maine | under review | surface unverified | 636 m | 23 m | 3.7% | ≈caveated22.6% | Good |
| Cross Place Road · Washington | Massachusetts | ranked | surface unverified | 1617 m | 62 m | 3.8% | ≈caveated21.0% | Good |
| Crossett Hill Road · Duxbury | Vermont | ranked | surface unverified | 1109 m | 123 m | 11.1% | ≈caveated21.6% | Good |
| Crowe Hill Road · Charleston | Vermont | ranked | surface unverified | 1034 m | 127 m | 12.3% | ≈caveated20.2% | Good |
| Crowley Road · Starksboro | Vermont | ranked | surface unverified | 470 m | 59 m | 12.6% | ≈caveated20.3% | Good |
| Cummings Hill Road · Plymouth | New Hampshire | ranked | surface unverified | 1338 m | 118 m | 8.8% | ≈caveated20.1% | Good |
| Cupsuptic Tote Road · North Oxford | Maine | under review | surface unverified | 3194 m | 60 m | 1.9% | ≈caveated33.6% | Good |
| Cupsuptic Tote Road · North Oxford | Maine | under review | surface unverified | 2633 m | 232 m | 8.8% | ≈caveated23.4% | Good |
| Currier Road · Topsham | Vermont | ranked | gravel | 1654 m | 176 m | 10.7% | ≈caveated19.2% | Good |
| Curtis Hill Road · Woodstock | Maine | under review | mixed surface | 5449 m | 168 m | 3.1% | 24.4% | Needs confirmation |
| Curtis Pond Road · Thorndike | Maine | ranked | gravel | 643 m | 29 m | 4.5% | 20.9% | Good |
| Curtis Road · Raymond | Maine | under review | surface unverified | 660 m | 69 m | 10.5% | ≈caveated29.4% | Good |
| Cushman Hill Road · Woodstock | Maine | ranked | surface unverified | 1486 m | 119 m | 8.0% | 27.9% | Needs confirmation |
| Cushman Road · Woodstock | Maine | under review | surface unverified | 5911 m | 312 m | 5.3% | ≈caveated36.4% | Needs confirmation |
| Daffodil Lane · Danbury | New Hampshire | under review | surface unverified | 772 m | 61 m | 8.0% | ≈caveated24.6% | Good |
| Dailey Road · Jefferson | Maine | under review | surface unverified | 324 m | 27 m | 8.2% | 26.6% | Good |
| Dana Hill Road · Waitsfield | Vermont | ranked | surface unverified | 627 m | 96 m | 15.3% | ≈caveated22.7% | Good |
| Danielson Pike · Scituate | Rhode Island | ranked | paved | 5130 m | 104 m | 2.0% | ≈caveated7.0% | Good |
| Darington Road · Hartford | Maine | ranked | mixed surface | 3403 m | 104 m | 3.1% | 22.0% | High |
| Dark Entry Road · Cornwall | Connecticut | under review | surface unverified | 887 m | 111 m | 12.5% | 22.4% | High |
| Darling Hill Road · Vershire | Vermont | ranked | surface unverified | 891 m | 113 m | 12.7% | ≈caveated21.2% | Good |
| Dartt Hill Road · Bethel | Vermont | ranked | surface unverified | 1468 m | 128 m | 8.7% | ≈caveated20.9% | Good |
| Daubneys Drive · Readsboro | Vermont | ranked | gravel | 1774 m | 121 m | 6.8% | 20.6% | High |
| Davis Road · Warner | New Hampshire | ranked | gravel | 189 m | 25 m | 13.3% | ≈caveated20.0% | Good |
| Davis Street · Worcester | Massachusetts | ranked | paved | 174 m | 23 m | 13.5% | ≈caveated20.9% | Good |
| Dawn Hill Road · Sharon | Connecticut | under review | surface unverified | 920 m | 95 m | 10.3% | ≈caveated20.1% | Good |
| Day Lane · New Milford | Connecticut | under review | surface unverified | 486 m | 63 m | 12.9% | 20.2% | High |
| Day Pond Road · Kingfield | Maine | under review | surface unverified | 8843 m | 312 m | 3.5% | ≈caveated23.9% | Needs confirmation |
| Daye Road · South Oxford | Maine | under review | surface unverified | 303 m | 30 m | 9.9% | 23.0% | Good |
| Dayton Hill Road · Middletown Springs | Vermont | under review | gravel | 1524 m | 101 m | 6.6% | 25.2% | High |
| Dean Street · North Adams | Massachusetts | ranked | paved | 711 m | 56 m | 7.9% | 20.6% | Good |
| Deer Hill Road · Sherman | Connecticut | ranked | surface unverified | 372 m | 47 m | 12.7% | ≈caveated21.9% | Good |
| Deer Hill Road · Colebrook | Connecticut | ranked | paved | 2800 m | 166 m | 5.9% | ≈caveated25.9% | Good |
| Deer Mountain Stream Road · North Oxford | Maine | ranked | surface unverified | 7076 m | 160 m | 2.3% | 24.3% | Good |
| Deer Run Trail · Sherman | Connecticut | ranked | surface unverified | 868 m | 57 m | 6.6% | ≈caveated21.2% | Good |
| Deerfield Road · New Gloucester | Maine | under review | surface unverified | 1166 m | 55 m | 4.7% | ≈caveated32.0% | Needs confirmation |
| Delford Road · Waterbury | Connecticut | under review | surface unverified | 550 m | 58 m | 10.5% | 22.2% | Good |
| Delia Drive · Holderness | New Hampshire | under review | mixed surface | 1056 m | 76 m | 7.2% | ≈caveated22.4% | Good |
| Densmore Hill Road · Woodstock | Vermont | ranked | gravel | 1844 m | 208 m | 11.3% | 23.7% | High |
| Denton Road · Washington | Vermont | ranked | surface unverified | 962 m | 102 m | 10.6% | ≈caveated21.6% | Good |
| Deroo Lane · Ludlow | Vermont | ranked | gravel | 738 m | 66 m | 8.9% | 20.5% | High |
| Dewey Hill Road · Stark | New Hampshire | ranked | surface unverified | 333 m | 25 m | 7.5% | ≈caveated23.0% | Good |
| Dewey Street · Montpelier | Vermont | ranked | paved | 262 m | 40 m | 15.1% | 20.1% | High |
| Dibble Hill Road · Cornwall | Connecticut | ranked | paved | 1519 m | 152 m | 10.0% | 21.8% | High |
| Discovered lane (42.0064, -71.4218) · Cumberland | Rhode Island | ranked | surface unverified | 481 m | 40 m | 8.2% | 20.3% | High |
| Discovered lane (42.0461, -72.8611) · Granville | Massachusetts | under review | surface unverified | 490 m | 23 m | 4.6% | 20.3% | High |
| Discovered lane (42.0463, -73.2329) · New Marlborough | Massachusetts | under review | surface unverified | 415 m | 42 m | 10.2% | 21.8% | High |
| Discovered lane (42.0505, -71.9696) · Dudley | Massachusetts | under review | surface unverified | 546 m | 47 m | 8.6% | ≈caveated22.0% | Good |
| Discovered lane (42.0706, -73.3038) · Sheffield | Massachusetts | under review | surface unverified | 362 m | 50 m | 13.7% | 20.5% | High |
| Discovered lane (42.0774, -73.2730) · New Marlborough | Massachusetts | under review | surface unverified | 1401 m | 117 m | 8.3% | 22.7% | High |
| Discovered lane (42.1103, -72.2484) · Brimfield | Massachusetts | under review | surface unverified | 540 m | 79 m | 14.7% | 25.8% | High |
| Discovered lane (42.1637, -72.8451) · Russell | Massachusetts | under review | surface unverified | 1592 m | 138 m | 8.7% | 22.3% | Good |
| Discovered lane (42.1726, -72.8388) · Russell | Massachusetts | under review | surface unverified | 1700 m | 223 m | 13.1% | 28.5% | Good |
| Discovered lane (42.1815, -73.3068) · Great Barrington | Massachusetts | under review | surface unverified | 736 m | 65 m | 8.8% | ≈caveated32.7% | Good |
| Discovered lane (42.2174, -73.0895) · Otis | Massachusetts | under review | surface unverified | 1642 m | 70 m | 4.3% | ≈caveated21.6% | Good |
| Discovered lane (42.2417, -72.6480) · Holyoke | Massachusetts | under review | surface unverified | 1601 m | 228 m | 14.2% | 24.6% | High |
| Discovered lane (42.2532, -72.5352) · Granby | Massachusetts | ranked | surface unverified | 585 m | 39 m | 6.7% | ≈caveated20.1% | Good |
| Discovered lane (42.2575, -73.1158) · Becket | Massachusetts | under review | surface unverified | 325 m | 35 m | 10.8% | 20.4% | High |
| Discovered lane (42.2814, -73.2677) · Lee | Massachusetts | under review | surface unverified | 812 m | 58 m | 7.1% | ≈caveated21.3% | Good |
| Discovered lane (42.3007, -72.8449) · Huntington | Massachusetts | ranked | surface unverified | 598 m | 58 m | 9.7% | ≈caveated23.3% | Needs confirmation |
| Discovered lane (42.4913, -73.1212) · Dalton | Massachusetts | under review | surface unverified | 2888 m | 294 m | 10.2% | 21.7% | Needs confirmation |
| Discovered lane (42.5039, -71.8598) · Princeton | Massachusetts | under review | surface unverified | 496 m | 29 m | 5.8% | ≈caveated21.4% | Good |
| Discovered lane (42.5130, -73.1139) · Windsor | Massachusetts | under review | surface unverified | 624 m | 81 m | 13.0% | 28.2% | Good |
| Discovered lane (42.5174, -73.2194) · Lanesborough | Massachusetts | under review | surface unverified | 1532 m | 112 m | 7.3% | ≈caveated21.8% | Good |
| Discovered lane (42.5324, -72.8172) · Ashfield | Massachusetts | under review | surface unverified | 1106 m | 141 m | 12.8% | 22.3% | High |
| Discovered lane (42.5332, -73.2899) · Lanesborough | Massachusetts | under review | surface unverified | 2158 m | 141 m | 6.6% | ≈caveated22.7% | Good |
| Discovered lane (42.5390, -72.7176) · Conway | Massachusetts | under review | surface unverified | 1699 m | 112 m | 6.6% | ≈caveated21.5% | Good |
| Discovered lane (42.5467, -71.7160) · Lunenburg | Massachusetts | ranked | surface unverified | 668 m | 45 m | 6.8% | ≈caveated20.6% | Good |
| Discovered lane (42.5727, -73.3129) · Hancock | Massachusetts | under review | surface unverified | 1598 m | 160 m | 10.0% | ≈caveated18.6% | Needs confirmation |
| Discovered lane (42.5739, -72.7956) · Buckland | Massachusetts | under review | surface unverified | 92 m | 23 m | 24.6% | ≈caveated37.3% | Needs confirmation |
| Discovered lane (42.5917, -73.3191) · Hancock | Massachusetts | under review | surface unverified | 278 m | 39 m | 13.9% | ≈caveated23.4% | Good |
| Discovered lane (42.5939, -73.3175) · Hancock | Massachusetts | under review | surface unverified | 1098 m | 69 m | 6.3% | ≈caveated23.3% | Good |
| Discovered lane (42.5952, -73.2529) · New Ashford | Massachusetts | under review | surface unverified | 1308 m | 103 m | 7.9% | ≈caveated20.5% | Good |
| Discovered lane (42.5964, -72.6402) · Greenfield | Massachusetts | under review | surface unverified | 1174 m | 58 m | 4.9% | ≈caveated25.6% | Good |
| Discovered lane (42.5979, -72.7116) · Shelburne | Massachusetts | under review | surface unverified | 674 m | 107 m | 15.9% | ≈caveated32.7% | Good |
| Discovered lane (42.6061, -72.7507) · Buckland | Massachusetts | under review | surface unverified | 229 m | 32 m | 14.1% | 20.7% | Good |
| Discovered lane (42.6063, -72.6555) · Shelburne | Massachusetts | under review | surface unverified | 338 m | 38 m | 11.2% | ≈caveated20.3% | Good |
| Discovered lane (42.6092, -72.4145) · Erving | Massachusetts | under review | surface unverified | 542 m | 39 m | 7.2% | ≈caveated20.4% | Good |
| Discovered lane (42.6271, -72.5629) · Greenfield | Massachusetts | under review | surface unverified | 1014 m | 58 m | 5.7% | 23.8% | High |
| Discovered lane (42.6392, -73.0948) · Adams | Massachusetts | under review | surface unverified | 1852 m | 139 m | 7.5% | ≈caveated20.8% | Good |
| Discovered lane (42.6985, -72.6908) · Colrain | Massachusetts | under review | surface unverified | 330 m | 39 m | 11.9% | 23.0% | High |
| Discovered lane (42.7025, -72.4166) · Northfield | Massachusetts | under review | surface unverified | 576 m | 42 m | 7.2% | 39.7% | Needs confirmation |
| Discovered lane (42.7047, -72.7381) · Colrain | Massachusetts | ranked | surface unverified | 976 m | 12 m | 1.2% | 23.0% | High |
| Discovered lane (42.7186, -72.6973) · Colrain | Massachusetts | under review | surface unverified | 495 m | 55 m | 11.1% | 20.4% | High |
| Discovered lane (42.7294, -71.7764) · Mason | New Hampshire | under review | surface unverified | 233 m | 36 m | 15.4% | 22.3% | High |
| Discovered lane (42.9559, -72.1286) · Harrisville | New Hampshire | under review | surface unverified | 185 m | 22 m | 11.8% | ≈caveated24.0% | Good |
| Discovered lane (42.9561, -72.1083) · Harrisville | New Hampshire | under review | surface unverified | 159 m | 24 m | 15.2% | ≈caveated20.5% | Needs confirmation |
| Discovered lane (42.9784, -71.5399) · Goffstown | New Hampshire | under review | surface unverified | 647 m | 62 m | 9.6% | ≈caveated21.8% | Good |
| Discovered lane (43.1460, -73.1051) · Manchester | Vermont | under review | surface unverified | 2293 m | 200 m | 8.7% | 31.2% | High |
| Discovered lane (43.1621, -72.1887) · Marlow | New Hampshire | under review | surface unverified | 600 m | 48 m | 7.9% | ≈caveated25.3% | Good |
| Discovered lane (43.2535, -72.1213) · Goshen | New Hampshire | under review | surface unverified | 126 m | 20 m | 15.8% | 36.0% | Needs confirmation |
| Discovered lane (43.2545, -72.5197) · Springfield | Vermont | under review | surface unverified | 1456 m | 72 m | 5.0% | ≈caveated29.3% | Good |
| Discovered lane (43.3782, -72.5914) · Cavendish | Vermont | under review | surface unverified | 701 m | 125 m | 17.9% | 29.1% | High |
| Discovered lane (43.4856, -72.5553) · Reading | Vermont | under review | surface unverified | 1174 m | 151 m | 12.9% | 22.1% | High |
| Discovered lane (43.5020, -72.5484) · Reading | Vermont | under review | surface unverified | 1708 m | 163 m | 9.5% | 20.5% | High |
| Discovered lane (43.5265, -72.4338) · Hartland | Vermont | under review | surface unverified | 211 m | 31 m | 14.7% | 20.7% | High |
| Discovered lane (43.5729, -72.6837) · Bridgewater | Vermont | under review | surface unverified | 376 m | 32 m | 8.4% | 37.8% | Needs confirmation |
| Discovered lane (43.5933, -71.5222) · Laconia | New Hampshire | under review | surface unverified | 386 m | 32 m | 8.2% | ≈caveated23.0% | Good |
| Discovered lane (43.6102, -71.8562) · Alexandria | New Hampshire | under review | gravel | 422 m | 47 m | 11.2% | ≈caveated24.2% | Good |
| Discovered lane (43.6109, -71.4224) · Gilford | New Hampshire | under review | surface unverified | 178 m | 22 m | 12.6% | ≈caveated24.9% | Needs confirmation |
| Discovered lane (43.6176, -72.5703) · Woodstock | Vermont | under review | surface unverified | 409 m | 42 m | 10.3% | 21.6% | High |
| Discovered lane (43.6954, -73.2592) · Benson | Vermont | under review | surface unverified | 227 m | 27 m | 12.1% | 24.9% | High |
| Discovered lane (43.6966, -72.9683) · Pittsford | Vermont | under review | surface unverified | 321 m | 22 m | 6.9% | 31.5% | Good |
| Discovered lane (43.7014, -72.9505) · Chittenden | Vermont | under review | surface unverified | 173 m | 21 m | 12.4% | 25.1% | High |
| Discovered lane (43.7124, -73.1336) · Hubbardton | Vermont | under review | surface unverified | 452 m | 38 m | 8.3% | 28.7% | Good |
| Discovered lane (43.7272, -71.2360) · Tuftonboro | New Hampshire | under review | mixed surface | 335 m | 32 m | 9.6% | ≈caveated31.5% | Good |
| Discovered lane (43.7316, -71.2619) · Tuftonboro | New Hampshire | under review | surface unverified | 2208 m | 224 m | 10.2% | ≈caveated41.2% | Needs confirmation |
| Discovered lane (43.7340, -72.4043) · Norwich | Vermont | under review | surface unverified | 345 m | 46 m | 13.4% | 21.2% | High |
| Discovered lane (43.7654, -73.1765) · Sudbury | Vermont | under review | gravel | 659 m | 46 m | 7.0% | 33.8% | Needs confirmation |
| Discovered lane (43.7671, -73.1797) · Sudbury | Vermont | under review | gravel | 670 m | 26 m | 3.8% | 20.5% | High |
| Discovered lane (43.7903, -72.5272) · Royalton | Vermont | under review | gravel | 283 m | 28 m | 9.9% | 32.4% | Needs confirmation |
| Discovered lane (43.8062, -69.7545) · Georgetown | Maine | under review | surface unverified | 275 m | 39 m | 14.1% | ≈caveated26.3% | Good |
| Discovered lane (43.8134, -71.2780) · Tamworth | New Hampshire | under review | surface unverified | 2770 m | 303 m | 10.9% | ≈caveated28.6% | Good |
| Discovered lane (43.8216, -72.1788) · Lyme | New Hampshire | under review | surface unverified | 328 m | 45 m | 13.7% | ≈caveated21.2% | Good |
| Discovered lane (43.8249, -71.2549) · Tamworth | New Hampshire | under review | surface unverified | 323 m | 27 m | 8.3% | ≈caveated22.9% | Needs confirmation |
| Discovered lane (43.8579, -71.3221) · Tamworth | New Hampshire | under review | surface unverified | 360 m | 27 m | 7.6% | ≈caveated28.6% | Good |
| Discovered lane (43.8615, -71.4205) · Sandwich | New Hampshire | under review | surface unverified | 149 m | 25 m | 17.0% | ≈caveated20.5% | Good |
| Discovered lane (43.8930, -70.3032) · Gray | Maine | under review | surface unverified | 330 m | 27 m | 8.1% | ≈caveated27.4% | Good |
| Discovered lane (43.8960, -70.9330) · Brownfield | Maine | under review | surface unverified | 356 m | 71 m | 20.0% | ≈caveated31.7% | Good |
| Discovered lane (43.9027, -70.3125) · Gray | Maine | under review | surface unverified | 373 m | 30 m | 8.0% | ≈caveated22.4% | Good |
| Discovered lane (43.9297, -70.9593) · Brownfield | Maine | under review | mixed surface | 300 m | 32 m | 10.6% | ≈caveated22.2% | Good |
| Discovered lane (43.9567, -72.1384) · Fairlee | Vermont | under review | surface unverified | 486 m | 65 m | 13.3% | 20.1% | High |
| Discovered lane (43.9964, -70.2778) · New Gloucester | Maine | under review | surface unverified | 223 m | 28 m | 12.5% | ≈caveated23.4% | Good |
| Discovered lane (43.9988, -70.3213) · New Gloucester | Maine | under review | surface unverified | 360 m | 37 m | 10.3% | ≈caveated44.3% | Needs confirmation |
| Discovered lane (44.0562, -73.2588) · Weybridge | Vermont | under review | surface unverified | 334 m | 53 m | 15.9% | ≈caveated33.7% | Needs confirmation |
| Discovered lane (44.1091, -72.2917) · Topsham | Vermont | under review | surface unverified | 361 m | 70 m | 19.4% | ≈caveated30.8% | Good |
| Discovered lane (44.1342, -69.1306) · Rockland | Maine | under review | surface unverified | 171 m | 28 m | 16.2% | ≈caveated26.0% | Good |
| Discovered lane (44.1516, -72.3566) · Orange | Vermont | under review | surface unverified | 301 m | 36 m | 12.0% | ≈caveated29.4% | Good |
| Discovered lane (44.1677, -69.0778) · Rockport | Maine | under review | surface unverified | 377 m | 45 m | 12.0% | ≈caveated27.9% | Good |
| Discovered lane (44.1743, -70.7737) · Waterford | Maine | under review | surface unverified | 1692 m | 54 m | 3.2% | 23.0% | Good |
| Discovered lane (44.1788, -72.4465) · Barre | Vermont | under review | gravel | 823 m | 80 m | 9.7% | ≈caveated26.5% | Good |
| Discovered lane (44.1868, -70.5841) · Norway | Maine | under review | surface unverified | 163 m | 21 m | 13.1% | 34.0% | High |
| Discovered lane (44.2372, -69.0974) · Camden | Maine | ranked | surface unverified | 438 m | 27 m | 6.2% | ≈caveated21.7% | Needs confirmation |
| Discovered lane (44.2644, -70.3133) · Buckfield | Maine | ranked | surface unverified | 163 m | 24 m | 14.4% | ≈caveated28.9% | Needs confirmation |
| Discovered lane (44.2678, -70.3775) · Buckfield | Maine | under review | surface unverified | 377 m | 41 m | 10.9% | 29.9% | Good |
| Discovered lane (44.2727, -70.6330) · Norway | Maine | under review | surface unverified | 237 m | 35 m | 14.8% | 31.9% | High |
| Discovered lane (44.2859, -69.2076) · Appleton | Maine | under review | surface unverified | 342 m | 31 m | 9.0% | ≈caveated20.9% | Needs confirmation |
| Discovered lane (44.3017, -68.3468) · Southwest Harbor | Maine | ranked | mixed surface | 166 m | 27 m | 16.1% | ≈caveated24.6% | Good |
| Discovered lane (44.3032, -68.4299) · Tremont | Maine | under review | surface unverified | 549 m | 30 m | 5.5% | 21.0% | High |
| Discovered lane (44.3055, -71.9881) · Monroe | New Hampshire | under review | surface unverified | 535 m | 27 m | 5.0% | ≈caveated23.4% | Needs confirmation |
| Discovered lane (44.3177, -70.3966) · Buckfield | Maine | under review | surface unverified | 1726 m | 75 m | 4.4% | 20.4% | High |
| Discovered lane (44.3224, -70.2152) · Turner | Maine | ranked | surface unverified | 434 m | 31 m | 7.1% | ≈caveated28.3% | Good |
| Discovered lane (44.3264, -69.1288) · Searsmont | Maine | under review | surface unverified | 382 m | 42 m | 10.9% | ≈caveated23.0% | Good |
| Discovered lane (44.3312, -70.3706) · Sumner | Maine | under review | surface unverified | 445 m | 103 m | 23.2% | 37.9% | Needs confirmation |
| Discovered lane (44.3329, -72.1362) · Peacham | Vermont | under review | surface unverified | 290 m | 38 m | 13.0% | ≈caveated20.6% | Good |
| Discovered lane (44.3535, -69.0066) · Northport | Maine | under review | surface unverified | 272 m | 66 m | 24.2% | ≈caveated35.5% | Good |
| Discovered lane (44.3797, -70.8390) · Bethel | Maine | under review | surface unverified | 2098 m | 127 m | 6.1% | 29.2% | Needs confirmation |
| Discovered lane (44.3871, -70.5621) · Woodstock | Maine | under review | surface unverified | 849 m | 76 m | 9.0% | 22.8% | Good |
| Discovered lane (44.3874, -70.6100) · Woodstock | Maine | under review | surface unverified | 306 m | 36 m | 11.9% | 22.3% | High |
| Discovered lane (44.3940, -70.6003) · Woodstock | Maine | under review | surface unverified | 621 m | 84 m | 13.5% | 40.1% | Needs confirmation |
| Discovered lane (44.4006, -71.6219) · Dalton | New Hampshire | under review | surface unverified | 248 m | 47 m | 19.1% | ≈caveated26.0% | Good |
| Discovered lane (44.4153, -70.5115) · Sumner | Maine | under review | surface unverified | 169 m | 23 m | 13.7% | 30.6% | Needs confirmation |
| Discovered lane (44.4165, -70.6759) · Woodstock | Maine | under review | surface unverified | 199 m | 27 m | 13.4% | 27.3% | High |
| Discovered lane (44.4212, -69.9684) · Mount Vernon | Maine | under review | surface unverified | 479 m | 50 m | 10.4% | ≈caveated25.7% | Good |
| Discovered lane (44.4228, -69.8139) · Sidney | Maine | under review | surface unverified | 297 m | 34 m | 11.4% | 22.4% | Good |
| Discovered lane (44.4361, -70.5953) · Milton | Maine | under review | surface unverified | 1008 m | 57 m | 5.6% | 36.2% | Needs confirmation |
| Discovered lane (44.4473, -71.1564) · Success | New Hampshire | under review | surface unverified | 1076 m | 111 m | 10.3% | 22.8% | High |
| Discovered lane (44.4496, -70.4048) · Peru | Maine | under review | surface unverified | 234 m | 35 m | 15.1% | 25.0% | High |
| Discovered lane (44.4519, -68.0625) · Gouldsboro | Maine | under review | surface unverified | 657 m | 51 m | 7.8% | 22.4% | Good |
| Discovered lane (44.4533, -71.4677) · Lancaster | New Hampshire | under review | surface unverified | 1240 m | 165 m | 13.3% | ≈caveated22.7% | Needs confirmation |
| Discovered lane (44.4672, -70.2412) · Canton | Maine | under review | surface unverified | 211 m | 30 m | 14.2% | 25.5% | High |
| Discovered lane (44.4894, -71.2154) · Berlin | New Hampshire | under review | mixed surface | 718 m | 78 m | 10.8% | 26.3% | High |
| Discovered lane (44.5291, -70.3784) · Dixfield | Maine | under review | surface unverified | 252 m | 28 m | 11.2% | 24.5% | High |
| Discovered lane (44.5315, -71.4896) · Northumberland | New Hampshire | under review | surface unverified | 1207 m | 122 m | 10.1% | 28.8% | High |
| Discovered lane (44.5338, -70.3369) · Dixfield | Maine | under review | surface unverified | 5282 m | 307 m | 5.8% | ≈caveated22.8% | Needs confirmation |
| Discovered lane (44.5383, -70.9403) · North Oxford | Maine | under review | surface unverified | 2034 m | 128 m | 6.3% | 24.9% | Good |
| Discovered lane (44.5450, -70.6993) · Rumford | Maine | under review | surface unverified | 1108 m | 92 m | 8.3% | 23.7% | High |
| Discovered lane (44.5510, -69.1464) · Brooks | Maine | under review | surface unverified | 190 m | 21 m | 11.1% | ≈caveated20.3% | Good |
| Discovered lane (44.5533, -71.1637) · Milan | New Hampshire | under review | surface unverified | 1142 m | 63 m | 5.6% | 20.1% | Good |
| Discovered lane (44.5767, -68.6828) · Orland | Maine | under review | surface unverified | 585 m | 73 m | 12.5% | 24.1% | Good |
| Discovered lane (44.5772, -68.6831) · Orland | Maine | under review | surface unverified | 607 m | 63 m | 10.4% | 22.1% | High |
| Discovered lane (44.5930, -71.4188) · Stark | New Hampshire | under review | surface unverified | 1065 m | 88 m | 8.2% | ≈caveated24.5% | Needs confirmation |
| Discovered lane (44.5950, -71.4336) · Stark | New Hampshire | under review | surface unverified | 628 m | 54 m | 8.5% | ≈caveated20.4% | Good |
| Discovered lane (44.6025, -71.8753) · Burke | Vermont | under review | surface unverified | 388 m | 40 m | 10.4% | ≈caveated23.5% | Needs confirmation |
| Discovered lane (44.6157, -69.0090) · Monroe | Maine | under review | surface unverified | 243 m | 26 m | 10.6% | ≈caveated25.0% | Good |
| Discovered lane (44.6287, -71.3756) · Stark | New Hampshire | under review | gravel | 668 m | 69 m | 10.3% | 25.0% | Good |
| Discovered lane (44.6408, -70.6994) · Andover | Maine | under review | surface unverified | 530 m | 34 m | 6.3% | 21.7% | Needs confirmation |
| Discovered lane (44.6458, -70.6036) · Roxbury | Maine | under review | gravel | 6310 m | 170 m | 2.7% | 27.8% | Good |
| Discovered lane (44.6467, -70.6141) · Roxbury | Maine | under review | surface unverified | 1302 m | 153 m | 11.7% | 20.8% | High |
| Discovered lane (44.6468, -71.5230) · Stratford | New Hampshire | under review | surface unverified | 529 m | 52 m | 9.9% | ≈caveated23.4% | Good |
| Discovered lane (44.6636, -70.4118) · Carthage | Maine | under review | surface unverified | 326 m | 38 m | 11.6% | 20.7% | High |
| Discovered lane (44.7165, -72.9519) · Fletcher | Vermont | under review | surface unverified | 343 m | 45 m | 13.1% | 22.2% | High |
| Discovered lane (44.7745, -69.6129) · Skowhegan | Maine | under review | surface unverified | 115 m | 20 m | 17.7% | ≈caveated21.2% | Needs confirmation |
| Discovered lane (44.7803, -71.5079) · Stratford | New Hampshire | under review | surface unverified | 5154 m | 301 m | 5.8% | ≈caveated24.9% | Good |
| Discovered lane (44.7994, -71.5417) · Columbia | New Hampshire | ranked | surface unverified | 147 m | 29 m | 19.4% | ≈caveated24.9% | Good |
| Discovered lane (44.8410, -71.5024) · Columbia | New Hampshire | under review | surface unverified | 2585 m | 189 m | 7.3% | 26.3% | Good |
| Discovered lane (44.8513, -71.5250) · Columbia | New Hampshire | under review | surface unverified | 805 m | 77 m | 9.6% | ≈caveated24.8% | Good |
| Discovered lane (44.8803, -71.4818) · Colebrook | New Hampshire | ranked | surface unverified | 2059 m | 94 m | 4.5% | ≈caveated36.7% | Needs confirmation |
| Discovered lane (44.9005, -70.5554) · Sandy River | Maine | under review | surface unverified | 2018 m | 92 m | 4.6% | 22.9% | Needs confirmation |
| Discovered lane (44.9425, -71.4543) · Stewartstown | New Hampshire | under review | surface unverified | 181 m | 22 m | 12.3% | ≈caveated26.3% | Good |
| Discovered lane (44.9498, -69.8024) · Solon | Maine | under review | surface unverified | 894 m | 43 m | 4.8% | ≈caveated26.8% | Good |
| Discovered lane (44.9580, -69.7959) · Solon | Maine | under review | surface unverified | 350 m | 31 m | 8.9% | ≈caveated22.8% | Needs confirmation |
| Discovered lane (44.9587, -71.4870) · Stewartstown | New Hampshire | under review | surface unverified | 317 m | 48 m | 15.0% | 20.3% | Good |
| Discovered lane (44.9693, -69.6381) · Athens | Maine | under review | surface unverified | 661 m | 51 m | 7.8% | ≈caveated26.8% | Good |
| Discovered lane (45.0101, -69.4128) · Ripley | Maine | under review | surface unverified | 1340 m | 83 m | 6.2% | ≈caveated20.9% | Needs confirmation |
| Discovered lane (45.0105, -71.4127) · Clarksville | New Hampshire | under review | surface unverified | 625 m | 82 m | 13.1% | ≈caveated26.1% | Good |
| Discovered lane (45.0955, -70.0731) · Highland | Maine | under review | surface unverified | 4132 m | 291 m | 7.0% | ≈caveated20.2% | Needs confirmation |
| Discovered lane (45.0963, -71.3439) · Pittsburg | New Hampshire | under review | gravel | 263 m | 30 m | 11.5% | ≈caveated21.5% | Good |
| Discovered lane (45.1207, -69.9226) · Moscow | Maine | under review | surface unverified | 1248 m | 95 m | 7.6% | ≈caveated22.2% | Needs confirmation |
| Discovered lane (45.1342, -69.8876) · Moscow | Maine | under review | surface unverified | 4013 m | 55 m | 1.4% | 20.1% | High |
| Discovered lane (45.1917, -70.5353) · Eustis | Maine | under review | surface unverified | 2314 m | 128 m | 5.5% | 23.8% | High |
| Discovered lane (45.1956, -69.9064) · Caratunk | Maine | under review | surface unverified | 1744 m | 82 m | 4.7% | 22.8% | Good |
| Discovered lane (45.2125, -70.0602) · Northwest Somerset | Maine | under review | surface unverified | 1457 m | 89 m | 6.1% | 30.5% | High |
| Discovered lane (45.2273, -70.0035) · Northwest Somerset | Maine | under review | surface unverified | 4678 m | 231 m | 4.9% | ≈caveated31.1% | Needs confirmation |
| Discovered lane (45.2425, -69.6223) · Blanchard | Maine | under review | mixed surface | 6535 m | 283 m | 4.3% | ≈caveated15.3% | Needs confirmation |
| Discovered lane (45.2589, -70.2129) · Northwest Somerset | Maine | under review | surface unverified | 557 m | 44 m | 7.9% | 20.2% | High |
| Discovered lane (45.5314, -69.4447) · Northeast Piscataquis | Maine | under review | surface unverified | 3272 m | 217 m | 6.6% | 18.0% | High |
| Discovered lane (46.9621, -68.5670) · Winterville | Maine | under review | surface unverified | 202 m | 30 m | 14.8% | 26.6% | High |
| Discovered lane (47.0452, -68.6200) · Eagle Lake | Maine | under review | surface unverified | 1100 m | 76 m | 6.9% | 31.4% | High |
| Discovered lane (47.0534, -68.6068) · Eagle Lake | Maine | under review | surface unverified | 1324 m | 53 m | 4.0% | 31.4% | High |
| Discovered lane (47.0610, -68.6104) · Eagle Lake | Maine | under review | surface unverified | 1179 m | 123 m | 10.5% | 27.2% | High |
| Discovered lane (47.0728, -68.6351) · Eagle Lake | Maine | under review | surface unverified | 1707 m | 79 m | 4.6% | 21.5% | High |
| Discovered lane (47.1039, -68.6071) · Eagle Lake | Maine | under review | surface unverified | 2314 m | 141 m | 6.1% | ≈caveated29.6% | Good |
| Discovered lane (47.1323, -68.6795) · Wallagrass | Maine | under review | surface unverified | 1701 m | 100 m | 5.9% | ≈caveated20.9% | Needs confirmation |
| Discovered lane (47.1415, -68.4595) · New Canada | Maine | under review | surface unverified | 964 m | 49 m | 5.1% | 22.2% | High |
| Discovered lane (47.2575, -68.2914) · St. Agatha | Maine | under review | surface unverified | 286 m | 44 m | 15.4% | 22.1% | Good |
| Discovered lane (47.2722, -68.4066) · Frenchville | Maine | under review | surface unverified | 672 m | 79 m | 11.8% | 20.6% | High |
| Discovered lane (47.3507, -68.3102) · Madawaska | Maine | under review | surface unverified | 457 m | 69 m | 15.1% | 20.3% | High |
| Dodge Road · Littleton | New Hampshire | ranked | mixed surface | 370 m | 46 m | 12.4% | ≈caveated22.4% | Good |
| Dodge Road · Hawley | Massachusetts | ranked | gravel | 878 m | 82 m | 9.4% | ≈caveated33.9% | Good |
| Doe Run · Thornton | New Hampshire | ranked | gravel | 501 m | 36 m | 7.2% | ≈caveated20.8% | Good |
| Dog Lane · Bartlett | New Hampshire | under review | surface unverified | 459 m | 71 m | 15.5% | ≈caveated20.7% | Good |
| Dogwood Drive · Ridgefield | Connecticut | ranked | surface unverified | 314 m | 22 m | 7.1% | ≈caveated20.6% | Good |
| Dolan Road · Northfield | Vermont | ranked | surface unverified | 910 m | 94 m | 10.4% | ≈caveated22.4% | Good |
| Dorchester Road · Lyme | New Hampshire | ranked | gravel | 1288 m | 85 m | 6.6% | ≈caveated22.4% | Good |
| Dorman Road · Oxford | Connecticut | ranked | paved | 1981 m | 113 m | 5.7% | ≈caveated20.6% | Good |
| Double Hill Road · Bethlehem | Connecticut | ranked | surface unverified | 1112 m | 24 m | 2.2% | 21.0% | High |
| Doubleday Hill Road · Killington | Vermont | ranked | mixed surface | 1458 m | 178 m | 12.2% | 25.8% | High |
| Dow Brook Road · Peru | Maine | under review | surface unverified | 2586 m | 84 m | 3.2% | ≈caveated22.8% | Needs confirmation |
| Dowd Road · Monterey | Massachusetts | ranked | surface unverified | 949 m | 93 m | 9.8% | ≈caveated20.8% | Good |
| Down Road · Athens | Maine | under review | surface unverified | 1005 m | 91 m | 9.1% | ≈caveated25.5% | Good |
| Dowsville Road · Duxbury | Vermont | ranked | surface unverified | 362 m | 52 m | 14.4% | ≈caveated22.5% | Good |
| Draper Lane · Sabattus | Maine | under review | surface unverified | 429 m | 38 m | 8.9% | ≈caveated23.8% | Good |
| Drum Heller Road · Sharon | Vermont | under review | gravel | 216 m | 30 m | 14.0% | 22.6% | High |
| Drumlin Road · Weathersfield | Vermont | under review | surface unverified | 1594 m | 73 m | 4.6% | 21.9% | High |
| Drury Lane · Temple | Maine | under review | surface unverified | 2127 m | 135 m | 6.4% | ≈caveated20.6% | Good |
| Ducker Road · Royalton | Vermont | ranked | gravel | 857 m | 127 m | 14.8% | ≈caveated24.3% | Good |
| Dudleytown Road · Cornwall | Connecticut | ranked | paved | 1293 m | 116 m | 9.0% | 23.1% | High |
| Dugout Road · Randolph | Vermont | ranked | surface unverified | 1592 m | 128 m | 8.0% | ≈caveated21.6% | Good |
| Dugway Road · Brownfield | Maine | ranked | surface unverified | 3713 m | 146 m | 3.9% | ≈caveated22.1% | Good |
| Dundee Road · Bartlett | New Hampshire | ranked | mixed surface | 4957 m | 212 m | 4.3% | 19.9% | Good |
| Dunton Street · Rumford | Maine | ranked | paved | 519 m | 48 m | 9.2% | 21.2% | High |
| Dutton Pond Road · Amherst | Maine | under review | surface unverified | 3155 m | 108 m | 3.4% | 28.8% | Good |
| East Branch Road North · North Oxford | Maine | under review | surface unverified | 5312 m | 292 m | 5.5% | 19.0% | Good |
| East Branch Road South · North Oxford | Maine | ranked | surface unverified | 3947 m | 267 m | 6.8% | ≈caveated18.6% | Good |
| East Buckland Road · Buckland | Massachusetts | under review | surface unverified | 5784 m | 219 m | 3.8% | ≈caveated15.9% | Good |
| East Hawley Road · Charlemont | Massachusetts | ranked | paved | 6664 m | 391 m | 5.9% | ≈caveated13.4% | Good |
| East Hill Road · Southbury | Connecticut | ranked | paved | 471 m | 37 m | 7.8% | 20.8% | High |
| East Hill Road · Ludlow | Vermont | ranked | gravel | 3170 m | 66 m | 2.1% | 20.0% | High |
| East Hill Road · Townshend | Vermont | ranked | gravel | 2395 m | 221 m | 9.2% | 21.0% | Good |
| East Hubbard Road · Sandisfield | Massachusetts | ranked | gravel | 1217 m | 47 m | 3.9% | 27.7% | Good |
| East Litchfield Road · Litchfield | Connecticut | ranked | surface unverified | 4602 m | 189 m | 4.1% | ≈caveated14.1% | Good |
| East Madrid Road · Phillips | Maine | under review | mixed surface | 7391 m | 125 m | 1.7% | 20.7% | Needs confirmation |
| East Mountain Road · Killington | Vermont | ranked | paved | 6934 m | 321 m | 4.6% | 16.2% | High |
| East Mtn Road · Guilford | Vermont | under review | gravel | 1297 m | 62 m | 4.8% | ≈caveated25.1% | Good |
| East Street · Egremont | Massachusetts | ranked | paved | 4767 m | 253 m | 5.3% | 12.9% | High |
| East Street · Cornwall | Connecticut | ranked | paved | 7384 m | 283 m | 3.8% | ≈caveated19.8% | Needs confirmation |
| East Warren Road · Waitsfield | Vermont | ranked | paved | 12561 m | 497 m | 4.0% | 15.8% | High |
| Eastern Avenue · Watertown | Connecticut | ranked | surface unverified | 599 m | 53 m | 8.9% | ≈caveated20.1% | Good |
| Eastman Hill Road · Lebanon | New Hampshire | ranked | paved | 1815 m | 181 m | 9.9% | 20.3% | High |
| Eastman Hill Road · Lovell | Maine | ranked | paved | 2154 m | 87 m | 4.1% | 20.6% | High |
| Eaton Street · Watertown | Connecticut | ranked | surface unverified | 502 m | 37 m | 7.5% | 23.4% | High |
| Ed Clark Road · Colrain | Massachusetts | ranked | mixed surface | 3751 m | 299 m | 8.0% | 21.2% | Good |
| Edgemark Acres · Meriden | Connecticut | under review | surface unverified | 783 m | 69 m | 8.9% | 24.7% | Good |
| Edson Road · Randolph | Vermont | ranked | surface unverified | 470 m | 63 m | 13.4% | ≈caveated21.7% | Good |
| Elephant Mtn Road · North Oxford | Maine | under review | surface unverified | 3201 m | 281 m | 8.8% | ≈caveated19.1% | Good |
| Elliottsville Road · Northeast Piscataquis | Maine | ranked | paved | 4373 m | 91 m | 2.1% | ≈caveated21.2% | Good |
| Ellis Road · West Paris | Maine | under review | surface unverified | 2233 m | 105 m | 4.7% | 20.1% | Good |
| Ellsworth Hill Road · Wentworth | New Hampshire | ranked | gravel | 2680 m | 148 m | 5.5% | ≈caveated22.4% | Good |
| Elm Hill Street · Springfield | Vermont | ranked | paved | 3511 m | 178 m | 5.1% | 20.8% | High |
| Elm Mountain Road · Seboomook Lake | Maine | under review | surface unverified | 1072 m | 106 m | 9.9% | 34.7% | Good |
| Elm Street · Shelton | Connecticut | ranked | surface unverified | 374 m | 37 m | 9.8% | ≈caveated20.7% | Good |
| Elm Street · Gardiner | Maine | ranked | paved | 408 m | 29 m | 7.2% | 22.8% | Good |
| Emerson Road · Topsham | Vermont | ranked | surface unverified | 2101 m | 58 m | 2.8% | ≈caveated21.5% | Good |
| Eno Hill Road · Colebrook | Connecticut | ranked | paved | 750 m | 60 m | 8.0% | 20.4% | Good |
| Essex Street · Fitchburg | Massachusetts | ranked | paved | 173 m | 28 m | 16.5% | ≈caveated21.9% | Good |
| Eva Lane · Cranston | Rhode Island | under review | surface unverified | 616 m | 41 m | 6.6% | ≈caveated20.0% | Good |
| Evans Road · Dummerston | Vermont | under review | surface unverified | 363 m | 46 m | 12.6% | 22.3% | Needs confirmation |
| Evet Drive · New Fairfield | Connecticut | ranked | surface unverified | 313 m | 32 m | 10.4% | ≈caveated21.9% | Good |
| Ewing Street · Montpelier | Vermont | under review | surface unverified | 515 m | 64 m | 12.4% | ≈caveated21.7% | Good |
| Excelsior Farm Road · Danville | Vermont | under review | surface unverified | 1130 m | 105 m | 9.3% | ≈caveated20.2% | Good |
| Fair Lane · New Fairfield | Connecticut | ranked | surface unverified | 691 m | 56 m | 8.0% | ≈caveated20.2% | Good |
| Fairview Lane · Portsmouth | Rhode Island | ranked | paved | 975 m | 67 m | 6.8% | 17.2% | High |
| Falls Brook Road · Dummerston | Vermont | under review | gravel | 1177 m | 94 m | 8.0% | 22.3% | High |
| Falls River Road · West Greenwich | Rhode Island | ranked | paved | 874 m | 77 m | 8.8% | ≈caveated20.1% | Good |
| Fanny Meadow Road · Stockbridge | Vermont | ranked | surface unverified | 2169 m | 209 m | 9.7% | 23.3% | Good |
| Faraway Road · Franklin | Maine | under review | surface unverified | 234 m | 29 m | 12.5% | ≈caveated26.1% | Good |
| Farmer Road · Wilton | Maine | under review | surface unverified | 704 m | 56 m | 8.0% | 25.8% | High |
| Farmstead Road · Antrim | New Hampshire | ranked | mixed surface | 856 m | 78 m | 9.1% | ≈caveated20.6% | Good |
| Farnum Street · Worcester | Massachusetts | ranked | paved | 503 m | 57 m | 11.4% | ≈caveated21.7% | Good |
| Farr Hill Road · Littleton | New Hampshire | ranked | paved | 2722 m | 170 m | 6.2% | ≈caveated20.9% | Good |
| Farrington Road · Randolph | Vermont | under review | surface unverified | 1466 m | 129 m | 8.8% | 22.6% | Good |
| Faunce Lane · Oxford | Maine | under review | surface unverified | 750 m | 36 m | 4.8% | 23.1% | High |
| Ferguson Lane · Sandown | New Hampshire | under review | surface unverified | 1050 m | 33 m | 3.2% | 26.5% | Good |
| Fernwood Drive · Mendon | Vermont | under review | surface unverified | 371 m | 29 m | 7.9% | ≈caveated25.6% | Needs confirmation |
| Fiddle Hill Road · Sudbury | Vermont | ranked | surface unverified | 4131 m | 98 m | 2.4% | 20.1% | High |
| Findlay Road · Washington | Connecticut | ranked | paved | 1639 m | 146 m | 8.9% | 22.1% | High |
| Fire Lane 145 · Waterford | Maine | under review | surface unverified | 211 m | 37 m | 17.5% | 24.7% | High |
| Fire Lane 170 · Brownfield | Maine | ranked | surface unverified | 325 m | 28 m | 8.6% | ≈caveated26.2% | Good |
| Fire Lane 531 · Andover | Maine | under review | surface unverified | 387 m | 36 m | 9.4% | 24.7% | High |
| Fire Lane 864 · Andover | Maine | under review | surface unverified | 1274 m | 39 m | 3.1% | 21.1% | Good |
| Fire Road 18 · Lovell | Maine | under review | surface unverified | 317 m | 34 m | 10.6% | 23.3% | High |
| Fire Road 5 · Belgrade | Maine | under review | surface unverified | 421 m | 39 m | 9.3% | 20.9% | Needs confirmation |
| Fire Road 922Ee · Deer Isle | Maine | under review | surface unverified | 365 m | 23 m | 6.2% | 20.6% | Good |
| Fire Road H12 · Litchfield | Maine | under review | surface unverified | 1158 m | 57 m | 4.9% | ≈caveated20.9% | Good |
| Fire Tower Road · Dixmont | Maine | under review | mixed surface | 2241 m | 172 m | 7.7% | ≈caveated34.7% | Good |
| Fire Tower Road · Essex | Massachusetts | annex | gravel | 661 m | 51 m | 7.6% | ≈caveated20.7% | Good |
| Firefly Lane · Blue Hill | Maine | ranked | surface unverified | 451 m | 55 m | 12.1% | ≈caveated20.6% | Good |
| First Street · Worcester | Massachusetts | ranked | paved | 647 m | 51 m | 7.9% | 20.7% | Good |
| Fish Hill Road · Coventry | Rhode Island | ranked | paved | 2895 m | 103 m | 3.5% | ≈caveated12.3% | Good |
| Fisher Lane · Egremont | Massachusetts | ranked | surface unverified | 677 m | 52 m | 7.7% | ≈caveated21.7% | Good |
| Fitzpatrick Road · Harwinton | Connecticut | ranked | surface unverified | 219 m | 26 m | 11.9% | 22.4% | Good |
| Fl 146 · Waterford | Maine | under review | surface unverified | 132 m | 20 m | 15.5% | 23.5% | High |
| Flax Hill Road · Brookfield | Connecticut | ranked | surface unverified | 1640 m | 119 m | 7.2% | ≈caveated23.2% | Good |
| Flintlock Circle · Gilmanton | New Hampshire | ranked | surface unverified | 283 m | 42 m | 14.8% | ≈caveated22.0% | Good |
| Floral Street · Lawrence | Massachusetts | ranked | paved | 569 m | 41 m | 7.1% | 22.2% | High |
| Florence Street · Fall River | Massachusetts | ranked | paved | 394 m | 42 m | 10.6% | 21.9% | High |
| Fondy Road · Nobleboro | Maine | ranked | surface unverified | 571 m | 36 m | 6.2% | ≈caveated20.2% | Good |
| Forbes Street · Worcester | Massachusetts | ranked | paved | 236 m | 38 m | 16.2% | 22.5% | High |
| Ford Hill Road · Cornwall | Connecticut | under review | surface unverified | 2404 m | 167 m | 7.0% | 22.3% | Good |
| Forest Hill Road · Meredith | New Hampshire | under review | mixed surface | 2297 m | 97 m | 4.2% | ≈caveated20.8% | Good |
| Forest Road · Northfield | Vermont | ranked | surface unverified | 324 m | 50 m | 15.5% | 21.8% | Good |
| Forge Hill Road · Hawley | Massachusetts | ranked | mixed surface | 168 m | 24 m | 14.5% | ≈caveated20.7% | Good |
| Fort Defiance Hill · Barnard | Vermont | ranked | surface unverified | 2271 m | 213 m | 9.4% | 21.4% | High |
| Forunto Road · Wardsboro | Vermont | ranked | gravel | 648 m | 84 m | 12.9% | 21.8% | High |
| Foss Mountain Road · Eaton | New Hampshire | ranked | surface unverified | 2433 m | 136 m | 5.6% | ≈caveated24.2% | Good |
| Fox Den Road · Danbury | Connecticut | ranked | surface unverified | 785 m | 15 m | 1.9% | 20.5% | High |
| Fox Hill Road · Bernardston | Massachusetts | under review | gravel | 1639 m | 132 m | 8.1% | 23.2% | High |
| Fr 173-3 · Lincolnville | Maine | under review | surface unverified | 330 m | 24 m | 7.2% | ≈caveated20.8% | Good |
| FR 211 · Warren | New Hampshire | under review | gravel | 3506 m | 295 m | 8.4% | 21.4% | High |
| Fr14 Road · Liberty | Maine | under review | surface unverified | 121 m | 23 m | 18.9% | ≈caveated26.8% | Needs confirmation |
| Frank Savage Road · Bingham | Maine | ranked | surface unverified | 1520 m | 96 m | 6.3% | ≈caveated20.8% | Good |
| Frederick Drive · Cornwall | Connecticut | under review | surface unverified | 231 m | 28 m | 12.2% | ≈caveated27.3% | Good |
| Free Street · Embden | Maine | under review | surface unverified | 397 m | 40 m | 10.1% | ≈caveated20.0% | Good |
| Freed Road · Guilford | Vermont | under review | surface unverified | 354 m | 31 m | 8.8% | 20.6% | High |
| French Hill Road · South Oxford | Maine | under review | surface unverified | 2698 m | 101 m | 3.7% | 23.9% | High |
| French Street · Fall River | Massachusetts | ranked | paved | 591 m | 61 m | 10.3% | 22.0% | Good |
| Frost Mtn Road · Brownfield | Maine | under review | surface unverified | 819 m | 69 m | 8.4% | ≈caveated28.5% | Good |
| Fuller Hill Road · Topsham | Vermont | under review | gravel | 1970 m | 107 m | 5.4% | ≈caveated31.9% | Good |
| Fullington Road · Lincolnville | Maine | under review | surface unverified | 548 m | 50 m | 9.2% | ≈caveated23.3% | Good |
| Furnace Flats Road · Strafford | Vermont | ranked | surface unverified | 1391 m | 133 m | 9.6% | ≈caveated22.1% | Good |
| Gage Street · Worcester | Massachusetts | ranked | paved | 222 m | 38 m | 17.0% | 27.9% | Good |
| Gallows Hill Road · Redding | Connecticut | ranked | surface unverified | 993 m | 73 m | 7.4% | ≈caveated23.1% | Needs confirmation |
| Gallup Pitch Road · Wilmington | Vermont | ranked | mixed surface | 554 m | 58 m | 10.4% | 20.2% | High |
| Gallup Road · Guilford | Vermont | under review | surface unverified | 1134 m | 101 m | 8.9% | 32.6% | Needs confirmation |
| Gammon Hill Road · Wilton | Maine | under review | surface unverified | 1377 m | 142 m | 10.3% | 25.9% | Good |
| Gano Avenue · Johnston | Rhode Island | ranked | paved | 267 m | 24 m | 9.1% | ≈caveated21.4% | Good |
| Gardiner Road · South Kingstown | Rhode Island | ranked | paved | 3224 m | 79 m | 2.4% | ≈caveated13.2% | Good |
| Garland Hill Road · Barnet | Vermont | ranked | surface unverified | 4926 m | 266 m | 5.4% | ≈caveated21.3% | Good |
| Gaskill Road · Rockingham | Vermont | ranked | surface unverified | 1629 m | 142 m | 8.7% | 21.5% | High |
| Geiger Road · New Milford | Connecticut | ranked | paved | 1415 m | 172 m | 12.2% | 23.4% | High |
| George Canon Road · Tyringham | Massachusetts | ranked | mixed surface | 2938 m | 189 m | 6.4% | ≈caveated25.3% | Needs confirmation |
| George Road · Williamstown | Vermont | under review | surface unverified | 992 m | 77 m | 7.8% | ≈caveated23.4% | Good |
| George Street · Worcester | Massachusetts | ranked | paved | 174 m | 27 m | 15.7% | ≈caveated20.8% | Good |
| Ghia Farm Road · Ludlow | Vermont | ranked | mixed surface | 2103 m | 194 m | 9.2% | 23.1% | High |
| Gibbs Road · Brooks | Maine | under review | gravel | 1045 m | 68 m | 6.5% | ≈caveated21.3% | Good |
| Gile Hill Road · Dunbarton | New Hampshire | under review | surface unverified | 1599 m | 100 m | 6.2% | ≈caveated21.3% | Good |
| Giles Road · Edgecomb | Maine | under review | surface unverified | 525 m | 44 m | 8.5% | ≈caveated22.6% | Good |
| Gilman Hill Road · Chelsea | Vermont | ranked | surface unverified | 458 m | 65 m | 14.1% | ≈caveated23.1% | Good |
| Gleason Falls Road · Hillsborough | New Hampshire | ranked | surface unverified | 616 m | 55 m | 8.9% | ≈caveated20.7% | Good |
| Glen Road · Stoneham | Massachusetts | ranked | paved | 473 m | 39 m | 8.2% | 21.1% | Good |
| Glines Hill Road · Eaton | New Hampshire | ranked | mixed surface | 2146 m | 191 m | 8.9% | ≈caveated22.0% | Good |
| Godfrey Road · West Fairlee | Vermont | ranked | surface unverified | 1587 m | 124 m | 7.8% | ≈caveated22.2% | Good |
| Golf Avenue · Woodstock | Vermont | ranked | surface unverified | 648 m | 39 m | 6.1% | 20.8% | High |
| Goodwin Hill Road · Tunbridge | Vermont | ranked | surface unverified | 1196 m | 139 m | 11.7% | ≈caveated23.6% | Good |
| Goose City Road · Dover | Vermont | ranked | mixed surface | 2814 m | 94 m | 3.3% | 21.8% | Needs confirmation |
| Gordon Hill Road · Chesterville | Maine | under review | surface unverified | 2549 m | 85 m | 3.3% | 20.9% | Good |
| Gordon Road · Wilton | Maine | under review | surface unverified | 2487 m | 148 m | 5.9% | 21.3% | Good |
| Gouin Road · Stoneham | Maine | under review | surface unverified | 380 m | 37 m | 9.6% | ≈caveated32.6% | Good |
| Gould Road · Whitefield | New Hampshire | ranked | paved | 1027 m | 134 m | 13.0% | ≈caveated20.9% | Good |
| Gove Hill Road · Thetford | Vermont | ranked | paved | 621 m | 68 m | 10.9% | 20.3% | High |
| Government Road · Mount Holly | Vermont | under review | surface unverified | 3901 m | 173 m | 4.4% | 20.9% | High |
| Gowing Road · Rockingham | Vermont | under review | gravel | 584 m | 82 m | 14.1% | 23.1% | High |
| Grafton Street · Berlin | New Hampshire | ranked | paved | 629 m | 56 m | 8.9% | 21.5% | High |
| Grange Hall Road · Dalton | Massachusetts | ranked | paved | 2281 m | 210 m | 9.2% | ≈caveated14.9% | Good |
| Granite Hill Road · Wilmot | New Hampshire | ranked | mixed surface | 1938 m | 166 m | 8.6% | ≈caveated20.1% | Good |
| Granite Street · Auburn | Maine | under review | paved | 710 m | 24 m | 3.4% | ≈caveated24.2% | Good |
| Granite Street · Fitchburg | Massachusetts | ranked | paved | 499 m | 49 m | 9.8% | 23.9% | High |
| Grantville Road · Winchester | Connecticut | ranked | paved | 2590 m | 85 m | 3.3% | ≈caveated23.5% | Good |
| Grassy Hill Road · Roxbury | Connecticut | ranked | gravel | 1509 m | 101 m | 6.7% | ≈caveated21.7% | Good |
| Graves Road · Pomfret | Vermont | ranked | gravel | 973 m | 75 m | 7.7% | 20.4% | High |
| Gray Road · Plainfield | Vermont | ranked | gravel | 1548 m | 121 m | 7.8% | 21.1% | High |
| Gray Road · Hartland | Vermont | ranked | gravel | 634 m | 39 m | 6.1% | 20.2% | High |
| Gray Road · Sangerville | Maine | ranked | surface unverified | 1008 m | 61 m | 6.0% | ≈caveated23.9% | Good |
| Green Acres Road · Hartford | Maine | under review | surface unverified | 2815 m | 150 m | 5.3% | 27.5% | High |
| Green Heights Drive · Hartford | Vermont | under review | surface unverified | 311 m | 25 m | 8.2% | 23.2% | High |
| Green Pond Road · New Milford | Connecticut | ranked | surface unverified | 3081 m | 111 m | 3.6% | 23.7% | Good |
| Greene Road · New Vineyard | Maine | under review | surface unverified | 346 m | 52 m | 15.0% | 24.5% | Needs confirmation |
| Greene Road · Woodstock | Vermont | under review | gravel | 1106 m | 73 m | 6.6% | 27.4% | High |
| Greenmount Terrace · Waterbury | Connecticut | ranked | surface unverified | 883 m | 67 m | 7.6% | 20.5% | High |
| Griffin Hill Lane · Redding | Connecticut | ranked | surface unverified | 278 m | 34 m | 12.1% | ≈caveated24.2% | Good |
| Griffin Lane · Rumney | New Hampshire | under review | gravel | 673 m | 117 m | 17.4% | ≈caveated32.5% | Good |
| Griffin Mountain Road · New Vineyard | Maine | under review | surface unverified | 935 m | 130 m | 13.9% | ≈caveated22.3% | Good |
| Grindstone Pond Road · Kingfield | Maine | under review | surface unverified | 2704 m | 102 m | 3.8% | 21.4% | High |
| Grover Road · Waterford | Maine | under review | mixed surface | 3336 m | 119 m | 3.6% | 20.2% | High |
| Grow Road · Johnson | Vermont | ranked | surface unverified | 1827 m | 105 m | 5.7% | 20.6% | High |
| Guild Drive · West Bath | Maine | under review | surface unverified | 286 m | 27 m | 9.5% | ≈caveated29.1% | Good |
| Gulf Road · Northfield | Massachusetts | ranked | paved | 3794 m | 266 m | 7.0% | ≈caveated13.1% | Good |
| Gurney Hill Road · Hartford | Maine | ranked | mixed surface | 3727 m | 143 m | 3.8% | 21.0% | High |
| Hagan Hill Road · Reading | Vermont | ranked | surface unverified | 904 m | 90 m | 9.9% | 24.0% | Needs confirmation |
| Halfway Brook Road · Brookfield | Vermont | ranked | surface unverified | 5458 m | 89 m | 1.6% | ≈caveated22.1% | Good |
| Hall Drive · Townshend | Vermont | ranked | mixed surface | 2230 m | 144 m | 6.5% | 25.9% | High |
| Hall Point Road · Nobleboro | Maine | under review | surface unverified | 924 m | 48 m | 5.2% | ≈caveated21.7% | Needs confirmation |
| Hall Road · Halifax | Vermont | ranked | gravel | 1019 m | 38 m | 3.7% | 20.7% | High |
| Hall Road · Hardwick | Massachusetts | under review | surface unverified | 1564 m | 99 m | 6.3% | ≈caveated21.1% | Good |
| Hamilton Drive · Danbury | Connecticut | under review | surface unverified | 577 m | 46 m | 8.1% | ≈caveated28.7% | Good |
| Hamilton Road · Brattleboro | Vermont | ranked | surface unverified | 3845 m | 216 m | 5.6% | 20.3% | High |
| Hammond Hill Road · Bridgewater | New Hampshire | ranked | paved | 2254 m | 225 m | 10.0% | ≈caveated21.5% | Good |
| Hammond Hill Road · Buckfield | Maine | under review | gravel | 713 m | 44 m | 6.2% | 21.5% | Good |
| Hanslip Road · Wilton | Maine | ranked | gravel | 3264 m | 108 m | 3.3% | 20.8% | High |
| Happy Hollow Road · Huntington | Vermont | ranked | gravel | 2907 m | 260 m | 8.9% | 20.1% | Good |
| Hardscrabble Road · Cavendish | Vermont | under review | gravel | 645 m | 64 m | 10.0% | 21.1% | High |
| Hardwood Lane · Westerly | Rhode Island | ranked | paved | 196 m | 22 m | 11.1% | ≈caveated22.8% | Good |
| Hardy Road · New Vineyard | Maine | under review | surface unverified | 1090 m | 60 m | 5.5% | 22.0% | Good |
| Harkney Hill Road · Coventry | Rhode Island | ranked | paved | 5663 m | 80 m | 1.4% | ≈caveated12.2% | Good |
| Harmony Lane · Greenville | Maine | ranked | surface unverified | 1036 m | 104 m | 10.0% | 20.8% | High |
| Harold White Road · Topsham | Vermont | ranked | surface unverified | 528 m | 54 m | 10.2% | ≈caveated20.3% | Good |
| Harolyn Hill Road · Chelsea | Vermont | ranked | surface unverified | 1864 m | 139 m | 7.5% | ≈caveated20.5% | Good |
| Harrington Road · Greensboro | Vermont | ranked | gravel | 1839 m | 132 m | 7.2% | 20.9% | Good |
| Harris Street · North Adams | Massachusetts | ranked | paved | 416 m | 43 m | 10.3% | 21.7% | High |
| Hartley Hill Road · Rockingham | Vermont | ranked | gravel | 3349 m | 236 m | 7.1% | 20.4% | High |
| Haskell Road · Peru | Massachusetts | ranked | gravel | 842 m | 27 m | 3.2% | ≈caveated22.2% | Good |
| Hatch Road · Prospect | Maine | under review | paved | 1964 m | 61 m | 3.1% | ≈caveated20.1% | Good |
| Hathaway Street · North Adams | Massachusetts | ranked | paved | 233 m | 31 m | 13.1% | ≈caveated20.9% | Good |
| Hawk Lane · Rumford | Maine | under review | surface unverified | 4007 m | 241 m | 6.0% | 26.1% | High |
| Hawkins Street · Worcester | Massachusetts | ranked | paved | 116 m | 24 m | 20.8% | ≈caveated27.1% | Good |
| Hayden Road · Calais | Vermont | ranked | surface unverified | 1396 m | 77 m | 5.5% | ≈caveated23.1% | Good |
| Hayes Brook Road · Barnard | Vermont | under review | gravel | 1926 m | 160 m | 8.3% | 21.3% | High |
| Heartwood Road · Washington | Massachusetts | under review | surface unverified | 634 m | 66 m | 10.4% | ≈caveated22.4% | Good |
| Hebron Road · Hebron | Maine | ranked | mixed surface | 4919 m | 70 m | 1.4% | 21.0% | Good |
| Hedgehog Way · Norway | Maine | under review | surface unverified | 482 m | 36 m | 7.6% | ≈caveated21.8% | Good |
| Heidi Burk Road · Newry | Maine | under review | mixed surface | 351 m | 32 m | 9.1% | 22.2% | Good |
| Heller Road · Putney | Vermont | under review | gravel | 542 m | 26 m | 4.7% | 24.1% | High |
| Hemlock Trail Court · New Fairfield | Connecticut | under review | surface unverified | 628 m | 58 m | 9.2% | ≈caveated21.5% | Good |
| Hemp Hill Road · Bristol | New Hampshire | ranked | mixed surface | 1133 m | 54 m | 4.8% | 20.1% | Good |
| Hemp Hill Road · Bristol | New Hampshire | ranked | mixed surface | 1436 m | 136 m | 9.5% | 20.2% | Good |
| Henderson Road · Jamaica | Vermont | ranked | gravel | 590 m | 37 m | 6.3% | ≈caveated24.3% | Good |
| Heritage Way · Jefferson | Maine | under review | surface unverified | 550 m | 29 m | 5.2% | ≈caveated23.4% | Good |
| Herrick Mountain Road · Ira | Vermont | under review | gravel | 3162 m | 409 m | 12.9% | 30.5% | High |
| Hessian Lane · New Salem | Massachusetts | ranked | gravel | 1352 m | 61 m | 4.5% | ≈caveated31.9% | Good |
| Hewitt Hill Road · Pomfret | Vermont | under review | surface unverified | 1977 m | 118 m | 6.0% | 21.1% | High |
| Heywood Street · Fitchburg | Massachusetts | ranked | paved | 1281 m | 62 m | 4.8% | ≈caveated20.7% | Good |
| Hickory Hollow · New Fairfield | Connecticut | ranked | surface unverified | 304 m | 35 m | 11.5% | ≈caveated20.9% | Good |
| Hidden Valley Lane · Nobleboro | Maine | under review | surface unverified | 863 m | 35 m | 4.1% | ≈caveated25.5% | Good |
| High Country Road · The Forks | Maine | under review | surface unverified | 1655 m | 128 m | 7.7% | 22.2% | High |
| High County Road · The Forks | Maine | under review | gravel | 657 m | 63 m | 9.5% | 20.9% | High |
| High Head Drive · Brooklin | Maine | under review | surface unverified | 1178 m | 20 m | 1.7% | ≈caveated23.0% | Good |
| High Meadow Road · Bridgewater | New Hampshire | ranked | gravel | 606 m | 83 m | 13.7% | ≈caveated21.9% | Good |
| High Rock Road · Hamden | Connecticut | ranked | paved | 466 m | 33 m | 7.0% | 20.6% | High |
| High Street · Derby | Connecticut | ranked | surface unverified | 1198 m | 94 m | 7.9% | 20.0% | High |
| High Street · Warren | Maine | ranked | surface unverified | 1107 m | 61 m | 5.5% | 22.6% | Good |
| High Street Hill Road · Windsor | Massachusetts | ranked | gravel | 1503 m | 133 m | 8.9% | ≈caveated22.9% | Needs confirmation |
| Highland Avenue · Torrington | Connecticut | ranked | surface unverified | 2791 m | 161 m | 5.8% | ≈caveated26.1% | Good |
| Highland Terrace · East Hampton | Connecticut | ranked | surface unverified | 882 m | 44 m | 5.0% | 20.4% | High |
| Hill Farm Road · Washington | Vermont | ranked | surface unverified | 436 m | 72 m | 16.4% | ≈caveated23.2% | Good |
| Hill Street · Berlin | New Hampshire | ranked | paved | 423 m | 43 m | 10.1% | 24.1% | High |
| Hill Top Road · Northwest Somerset | Maine | under review | surface unverified | 1794 m | 97 m | 5.4% | 21.5% | High |
| Hillcrest Avenue · Holyoke | Massachusetts | ranked | paved | 183 m | 22 m | 12.0% | 23.2% | Good |
| Hillcrest Avenue · Watertown | Connecticut | ranked | surface unverified | 1104 m | 62 m | 5.6% | ≈caveated24.7% | Good |
| Hilldale Road · New Fairfield | Connecticut | ranked | surface unverified | 769 m | 56 m | 7.2% | ≈caveated24.3% | Good |
| Hillridge Road · Hartford | Vermont | ranked | paved | 325 m | 42 m | 12.9% | 20.4% | High |
| Hillside Avenue · Berlin | New Hampshire | ranked | paved | 2000 m | 143 m | 7.2% | 20.3% | High |
| Hillside Avenue · Bartlett | New Hampshire | ranked | surface unverified | 594 m | 59 m | 10.0% | ≈caveated23.3% | Good |
| Hillside Avenue · Bristol | New Hampshire | ranked | paved | 214 m | 25 m | 11.8% | 20.7% | Good |
| Hillside Road · Danbury | Connecticut | under review | surface unverified | 837 m | 49 m | 5.9% | ≈caveated21.6% | Good |
| Hillside Street · Van Buren | Maine | under review | paved | 688 m | 66 m | 9.7% | 24.3% | High |
| Hilma Street · Worcester | Massachusetts | ranked | surface unverified | 230 m | 27 m | 11.9% | 21.4% | High |
| Hilton Street · Tiverton | Rhode Island | under review | surface unverified | 1066 m | 53 m | 5.0% | ≈caveated22.7% | Good |
| Hine Road · New Milford | Connecticut | under review | gravel | 1720 m | 106 m | 6.2% | 23.5% | High |
| Hines Road · Wolcott | Vermont | under review | gravel | 734 m | 94 m | 12.8% | ≈caveated30.6% | Good |
| Hobbs Road · Greenwood | Maine | under review | surface unverified | 2018 m | 70 m | 3.5% | ≈caveated24.0% | Good |
| Hodge Hill Drive · Hartford | Maine | under review | surface unverified | 833 m | 31 m | 3.8% | 37.0% | Needs confirmation |
| Hodges Hill Road · Torrington | Connecticut | ranked | surface unverified | 712 m | 63 m | 8.9% | 22.1% | High |
| Hollyhock Hill · Randolph | Vermont | ranked | surface unverified | 855 m | 63 m | 7.4% | ≈caveated20.0% | Good |
| Holman Pond Road · Temple | Maine | ranked | surface unverified | 2898 m | 153 m | 5.3% | 24.4% | High |
| Holt Street · Springfield | Vermont | ranked | mixed surface | 234 m | 34 m | 14.4% | 23.6% | High |
| Hooper Road · Franklin | Maine | under review | mixed surface | 769 m | 32 m | 4.2% | ≈caveated23.7% | Good |
| Hooter Lane · Eaton | New Hampshire | under review | mixed surface | 529 m | 54 m | 10.3% | 22.7% | High |
| Hoots Place · Corinth | Vermont | ranked | surface unverified | 681 m | 79 m | 11.5% | ≈caveated22.3% | Good |
| Hopper Road · Wallingford | Vermont | ranked | surface unverified | 648 m | 60 m | 9.2% | 20.8% | High |
| Horizon Drive · Tiverton | Rhode Island | ranked | paved | 656 m | 52 m | 7.9% | 21.1% | High |
| Horn Beam Ridge Road · Dexter | Maine | under review | surface unverified | 428 m | 35 m | 8.1% | ≈caveated27.6% | Needs confirmation |
| Horn Hill Road · Farmington | Maine | ranked | surface unverified | 732 m | 42 m | 5.7% | ≈caveated27.2% | Good |
| Horn Road · Wheelock | Vermont | ranked | surface unverified | 747 m | 26 m | 3.4% | ≈caveated22.7% | Good |
| Horne Street · Warner | New Hampshire | under review | surface unverified | 2842 m | 198 m | 7.0% | ≈caveated20.3% | Needs confirmation |
| Hosford Road · Savoy | Massachusetts | ranked | gravel | 906 m | 75 m | 8.2% | ≈caveated20.0% | Good |
| Houghton Lane · Bennington | Vermont | ranked | paved | 773 m | 48 m | 6.2% | 26.7% | Needs confirmation |
| Howard Hill Road · Randolph | Vermont | ranked | gravel | 1808 m | 206 m | 11.4% | ≈caveated17.9% | Good |
| Howard Road · Montville | Maine | ranked | mixed surface | 3335 m | 135 m | 4.0% | ≈caveated20.2% | Good |
| Howe Farm Road · Jamaica | Vermont | under review | surface unverified | 1617 m | 191 m | 11.8% | 23.8% | High |
| Howes Loop · Wilmington | Vermont | under review | gravel | 813 m | 74 m | 9.0% | 22.0% | High |
| Howland Street · Watertown | Connecticut | ranked | surface unverified | 247 m | 27 m | 10.9% | ≈caveated21.2% | Good |
| Hudson Drive · New Fairfield | Connecticut | ranked | surface unverified | 967 m | 95 m | 9.8% | ≈caveated20.2% | Good |
| Hungerford Avenue · Watertown | Connecticut | ranked | surface unverified | 433 m | 37 m | 8.5% | ≈caveated22.5% | Good |
| Hunter Hill Drive · Monson | Massachusetts | ranked | paved | 380 m | 49 m | 12.8% | 20.2% | Good |
| Hunters Lane · Ansonia | Connecticut | ranked | surface unverified | 635 m | 55 m | 8.7% | 20.2% | Good |
| Hurricane Hill · Reading | Vermont | ranked | mixed surface | 872 m | 101 m | 11.6% | 21.4% | High |
| Hurricane Mountain Road (east side) · Chatham | New Hampshire | under review | surface unverified | 3732 m | 371 m | 9.9% | ≈caveated20.9% | Good |
| Hurricane Mountain Road (west side) · Conway | New Hampshire | ranked | paved | 5896 m | 364 m | 6.2% | 24.0% | High |
| Ichabod Lane · Bristol | Connecticut | under review | surface unverified | 891 m | 58 m | 6.5% | ≈caveated20.6% | Good |
| Ina Butler Road · Cavendish | Vermont | under review | gravel | 740 m | 57 m | 7.7% | 24.0% | High |
| Indian Hollow Road · Chesterfield | Massachusetts | ranked | mixed surface | 2715 m | 196 m | 7.2% | 21.8% | High |
| Indian Mountain Road · Sharon | Connecticut | under review | paved | 1884 m | 79 m | 4.2% | 22.4% | High |
| Indian Trail Road · New Milford | Connecticut | under review | surface unverified | 1076 m | 131 m | 12.2% | 21.5% | High |
| Indian Valley Lane · New Milford | Connecticut | under review | surface unverified | 174 m | 23 m | 13.0% | 27.2% | High |
| Inglenook Road · New Fairfield | Connecticut | under review | surface unverified | 613 m | 70 m | 11.4% | ≈caveated23.7% | Good |
| Inglenook Road B · New Fairfield | Connecticut | under review | surface unverified | 417 m | 46 m | 11.0% | ≈caveated23.7% | Good |
| Ipswich Street · Johnston | Rhode Island | ranked | paved | 449 m | 49 m | 10.8% | 22.7% | Good |
| Ira Mountain Road · Kingfield | Maine | under review | surface unverified | 4170 m | 364 m | 8.7% | ≈caveated26.1% | Needs confirmation |
| Iras Pinnacle Road · Bradford | Vermont | under review | surface unverified | 117 m | 20 m | 17.4% | 22.9% | Good |
| Iron Mountain Road · Jackson | New Hampshire | ranked | paved | 2730 m | 269 m | 9.9% | ≈caveated20.8% | Good |
| Jackson Hill · Chelsea | Vermont | ranked | gravel | 468 m | 76 m | 16.3% | 22.3% | Good |
| Jackson Road · Dixmont | Maine | ranked | gravel | 1339 m | 64 m | 4.7% | ≈caveated24.0% | Good |
| James Eddy Road · Dresden | Maine | under review | surface unverified | 491 m | 34 m | 6.9% | ≈caveated20.4% | Good |
| James Way · Sidney | Maine | under review | surface unverified | 302 m | 36 m | 12.0% | 21.3% | High |
| Jasmyns Way · Swanville | Maine | under review | surface unverified | 261 m | 21 m | 8.0% | ≈caveated21.3% | Good |
| Jeanette Road · Danbury | Connecticut | ranked | surface unverified | 507 m | 56 m | 11.1% | ≈caveated20.1% | Good |
| Jefferson Notch Road (north side) · Jefferson | New Hampshire | ranked | gravel | 8519 m | 497 m | 5.8% | ≈caveated19.1% | Needs confirmation |
| Jefferson Notch Road (south side) · Crawfords Purchase | New Hampshire | ranked | gravel | 5064 m | 291 m | 5.7% | ≈caveated17.5% | Good |
| Jenkins Road · Temple | Maine | under review | surface unverified | 4972 m | 117 m | 2.4% | 22.6% | Good |
| Jenne Road · Dover | Vermont | ranked | mixed surface | 366 m | 33 m | 8.9% | 22.6% | High |
| Jerusalem Hill · Rochester | Vermont | ranked | mixed surface | 3411 m | 309 m | 9.1% | ≈caveated19.6% | Good |
| Jerusalem Road · New Milford | Connecticut | ranked | paved | 845 m | 84 m | 9.9% | ≈caveated21.5% | Good |
| Jewell Road · Wilton | Maine | under review | surface unverified | 1405 m | 54 m | 3.8% | 20.8% | High |
| Jewett Way · Hanover | Maine | under review | surface unverified | 474 m | 50 m | 10.5% | 20.2% | High |
| Jillson Camp Road · Otisfield | Maine | under review | surface unverified | 952 m | 59 m | 6.2% | 21.7% | Needs confirmation |
| Jim Hill Place · Chelsea | Vermont | ranked | surface unverified | 541 m | 64 m | 11.9% | ≈caveated20.2% | Good |
| Jobey Hill Road · Wellington | Maine | under review | surface unverified | 509 m | 47 m | 9.2% | ≈caveated26.9% | Good |
| Joe Manning Road · Stockbridge | Vermont | under review | gravel | 976 m | 79 m | 8.0% | 22.1% | Good |
| John Street · Naugatuck | Connecticut | ranked | surface unverified | 265 m | 31 m | 11.7% | 20.1% | High |
| John Wolter Trail · Haverhill | New Hampshire | under review | gravel | 1948 m | 207 m | 10.6% | ≈caveated18.2% | Good |
| Johnson Hill Road · Weston | Vermont | ranked | gravel | 1310 m | 133 m | 10.2% | 21.6% | High |
| Johnson Hill Road · Royalton | Vermont | under review | surface unverified | 5322 m | 188 m | 3.5% | 20.1% | High |
| Jones Hill Road · East Haddam | Connecticut | ranked | paved | 353 m | 33 m | 9.4% | ≈caveated20.2% | Good |
| Jordan Hill Road West · Townshend | Vermont | ranked | gravel | 542 m | 71 m | 13.2% | 24.5% | High |
| Julia Lane · Rumford | Maine | under review | surface unverified | 767 m | 137 m | 17.8% | ≈caveated26.4% | Needs confirmation |
| Kamp Lane · Denmark | Maine | under review | mixed surface | 426 m | 48 m | 11.4% | ≈caveated23.5% | Good |
| Kaslow Street · Seymour | Connecticut | ranked | surface unverified | 399 m | 62 m | 15.4% | 21.5% | Good |
| Kearsarge Drive · Haverhill | New Hampshire | ranked | gravel | 349 m | 40 m | 11.4% | ≈caveated22.2% | Good |
| Kearsarge Mountain Road · Warner | New Hampshire | ranked | paved | 5534 m | 440 m | 8.0% | ≈caveated16.5% | Good |
| Kelley Road · Phillips | Maine | under review | mixed surface | 853 m | 67 m | 7.9% | 20.6% | High |
| Kelsey Mountain Road · Tunbridge | Vermont | ranked | surface unverified | 3533 m | 93 m | 2.6% | ≈caveated24.4% | Good |
| Kendall Road · Lovell | Maine | under review | surface unverified | 394 m | 36 m | 9.2% | 25.4% | High |
| Kendig Street · Worcester | Massachusetts | under review | paved | 151 m | 24 m | 16.0% | 23.2% | Good |
| Kenico Road · Kent | Connecticut | under review | surface unverified | 1080 m | 43 m | 3.9% | ≈caveated20.0% | Good |
| Keniston Hill Road · Wheelock | Vermont | under review | gravel | 1850 m | 91 m | 4.9% | 21.5% | Good |
| Kennedy Lane · Greenwood | Maine | under review | surface unverified | 226 m | 52 m | 23.0% | 42.9% | Needs confirmation |
| Kennedy Road · Granville | Vermont | ranked | surface unverified | 1646 m | 184 m | 11.2% | ≈caveated24.7% | Needs confirmation |
| Keyes Pond Road · Sweden | Maine | under review | surface unverified | 559 m | 48 m | 8.6% | 23.5% | High |
| Kidder Road · Bradford | Vermont | ranked | surface unverified | 2627 m | 73 m | 2.8% | ≈caveated22.1% | Good |
| King Street · Berlin | New Hampshire | ranked | paved | 315 m | 35 m | 11.2% | 22.3% | High |
| Kingdom Road · Vershire | Vermont | ranked | gravel | 2325 m | 222 m | 9.5% | ≈caveated31.3% | Good |
| Kings Court Way · Ellsworth | Maine | under review | surface unverified | 351 m | 37 m | 10.6% | ≈caveated28.0% | Good |
| Kings Hill Road · Sutton | New Hampshire | ranked | gravel | 1022 m | 126 m | 12.3% | ≈caveated22.3% | Good |
| Kingsley Hill Road · Monroe | Massachusetts | ranked | paved | 875 m | 141 m | 16.1% | 22.0% | High |
| Kirkwold Camp Road · Readfield | Maine | under review | surface unverified | 664 m | 65 m | 9.8% | 26.7% | High |
| Knibb Road · Burrillville | Rhode Island | ranked | paved | 2815 m | 70 m | 2.5% | ≈caveated10.3% | Good |
| Knibloe Hill Road · Sharon | Connecticut | under review | surface unverified | 3469 m | 188 m | 5.4% | 14.1% | Good |
| Knight Hill Road · Pittsfield | Vermont | ranked | gravel | 1040 m | 126 m | 12.1% | 21.4% | High |
| Knowlton Road · Strong | Maine | ranked | mixed surface | 350 m | 27 m | 7.7% | 20.2% | High |
| Kuhne Road · Southbury | Connecticut | under review | surface unverified | 1648 m | 84 m | 5.1% | ≈caveated24.4% | Good |
| L Pond Road · North Franklin | Maine | ranked | surface unverified | 3606 m | 86 m | 2.4% | 20.6% | High |
| Lafayette Road · Franconia | New Hampshire | ranked | paved | 3557 m | 233 m | 6.5% | ≈caveated19.9% | Good |
| Lakeview Terrace · Newtown | Connecticut | under review | surface unverified | 2212 m | 88 m | 4.0% | ≈caveated20.1% | Good |
| Lakewood Estates · Rome | Maine | ranked | surface unverified | 2202 m | 65 m | 2.9% | 20.5% | Good |
| Lambert Road · Sharon | Connecticut | under review | gravel | 3260 m | 190 m | 5.8% | 32.0% | Good |
| Lambson Road · Montgomery | Massachusetts | under review | surface unverified | 789 m | 89 m | 11.3% | ≈caveated20.0% | Good |
| Lancaster Street · Dixfield | Maine | ranked | mixed surface | 507 m | 56 m | 11.1% | 21.0% | High |
| Lane Hill Road · Plymouth | Connecticut | under review | surface unverified | 1167 m | 84 m | 7.2% | ≈caveated20.7% | Good |
| Langevin Road · Chesterville | Maine | under review | surface unverified | 1017 m | 66 m | 6.5% | 21.3% | High |
| Lanning Lane · Lincolnville | Maine | under review | surface unverified | 435 m | 40 m | 9.2% | ≈caveated28.0% | Good |
| Lapham Road · South Oxford | Maine | ranked | surface unverified | 993 m | 106 m | 10.7% | ≈caveated35.7% | Needs confirmation |
| Laramies Camp Trail · Atkinson and Gilmanton Academy Grant | New Hampshire | under review | surface unverified | 3209 m | 104 m | 3.2% | 20.4% | High |
| Lard Pond Road · Turner | Maine | ranked | gravel | 408 m | 22 m | 5.5% | ≈caveated28.2% | Good |
| Larkin Road · Tunbridge | Vermont | ranked | gravel | 2769 m | 181 m | 6.5% | ≈caveated26.6% | Good |
| Larkspur Road · Dedham | Maine | ranked | surface unverified | 492 m | 42 m | 8.5% | ≈caveated22.1% | Good |
| Larry Brook Road · North Franklin | Maine | under review | surface unverified | 1724 m | 114 m | 6.6% | 21.3% | High |
| Laurel Trail · Newtown | Connecticut | ranked | surface unverified | 563 m | 69 m | 12.3% | ≈caveated22.7% | Good |
| Lauren Lane · New Milford | Connecticut | ranked | surface unverified | 256 m | 36 m | 13.9% | 20.7% | High |
| Laury Road · Stockbridge | Vermont | ranked | surface unverified | 3429 m | 287 m | 8.4% | ≈caveated21.5% | Good |
| Lazarus Lane · Jefferson | Maine | under review | surface unverified | 606 m | 68 m | 11.1% | ≈caveated24.7% | Needs confirmation |
| Leach Road · Fryeburg | Maine | ranked | mixed surface | 766 m | 68 m | 8.9% | 22.2% | Good |
| Leah Lane · Rumford | Maine | under review | surface unverified | 4434 m | 229 m | 5.2% | 22.2% | Good |
| Leanna Road · Waldoboro | Maine | under review | surface unverified | 651 m | 32 m | 4.9% | ≈caveated23.3% | Needs confirmation |
| Leavitt Hill Road · Farmington | Maine | ranked | gravel | 1260 m | 91 m | 7.2% | 20.2% | High |
| Ledge Lane · Charlemont | Massachusetts | ranked | gravel | 696 m | 58 m | 8.3% | ≈caveated21.1% | Good |
| Ledgeview Heights · Hiram | Maine | under review | gravel | 781 m | 47 m | 6.0% | ≈caveated26.7% | Good |
| Ledgeview Street · Mexico | Maine | ranked | paved | 528 m | 77 m | 14.6% | 21.3% | High |
| Lee Road · East Central Franklin | Maine | under review | surface unverified | 2215 m | 130 m | 5.9% | 21.9% | Good |
| Legate Hill Road · Charlemont | Massachusetts | ranked | surface unverified | 4684 m | 353 m | 7.5% | ≈caveated16.9% | Good |
| Leisure Lee Road · Lee | Massachusetts | ranked | paved | 2550 m | 171 m | 6.7% | 20.1% | Good |
| Leland Lane · Glover | Vermont | under review | gravel | 187 m | 28 m | 14.8% | 21.1% | Good |
| Lepage Road · Barre | Vermont | ranked | surface unverified | 1143 m | 42 m | 3.7% | ≈caveated20.8% | Good |
| Lepes Road · Tiverton | Rhode Island | ranked | paved | 1071 m | 66 m | 6.2% | 16.0% | Good |
| Lepes Road · Portsmouth | Rhode Island | ranked | paved | 822 m | 69 m | 8.4% | 18.4% | Good |
| Libby Lane · Phippsburg | Maine | under review | surface unverified | 115 m | 22 m | 19.2% | ≈caveated28.4% | Needs confirmation |
| Light Hill Road · Hope | Maine | under review | surface unverified | 959 m | 86 m | 9.0% | 20.1% | High |
| Lincoln Gap Road (east side) Steepest US mile · Warren | Vermont | ranked | mixed surface | 6586 m | 452 m | 6.9% | ≈caveated21.3% | Good |
| Lincoln Gap Road (west side) · Lincoln | Vermont | ranked | mixed surface | 5783 m | 414 m | 7.2% | ≈caveated20.3% | Good |
| Lincoln Street · Plainfield | Massachusetts | under review | surface unverified | 716 m | 87 m | 12.2% | ≈caveated22.2% | Good |
| Linda Lane · New Fairfield | Connecticut | under review | surface unverified | 358 m | 44 m | 12.4% | ≈caveated21.6% | Good |
| Linden Lane · New Milford | Connecticut | ranked | surface unverified | 387 m | 44 m | 11.4% | ≈caveated20.7% | Good |
| Little Cove · Harrison | Maine | under review | surface unverified | 807 m | 48 m | 5.9% | ≈caveated20.4% | Good |
| Little Quarry Lane · New Milford | Connecticut | ranked | surface unverified | 402 m | 53 m | 13.3% | ≈caveated23.5% | Good |
| Little Rutland Road · Castleton | Vermont | under review | gravel | 716 m | 26 m | 3.7% | 20.7% | High |
| Little Sheepscot Road · Georgetown | Maine | under review | surface unverified | 1206 m | 37 m | 3.1% | ≈caveated26.2% | Good |
| Littlefield Road · Stoneham | Maine | under review | surface unverified | 1301 m | 80 m | 6.1% | 30.1% | High |
| Llewellyn Street · Lowell | Massachusetts | ranked | paved | 1006 m | 50 m | 5.0% | 21.4% | Good |
| Lodge Road · Milan | New Hampshire | ranked | surface unverified | 1337 m | 69 m | 5.1% | 21.4% | High |
| Logging Road · Hanover | Maine | ranked | surface unverified | 2886 m | 131 m | 4.5% | 22.6% | High |
| Lombard Hill · Killington | Vermont | under review | surface unverified | 1123 m | 101 m | 9.0% | 22.3% | High |
| Long Lane · Southington | Connecticut | under review | surface unverified | 728 m | 56 m | 7.6% | ≈caveated20.8% | Good |
| Long Meadow Hill Road · Calais | Vermont | ranked | surface unverified | 1737 m | 108 m | 6.2% | ≈caveated22.7% | Good |
| Long Wharf Road · Newcastle | Maine | under review | gravel | 844 m | 40 m | 4.8% | ≈caveated23.1% | Good |
| Loomarwick Road · Washington | Connecticut | ranked | surface unverified | 258 m | 43 m | 16.8% | 21.0% | High |
| Loon Hollow Lane · Jay | Maine | under review | surface unverified | 292 m | 31 m | 10.5% | 24.8% | High |
| Loon Landing · Bucksport | Maine | under review | surface unverified | 627 m | 51 m | 8.2% | ≈caveated20.6% | Good |
| Loop Road · Willimantic | Maine | under review | surface unverified | 637 m | 41 m | 6.5% | 21.9% | Good |
| Loorman Lane · New Milford | Connecticut | under review | surface unverified | 110 m | 22 m | 20.2% | 35.4% | High |
| Loose Tooth Road · Becket | Massachusetts | ranked | surface unverified | 2220 m | 82 m | 3.7% | ≈caveated20.0% | Good |
| Lorch's Hill Road · Wardsboro | Vermont | ranked | gravel | 913 m | 103 m | 11.2% | 22.2% | High |
| Lost Acre Trail · New Fairfield | Connecticut | under review | surface unverified | 330 m | 36 m | 10.8% | ≈caveated21.6% | Good |
| Lost Mile Road · Newfane | Vermont | ranked | surface unverified | 1312 m | 37 m | 2.8% | 22.2% | High |
| Lovejoy Road · Royalton | Vermont | ranked | gravel | 381 m | 50 m | 13.2% | 23.0% | Good |
| Lovejoy Road · Loudon | New Hampshire | ranked | surface unverified | 1590 m | 29 m | 1.8% | ≈caveated21.9% | Good |
| Lower Barnett Hill Road · Middlesex | Vermont | ranked | surface unverified | 887 m | 115 m | 13.0% | ≈caveated21.2% | Good |
| Lower Tower Road · Lee | Massachusetts | under review | surface unverified | 5215 m | 286 m | 5.5% | ≈caveated20.3% | Good |
| Lucas Drive · Hartford | Maine | under review | surface unverified | 1958 m | 52 m | 2.7% | ≈caveated26.5% | Needs confirmation |
| Luce Hill Road · Stowe | Vermont | ranked | surface unverified | 2317 m | 190 m | 8.2% | ≈caveated20.3% | Good |
| Lynch Hill Road · Moretown | Vermont | ranked | surface unverified | 1207 m | 143 m | 11.9% | ≈caveated23.0% | Good |
| Lynds Hill Road · Plymouth | Vermont | ranked | mixed surface | 2284 m | 206 m | 9.0% | 21.3% | High |
| Macdonald Road · Topsham | Vermont | ranked | surface unverified | 1389 m | 160 m | 11.5% | ≈caveated21.5% | Good |
| Main Street · Waldoboro | Maine | ranked | paved | 526 m | 25 m | 4.8% | 20.1% | Needs confirmation |
| Manhattan Road · Worcester | Massachusetts | ranked | paved | 251 m | 35 m | 14.0% | ≈caveated21.2% | Good |
| Manning Lake Road · Gilmanton | New Hampshire | ranked | surface unverified | 926 m | 62 m | 6.7% | ≈caveated22.7% | Good |
| Manville Hill Road · Cumberland | Rhode Island | ranked | paved | 1187 m | 70 m | 5.9% | 11.9% | High |
| Maple Street · Temple | Maine | under review | mixed surface | 1991 m | 133 m | 6.7% | 23.5% | High |
| Maple Valley Road · Coventry | Rhode Island | ranked | paved | 4441 m | 79 m | 1.8% | ≈caveated12.0% | Good |
| Maplewood Avenue · Everett | Massachusetts | ranked | paved | 179 m | 25 m | 13.7% | 21.5% | High |
| Marble Avenue · Waldoboro | Maine | under review | paved | 500 m | 44 m | 8.9% | 21.6% | High |
| Marble Hill Road · Fayston | Vermont | ranked | gravel | 1624 m | 170 m | 10.5% | ≈caveated17.3% | Good |
| Marr Lane · Oxford | Maine | under review | surface unverified | 861 m | 39 m | 4.6% | 22.0% | Needs confirmation |
| Marsh Road · Litchfield | Connecticut | ranked | paved | 5201 m | 184 m | 3.5% | ≈caveated12.9% | Good |
| Martin Road · Buckland | Massachusetts | ranked | paved | 869 m | 90 m | 10.4% | ≈caveated20.1% | Good |
| Martin Road · West Fairlee | Vermont | ranked | surface unverified | 372 m | 53 m | 14.1% | ≈caveated21.2% | Good |
| Martin Road · Greenwood | Maine | ranked | gravel | 467 m | 35 m | 7.6% | 24.2% | Good |
| Mason Road · Porter | Maine | under review | surface unverified | 1302 m | 65 m | 5.0% | ≈caveated24.6% | Good |
| Massachusetts Avenue · Southbridge Town | Massachusetts | under review | surface unverified | 157 m | 18 m | 11.5% | 21.1% | High |
| Masterson Road · Barnard | Vermont | ranked | surface unverified | 2099 m | 134 m | 6.4% | ≈caveated20.6% | Needs confirmation |
| Mathews Road · Monson | Maine | under review | surface unverified | 1316 m | 147 m | 11.2% | 30.2% | Needs confirmation |
| May Street · Enfield | New Hampshire | ranked | mixed surface | 951 m | 47 m | 4.9% | ≈caveated20.4% | Good |
| Mayflower Lane · Orland | Maine | under review | surface unverified | 964 m | 68 m | 7.0% | ≈caveated20.0% | Good |
| Maynard Hill Road · Chester | Massachusetts | ranked | gravel | 1960 m | 203 m | 10.4% | ≈caveated20.6% | Good |
| Mc Crillis Brook Road · Woodstock | Maine | under review | surface unverified | 1648 m | 72 m | 4.4% | 21.3% | High |
| Mc Keen Road · West Paris | Maine | ranked | surface unverified | 2285 m | 138 m | 6.0% | 21.7% | High |
| McAllaster Road · Stewartstown | New Hampshire | under review | mixed surface | 1546 m | 113 m | 7.3% | ≈caveated21.1% | Good |
| McCorrie Lane · Portsmouth | Rhode Island | ranked | paved | 1297 m | 71 m | 5.5% | 16.7% | High |
| McIntire Road · Waterford | Maine | ranked | paved | 2372 m | 112 m | 4.7% | 22.6% | Needs confirmation |
| McKearney Road · Wolcott | Vermont | ranked | surface unverified | 313 m | 32 m | 10.1% | ≈caveated21.7% | Good |
| McNeil Road · Nobleboro | Maine | under review | surface unverified | 1324 m | 29 m | 2.2% | ≈caveated20.8% | Good |
| McSherry Lane · Hartford | Maine | under review | surface unverified | 248 m | 26 m | 10.3% | ≈caveated20.8% | Needs confirmation |
| Meadow Wood Lane · Georgetown | Maine | under review | surface unverified | 197 m | 31 m | 15.5% | ≈caveated20.1% | Good |
| Medfield Street · Worcester | Massachusetts | ranked | paved | 193 m | 21 m | 10.7% | 22.4% | High |
| Medomak Reserve Road · Liberty | Maine | under review | mixed surface | 707 m | 35 m | 4.9% | 23.2% | Good |
| Melchen Road · Brattleboro | Vermont | ranked | gravel | 1687 m | 172 m | 10.2% | 18.2% | High |
| Melis Road · Wardsboro | Vermont | ranked | mixed surface | 789 m | 93 m | 11.8% | 21.3% | High |
| Mellon Road · Hardwick | Massachusetts | under review | surface unverified | 3314 m | 71 m | 2.1% | ≈caveated21.5% | Good |
| Merricon Road · Nelson | New Hampshire | under review | gravel | 1090 m | 53 m | 4.9% | ≈caveated31.0% | Good |
| Merritt Road · Otis | Massachusetts | ranked | mixed surface | 2370 m | 82 m | 3.5% | ≈caveated21.6% | Good |
| Merry Lane · Otisfield | Maine | ranked | surface unverified | 859 m | 63 m | 7.3% | 22.5% | High |
| Mica Mill Road · Chester | Massachusetts | ranked | surface unverified | 4420 m | 232 m | 5.3% | ≈caveated28.6% | Needs confirmation |
| Michigan Settlement Road · Fort Kent | Maine | ranked | surface unverified | 2328 m | 73 m | 3.1% | 20.4% | Needs confirmation |
| Middle Road · Pittsford | Vermont | ranked | mixed surface | 9019 m | 437 m | 4.8% | 18.1% | High |
| Middlebury Gap (east side) · Hancock | Vermont | ranked | paved | 5467 m | 318 m | 5.8% | ≈caveated14.7% | Good |
| Mill Brook Road · Bolton | Vermont | ranked | surface unverified | 2247 m | 207 m | 9.2% | ≈caveated20.5% | Good |
| Mill Pond Road · Sherman | Connecticut | under review | surface unverified | 2223 m | 133 m | 6.0% | ≈caveated22.2% | Good |
| Millard Road · Egremont | Massachusetts | under review | gravel | 1309 m | 58 m | 4.4% | 22.0% | Needs confirmation |
| Mine Pond Road · Porter | Maine | ranked | surface unverified | 585 m | 49 m | 8.3% | ≈caveated22.0% | Good |
| Mirror Lake Road · Calais | Vermont | ranked | surface unverified | 831 m | 69 m | 8.4% | ≈caveated20.4% | Needs confirmation |
| Misty Mountain Lane · Whitefield | Maine | under review | surface unverified | 630 m | 38 m | 6.0% | 22.0% | Good |
| Mitchell Brook Road · Temple | Maine | ranked | gravel | 1846 m | 127 m | 6.9% | 23.8% | High |
| Mitchell Lane · Deep River | Connecticut | ranked | surface unverified | 339 m | 32 m | 9.5% | ≈caveated23.4% | Good |
| Moler Mountain Road · Hamden | Connecticut | under review | paved | 241 m | 42 m | 17.5% | 25.4% | High |
| Monarch Hill Road · Tunbridge | Vermont | ranked | surface unverified | 3795 m | 266 m | 7.0% | ≈caveated25.7% | Good |
| Monica Way · Northbridge | Massachusetts | ranked | paved | 812 m | 52 m | 6.5% | ≈caveated21.3% | Good |
| Mont View Drive · Haverhill | New Hampshire | ranked | gravel | 963 m | 79 m | 8.2% | 20.3% | Good |
| Moody Bridge Road East · Washington | Connecticut | ranked | surface unverified | 687 m | 77 m | 11.2% | 20.9% | High |
| Moody Brook Road · Stoneham | Maine | under review | surface unverified | 289 m | 30 m | 10.5% | 22.9% | High |
| Moore Road · Brownfield | Maine | under review | mixed surface | 1089 m | 62 m | 5.7% | ≈caveated22.2% | Good |
| Moose Mountain Lodge Road · Hanover | New Hampshire | ranked | gravel | 1254 m | 115 m | 9.2% | 20.1% | Good |
| Moosehead Isle Road · Greenville | Maine | ranked | surface unverified | 1441 m | 95 m | 6.6% | 20.1% | High |
| Morgan Road · Jericho | Vermont | ranked | surface unverified | 752 m | 32 m | 4.2% | ≈caveated24.3% | Good |
| Morhouse Lane · Enfield | New Hampshire | ranked | mixed surface | 1003 m | 89 m | 8.9% | 22.4% | Good |
| Morningside Lane · Orland | Maine | ranked | surface unverified | 1408 m | 73 m | 5.2% | ≈caveated20.5% | Good |
| Morrison Hill Road · Hartland | Connecticut | ranked | surface unverified | 4387 m | 190 m | 4.3% | 8.5% | High |
| Morrison Place · Corinth | Vermont | ranked | surface unverified | 920 m | 13 m | 1.4% | ≈caveated23.8% | Needs confirmation |
| Morse Road · Strafford | Vermont | ranked | surface unverified | 724 m | 58 m | 8.0% | ≈caveated24.2% | Good |
| Mosely Point Lane · Lamoine | Maine | under review | surface unverified | 657 m | 36 m | 5.4% | ≈caveated21.1% | Good |
| Moses Hood Road · Topsham | Vermont | ranked | surface unverified | 1322 m | 78 m | 5.9% | ≈caveated21.6% | Needs confirmation |
| Mosquito Pond Road · South Oxford | Maine | under review | surface unverified | 1529 m | 102 m | 6.7% | ≈caveated26.2% | Good |
| Mount Ascutney Parkway BUMPS · Windsor | Vermont | annex | paved | 5951 m | 695 m | 11.7% | 17.9% | High |
| Mount Equinox (Skyline Drive) Hillclimb venue · Sunderland | Vermont | annex | paved | 8464 m | 970 m | 11.5% | 20.0% | High |
| Mount Everett Road · Mount Washington | Massachusetts | under review | surface unverified | 877 m | 111 m | 12.6% | ≈caveated20.6% | Good |
| Mount Forist Street · Berlin | New Hampshire | ranked | paved | 467 m | 45 m | 9.7% | 22.0% | High |
| Mount Greylock (north side) BUMPS · North Adams | Massachusetts | ranked | paved | 7798 m | 525 m | 6.7% | ≈caveated16.2% | Good |
| Mount Greylock (south side) · Cheshire | Massachusetts | ranked | paved | 6394 m | 334 m | 5.2% | ≈caveated12.9% | Good |
| Mount Hunger Road · Stockbridge | Vermont | ranked | surface unverified | 984 m | 94 m | 9.5% | ≈caveated22.8% | Good |
| Mount Kearsarge (Rollins State Park) BUMPS · Wilmot | New Hampshire | annex | paved | 4069 m | 303 m | 7.4% | ≈caveated16.4% | Good |
| Mount Riga Road · Salisbury | Connecticut | under review | surface unverified | 2812 m | 196 m | 7.0% | 15.2% | High |
| Mount Road · Chesterfield | Massachusetts | ranked | mixed surface | 1796 m | 164 m | 9.1% | ≈caveated20.2% | Good |
| Mount Vernon Street · Springfield | Vermont | ranked | paved | 812 m | 56 m | 6.9% | 20.7% | High |
| Mount Washington Auto Road BUMPS · Greens Grant | New Hampshire | annex | paved | 12030 m | 1420 m | 11.8% | 21.1% | Good |
| Mount Washington Road · Sheffield | Massachusetts | ranked | gravel | 1004 m | 118 m | 11.8% | 27.8% | High |
| Mount Willard Carriage Road · Carroll | New Hampshire | under review | surface unverified | 274 m | 40 m | 14.5% | ≈caveated21.6% | Good |
| Mountain Avenue · St. Johnsbury | Vermont | ranked | paved | 490 m | 50 m | 10.2% | 20.6% | High |
| Mountain Road · Stoneham | Maine | under review | surface unverified | 1243 m | 131 m | 10.5% | ≈caveated20.9% | Good |
| Mountain Road · Granby | Connecticut | ranked | surface unverified | 4279 m | 212 m | 4.9% | 13.5% | High |
| Mountain Road · Northeast Piscataquis | Maine | ranked | gravel | 3461 m | 91 m | 2.6% | 20.6% | High |
| Mountain Road · Montgomery | Vermont | ranked | paved | 10293 m | 512 m | 5.0% | 14.3% | High |
| Mountain Road · Northwest Somerset | Maine | under review | surface unverified | 966 m | 137 m | 14.2% | 20.6% | High |
| Mountain Street · Northport | Maine | ranked | gravel | 437 m | 41 m | 9.4% | ≈caveated20.4% | Good |
| Mountain View · Orland | Maine | under review | surface unverified | 1315 m | 38 m | 2.9% | 20.2% | High |
| Mountain View Drive · Danbury | New Hampshire | under review | surface unverified | 236 m | 25 m | 10.7% | ≈caveated20.6% | Good |
| Mountain View Lane · Readfield | Maine | under review | surface unverified | 588 m | 78 m | 13.2% | ≈caveated24.7% | Needs confirmation |
| Mountain View Lane · Woodstock | Maine | under review | surface unverified | 830 m | 72 m | 8.6% | 23.9% | Good |
| Mowrey Road · Jamaica | Vermont | under review | mixed surface | 1085 m | 49 m | 4.5% | 24.8% | High |
| Mud Lane · Vershire | Vermont | ranked | surface unverified | 482 m | 35 m | 7.4% | ≈caveated21.2% | Good |
| Mugwump Road · Wyman | Maine | under review | surface unverified | 822 m | 83 m | 10.1% | 20.9% | High |
| Mundel Road · Strafford | Vermont | ranked | surface unverified | 1267 m | 116 m | 9.1% | ≈caveated23.2% | Good |
| Murphy Road · Moretown | Vermont | ranked | gravel | 618 m | 59 m | 9.6% | 23.0% | Good |
| Nahanada Road · Boothbay Harbor | Maine | ranked | paved | 520 m | 38 m | 7.4% | ≈caveated20.3% | Good |
| Nanapashamet Avenue · Malden | Massachusetts | ranked | paved | 236 m | 33 m | 13.8% | ≈caveated21.8% | Good |
| Nash Road · Windham | Maine | under review | mixed surface | 5077 m | 88 m | 1.7% | ≈caveated22.8% | Good |
| Neillehaven Drive · Camden | Maine | under review | surface unverified | 334 m | 39 m | 11.8% | ≈caveated22.0% | Good |
| Neilson Road · Rupert | Vermont | under review | gravel | 809 m | 59 m | 7.3% | 20.1% | High |
| Nells Hill Road · Liberty | Maine | under review | surface unverified | 383 m | 36 m | 9.3% | ≈caveated20.3% | Good |
| Nelson Drive · Burlington | Connecticut | under review | surface unverified | 1632 m | 121 m | 7.4% | ≈caveated26.0% | Good |
| Nelson Road · Gilmanton | New Hampshire | ranked | surface unverified | 164 m | 26 m | 15.7% | ≈caveated22.3% | Good |
| Nelson Street · Bangor | Maine | ranked | paved | 397 m | 38 m | 9.5% | ≈caveated22.1% | Good |
| New Boston Road · Rochester | Vermont | ranked | surface unverified | 2702 m | 253 m | 9.4% | ≈caveated21.3% | Good |
| New Road · Newfane | Vermont | under review | surface unverified | 2234 m | 238 m | 10.6% | 21.2% | High |
| New Woods Road · Avon | Maine | under review | surface unverified | 2657 m | 279 m | 10.5% | ≈caveated42.4% | Needs confirmation |
| Newton Road · Reading | Vermont | ranked | gravel | 473 m | 46 m | 9.8% | 20.5% | High |
| Niagara Street · Haverhill | Massachusetts | ranked | paved | 498 m | 43 m | 8.7% | ≈caveated20.1% | Good |
| Nicholette Road · Chelsea | Vermont | ranked | surface unverified | 357 m | 54 m | 15.3% | ≈caveated22.6% | Good |
| Nichols Lane · Richmond | Rhode Island | ranked | paved | 262 m | 36 m | 13.7% | ≈caveated22.6% | Needs confirmation |
| Norfolk Street · Worcester | Massachusetts | ranked | paved | 537 m | 31 m | 5.8% | 21.0% | High |
| North Common Street · North Brookfield | Massachusetts | ranked | paved | 440 m | 33 m | 7.5% | 21.6% | High |
| North Cove · Sherman | Connecticut | under review | surface unverified | 335 m | 46 m | 13.7% | ≈caveated20.9% | Good |
| North Hampshire Ridge Road · Jackson | New Hampshire | ranked | paved | 1576 m | 160 m | 10.1% | 20.9% | Good |
| North Hampshire Ridge Road · Jackson | New Hampshire | under review | surface unverified | 561 m | 61 m | 10.8% | 21.9% | Good |
| North Hill Road · Montgomery | Vermont | ranked | surface unverified | 4726 m | 269 m | 5.7% | ≈caveated20.5% | Good |
| North Hollow Road · Hartland | Connecticut | ranked | surface unverified | 3325 m | 177 m | 5.3% | ≈caveated7.5% | Good |
| North Park Avenue Extension · Easton | Connecticut | under review | surface unverified | 585 m | 56 m | 9.6% | ≈caveated23.1% | Good |
| North Road · Bethel | Vermont | ranked | paved | 12807 m | 311 m | 2.4% | 15.5% | High |
| Northfield Road · Thomaston | Connecticut | ranked | surface unverified | 10820 m | 211 m | 1.9% | 7.2% | High |
| Northwood Lane · Mount Desert | Maine | under review | surface unverified | 746 m | 68 m | 9.2% | ≈caveated23.5% | Good |
| Norton Hill Road · Porter | Maine | ranked | gravel | 866 m | 33 m | 3.8% | ≈caveated21.7% | Needs confirmation |
| Notch Road · Bolton | Vermont | ranked | mixed surface | 5174 m | 246 m | 4.8% | 23.3% | Good |
| Notch Road · Middlesex | Vermont | under review | gravel | 995 m | 109 m | 11.0% | 20.9% | Good |
| Number Six Road · Oxford | Maine | under review | surface unverified | 3383 m | 79 m | 2.3% | ≈caveated26.3% | Needs confirmation |
| Oak Drive · Beacon Falls | Connecticut | ranked | paved | 876 m | 51 m | 5.8% | ≈caveated20.1% | Good |
| Ohuivo Camp Road · Otisfield | Maine | under review | surface unverified | 2169 m | 136 m | 6.3% | 26.1% | High |
| Okemo Heights · Ludlow | Vermont | ranked | paved | 318 m | 29 m | 9.1% | 21.8% | High |
| Okemo Mountain Road Hillclimb venue · Ludlow | Vermont | ranked | surface unverified | 6789 m | 699 m | 10.3% | 21.5% | High |
| Old Bray Hill Road · Phillips | Maine | under review | surface unverified | 3120 m | 72 m | 2.3% | 20.5% | High |
| Old Coach Road · Lyndeborough | New Hampshire | ranked | surface unverified | 971 m | 84 m | 8.6% | ≈caveated22.6% | Good |
| Old County Road · Topsham | Vermont | ranked | surface unverified | 667 m | 53 m | 7.9% | 20.6% | Needs confirmation |
| Old Cricket Hill Road · Conway | Massachusetts | ranked | gravel | 1467 m | 100 m | 6.8% | ≈caveated29.5% | Good |
| Old Croydon Road · Springfield | New Hampshire | ranked | mixed surface | 338 m | 41 m | 12.2% | ≈caveated21.2% | Good |
| Old Forty Acre Mountain Road · Danbury | Connecticut | under review | surface unverified | 575 m | 58 m | 10.1% | ≈caveated21.5% | Good |
| Old Gulf Road South · Andover | Vermont | under review | gravel | 705 m | 71 m | 10.1% | 22.5% | High |
| Old Highway · Wilton | Connecticut | ranked | surface unverified | 1256 m | 41 m | 3.2% | ≈caveated20.7% | Good |
| Old Kings Highway · Pomfret | Vermont | ranked | gravel | 1409 m | 76 m | 5.4% | 21.1% | High |
| Old Lane · Hamden | Connecticut | under review | mixed surface | 299 m | 27 m | 9.1% | ≈caveated21.4% | Good |
| Old North Road · Washington | Connecticut | ranked | surface unverified | 978 m | 29 m | 3.0% | 20.5% | High |
| Old Plainfield Pike · Scituate | Rhode Island | ranked | paved | 4566 m | 81 m | 1.8% | ≈caveated9.8% | Good |
| Old Soldier Pond Road · Wallagrass | Maine | under review | surface unverified | 1564 m | 81 m | 5.2% | 30.9% | Good |
| Old Stage Road · Bristol | New Hampshire | under review | surface unverified | 2456 m | 144 m | 5.9% | ≈caveated23.0% | Good |
| Old Stage Road · Brookfield | Vermont | under review | gravel | 483 m | 36 m | 7.4% | ≈caveated26.7% | Good |
| Old Stagecoach Road · Danville | Vermont | ranked | surface unverified | 911 m | 46 m | 5.1% | ≈caveated20.4% | Good |
| Old Strong Road · Farmington | Maine | under review | surface unverified | 2646 m | 123 m | 4.7% | 22.6% | High |
| Old Tavern Road · Weston | Vermont | under review | surface unverified | 97 m | 15 m | 15.6% | 21.6% | High |
| Old Town Farm Road · Hartford | Maine | ranked | gravel | 1186 m | 104 m | 8.8% | 24.5% | High |
| Old Turnpike Road East · Roxbury | Connecticut | ranked | paved | 3652 m | 183 m | 5.0% | ≈caveated13.9% | Good |
| Old Whitefield Road · Littleton | New Hampshire | ranked | mixed surface | 468 m | 27 m | 5.7% | ≈caveated20.5% | Good |
| Olde Carriage Road · Becket | Massachusetts | ranked | surface unverified | 677 m | 60 m | 8.9% | 20.2% | Good |
| Olde Cheney Road · Jamaica | Vermont | under review | surface unverified | 934 m | 44 m | 4.7% | 34.6% | Needs confirmation |
| Olds Road · Lempster | New Hampshire | ranked | gravel | 1961 m | 139 m | 7.1% | 20.6% | Good |
| Orange Terrace · West Haven | Connecticut | ranked | surface unverified | 265 m | 31 m | 11.6% | 21.4% | High |
| Ordway Road · Roxbury | Vermont | under review | surface unverified | 730 m | 74 m | 10.1% | ≈caveated24.2% | Good |
| Oriole Drive · Sherman | Connecticut | under review | paved | 142 m | 23 m | 16.4% | ≈caveated23.1% | Good |
| Overhills · Putney | Vermont | under review | surface unverified | 1171 m | 95 m | 8.1% | 20.8% | High |
| Overlook Knoll Road · Newtown | Connecticut | under review | surface unverified | 366 m | 39 m | 10.5% | ≈caveated21.2% | Good |
| Overlook Road · New Fairfield | Connecticut | under review | surface unverified | 578 m | 46 m | 7.9% | ≈caveated21.5% | Good |
| Overlook Road · Meriden | Connecticut | ranked | surface unverified | 823 m | 32 m | 3.8% | 23.3% | High |
| Owl Trail · Orland | Maine | under review | surface unverified | 796 m | 33 m | 4.1% | ≈caveated21.9% | Good |
| Oxbow Road · Roxbury | Vermont | ranked | surface unverified | 1528 m | 109 m | 7.1% | ≈caveated21.3% | Good |
| Oxbow Road · Bethel | Vermont | ranked | surface unverified | 547 m | 62 m | 11.3% | ≈caveated21.9% | Needs confirmation |
| Pack Monadnock (Miller State Park) · Peterborough | New Hampshire | annex | paved | 2111 m | 240 m | 11.4% | ≈caveated23.3% | Good |
| Packard Road · Monmouth | Maine | under review | gravel | 2982 m | 74 m | 2.5% | ≈caveated20.1% | Good |
| Packer Corners Road · Guilford | Vermont | ranked | gravel | 648 m | 29 m | 4.5% | 22.9% | High |
| Paddy Hollow Road · Bethlehem | Connecticut | ranked | mixed surface | 668 m | 87 m | 13.0% | 20.6% | High |
| Page Hill Road · Corinth | Vermont | ranked | surface unverified | 3119 m | 179 m | 5.8% | ≈caveated21.2% | Good |
| Pageant Park Road · Barton | Vermont | ranked | surface unverified | 1691 m | 120 m | 7.1% | 32.5% | Needs confirmation |
| Paine Road · Nobleboro | Maine | under review | surface unverified | 551 m | 36 m | 6.6% | ≈caveated22.1% | Good |
| Paine Road · Oxford | Maine | under review | surface unverified | 3264 m | 137 m | 4.2% | 27.8% | Needs confirmation |
| Palmer Road · Shoreham | Vermont | ranked | surface unverified | 571 m | 53 m | 9.4% | ≈caveated21.7% | Good |
| Palotta's Hill Road · Ludlow | Vermont | ranked | mixed surface | 527 m | 87 m | 16.5% | 24.1% | High |
| Papoose Hill Road · Newtown | Connecticut | ranked | paved | 141 m | 20 m | 14.3% | ≈caveated21.3% | Good |
| Paradis Avenue · Frenchville | Maine | ranked | gravel | 4044 m | 111 m | 2.8% | 21.7% | High |
| Paradise Hill Road · Upton | Maine | under review | surface unverified | 607 m | 69 m | 11.3% | 20.8% | High |
| Park Road · Barkhamsted | Connecticut | ranked | paved | 7028 m | 179 m | 2.5% | 18.6% | Good |
| Park Ten Road · Newbury | New Hampshire | ranked | paved | 781 m | 88 m | 11.3% | ≈caveated22.9% | Good |
| Parker Way · Sidney | Maine | under review | surface unverified | 452 m | 43 m | 9.6% | ≈caveated20.2% | Needs confirmation |
| Parlin Road · Phillips | Maine | under review | surface unverified | 4655 m | 152 m | 3.3% | 20.5% | Needs confirmation |
| Parsons Street · Wallingford | Connecticut | ranked | surface unverified | 474 m | 33 m | 6.9% | ≈caveated20.5% | Good |
| Patch Mountain Road · Greenwood | Maine | ranked | gravel | 1202 m | 94 m | 7.8% | 20.8% | Good |
| Patten Road · Colrain | Massachusetts | ranked | mixed surface | 2839 m | 259 m | 9.1% | ≈caveated17.6% | Needs confirmation |
| Patterson Bridge Road · Madison | Maine | under review | surface unverified | 2224 m | 90 m | 4.1% | ≈caveated27.5% | Good |
| Patton Avenue · Seymour | Connecticut | ranked | surface unverified | 575 m | 43 m | 7.6% | ≈caveated20.4% | Good |
| Pattrell Road · Norwich | Vermont | ranked | surface unverified | 3419 m | 91 m | 2.7% | 20.1% | High |
| Peacock Hill Road · Weare | New Hampshire | under review | surface unverified | 1730 m | 100 m | 5.8% | ≈caveated22.7% | Good |
| Peaked Mountain Road · Dixmont | Maine | under review | surface unverified | 2663 m | 206 m | 7.7% | ≈caveated24.5% | Good |
| Pearl Buck Drive · Winhall | Vermont | ranked | mixed surface | 1383 m | 116 m | 8.4% | 23.3% | High |
| Pearl Lake Road · Lisbon | New Hampshire | ranked | paved | 5232 m | 220 m | 4.2% | ≈caveated12.4% | Needs confirmation |
| Pease Hill Road · Tamworth | New Hampshire | ranked | gravel | 3082 m | 69 m | 2.2% | ≈caveated21.7% | Good |
| Peboniwi Lodge · Harpswell | Maine | under review | surface unverified | 209 m | 31 m | 14.7% | ≈caveated22.0% | Good |
| Peck Lane · Bristol | Connecticut | under review | surface unverified | 1517 m | 102 m | 6.7% | 22.4% | High |
| Pennel Hill Road · Halifax | Vermont | ranked | gravel | 2518 m | 231 m | 9.2% | 20.9% | High |
| Pennell Road · Chester | Vermont | ranked | gravel | 521 m | 74 m | 14.2% | 21.1% | High |
| Pennock Road · Strafford | Vermont | ranked | surface unverified | 2653 m | 147 m | 5.5% | ≈caveated21.5% | Good |
| Penny Street · Peacham | Vermont | ranked | surface unverified | 1560 m | 127 m | 8.1% | ≈caveated20.9% | Good |
| Pepper Ridge Road · Sidney | Maine | under review | surface unverified | 655 m | 79 m | 12.1% | ≈caveated22.7% | Good |
| Pequot Path · Newtown | Connecticut | under review | surface unverified | 124 m | 20 m | 16.5% | ≈caveated22.8% | Good |
| Periwig Mtn Road · Hill | New Hampshire | ranked | gravel | 262 m | 38 m | 14.3% | ≈caveated24.2% | Good |
| Perkins Street · Worcester | Massachusetts | ranked | paved | 480 m | 49 m | 10.2% | 21.8% | Good |
| Perkins Valley Road · Woodstock | Maine | under review | surface unverified | 5631 m | 273 m | 4.8% | ≈caveated22.1% | Good |
| Pershing Avenue · Berlin | New Hampshire | ranked | paved | 450 m | 39 m | 8.7% | 27.5% | High |
| Peter Woods Hill Road · Deering | New Hampshire | ranked | surface unverified | 1068 m | 77 m | 7.2% | ≈caveated24.0% | Good |
| Peterkin Hill Road · Woodstock | Vermont | ranked | gravel | 2651 m | 169 m | 6.4% | 22.2% | High |
| Petticoat Hill Road · Williamsburg | Massachusetts | ranked | mixed surface | 4687 m | 217 m | 4.6% | ≈caveated16.9% | Good |
| Petty Road · Rockingham | Vermont | under review | surface unverified | 890 m | 123 m | 13.8% | 23.1% | High |
| Phyllis Lane · Stoddard | New Hampshire | under review | gravel | 285 m | 37 m | 13.1% | ≈caveated24.4% | Good |
| Pickett Hill Road · Denmark | Maine | ranked | gravel | 1050 m | 90 m | 8.5% | ≈caveated21.1% | Good |
| Picnic Hill Road · South Oxford | Maine | under review | surface unverified | 979 m | 121 m | 12.4% | ≈caveated27.2% | Good |
| Piddock Lane · Fayette | Maine | under review | surface unverified | 975 m | 46 m | 4.8% | ≈caveated20.7% | Good |
| Pine Brook Road · Wilton | Maine | under review | surface unverified | 936 m | 68 m | 7.2% | 22.6% | High |
| Pine Cliff Road · Newbury | New Hampshire | under review | mixed surface | 422 m | 40 m | 9.5% | ≈caveated21.4% | Good |
| Pine View Avenue · Worcester | Massachusetts | ranked | paved | 419 m | 32 m | 7.6% | ≈caveated20.1% | Good |
| Pinecrest Hill Road · Egremont | Massachusetts | ranked | surface unverified | 370 m | 37 m | 10.1% | ≈caveated24.1% | Good |
| Pinecrest Road · Barkhamsted | Connecticut | ranked | surface unverified | 399 m | 43 m | 10.7% | ≈caveated21.7% | Good |
| Pinewood Road · Hartford | Maine | under review | surface unverified | 316 m | 32 m | 10.1% | 30.3% | High |
| Pinewood Shores · Sherman | Connecticut | under review | paved | 368 m | 43 m | 11.6% | ≈caveated23.8% | Good |
| Pinkham Notch Road · Jackson | New Hampshire | ranked | paved | 5682 m | 248 m | 4.4% | 8.1% | High |
| Pinnacle Ridge Road · Sanbornton | New Hampshire | ranked | surface unverified | 2390 m | 137 m | 5.7% | ≈caveated21.8% | Good |
| Pinnacle Road · Otis | Massachusetts | under review | surface unverified | 350 m | 38 m | 10.8% | ≈caveated20.4% | Good |
| Pit Road · Stockton Springs | Maine | under review | surface unverified | 505 m | 43 m | 8.5% | ≈caveated27.7% | Good |
| Pit Road · Stockbridge | Vermont | under review | surface unverified | 326 m | 29 m | 9.0% | 20.8% | High |
| Placid Street · Trumbull | Connecticut | under review | surface unverified | 244 m | 26 m | 10.7% | 25.8% | Good |
| Plainfield Pike · Scituate | Rhode Island | ranked | paved | 4451 m | 105 m | 2.4% | ≈caveated7.5% | Good |
| Plains Road · Tolland | Connecticut | ranked | paved | 2417 m | 107 m | 4.4% | ≈caveated20.4% | Good |
| Pleasant Avenue · Naugatuck | Connecticut | ranked | surface unverified | 348 m | 21 m | 6.0% | ≈caveated20.8% | Good |
| Pleasant Drive · Washington | Connecticut | ranked | paved | 449 m | 42 m | 9.4% | 21.8% | High |
| Pleasant Street · Worthington | Massachusetts | ranked | mixed surface | 374 m | 36 m | 9.7% | 26.2% | High |
| Pleasant View · Harrison | Maine | ranked | surface unverified | 881 m | 45 m | 5.1% | ≈caveated21.5% | Good |
| Pleasant View Drive · Ashland | New Hampshire | under review | surface unverified | 329 m | 37 m | 11.3% | ≈caveated31.2% | Good |
| Pleasant View Road · Spencer | Massachusetts | ranked | paved | 186 m | 23 m | 12.3% | 20.5% | Good |
| Pleasany Mountian Road KPH · Denmark | Maine | under review | gravel | 4525 m | 407 m | 9.0% | ≈caveated28.3% | Good |
| Poland Lane · Woodstock | Maine | under review | surface unverified | 737 m | 113 m | 15.3% | 37.1% | Needs confirmation |
| Ponagansett Road · Scituate | Rhode Island | ranked | mixed surface | 2690 m | 77 m | 2.9% | ≈caveated13.3% | Good |
| Pond Brook Road · Huntington | Massachusetts | ranked | paved | 4964 m | 229 m | 4.6% | 10.2% | High |
| Pond Road · New Hartford | Connecticut | under review | surface unverified | 339 m | 37 m | 10.9% | ≈caveated20.2% | Good |
| Pond Road · Windsor | Vermont | under review | surface unverified | 1348 m | 92 m | 6.9% | ≈caveated20.3% | Needs confirmation |
| Poole Hill Road · Bridgewater | New Hampshire | ranked | mixed surface | 2442 m | 215 m | 8.8% | ≈caveated21.4% | Good |
| Poor Farm Road · Washington | Vermont | ranked | surface unverified | 3598 m | 238 m | 6.6% | ≈caveated23.9% | Good |
| Pope Road · Woodstock | Vermont | under review | surface unverified | 428 m | 50 m | 11.7% | 20.5% | High |
| Poplar Drive · East Central Franklin | Maine | under review | surface unverified | 227 m | 26 m | 11.5% | 24.0% | High |
| Porter Hill Road · New Ipswich | New Hampshire | ranked | paved | 555 m | 32 m | 5.7% | ≈caveated16.2% | Good |
| Porter Hill Road · Bethlehem | Connecticut | under review | surface unverified | 708 m | 76 m | 10.7% | ≈caveated21.4% | Needs confirmation |
| Porter Road · Barnard | Vermont | ranked | gravel | 596 m | 91 m | 15.2% | 27.4% | High |
| Porterfield Road · Stoddard | New Hampshire | under review | mixed surface | 621 m | 54 m | 8.7% | ≈caveated22.3% | Good |
| Post Farm Road · Royalton | Vermont | ranked | gravel | 1958 m | 199 m | 10.2% | 18.0% | High |
| Post Road · Killington | Vermont | ranked | gravel | 253 m | 47 m | 18.4% | 24.9% | Needs confirmation |
| Potter Hill Road · Guilford | Vermont | ranked | surface unverified | 442 m | 51 m | 11.6% | 20.9% | High |
| Potter Mountain Road · Hancock | Massachusetts | ranked | mixed surface | 2861 m | 260 m | 9.1% | ≈caveated19.2% | Good |
| Pound Road North · Sutton | New Hampshire | ranked | gravel | 779 m | 72 m | 9.3% | ≈caveated24.2% | Good |
| Powder Spring Road · Topsham | Vermont | ranked | paved | 539 m | 27 m | 5.0% | 20.6% | Needs confirmation |
| Power Company Dam Road · North Franklin | Maine | under review | surface unverified | 3754 m | 214 m | 5.7% | 24.0% | Good |
| Powow Street · Amesbury | Massachusetts | ranked | paved | 911 m | 70 m | 7.7% | 20.1% | Good |
| Pratt Corner Road · Shutesbury | Massachusetts | under review | surface unverified | 1205 m | 53 m | 4.4% | ≈caveated21.3% | Needs confirmation |
| Presidential View · Paris | Maine | under review | surface unverified | 416 m | 39 m | 9.5% | 20.7% | High |
| Preston Road · Lyme | New Hampshire | ranked | mixed surface | 1097 m | 75 m | 6.8% | 20.4% | Good |
| Priest Lane · Montville | Maine | under review | surface unverified | 909 m | 31 m | 3.4% | ≈caveated22.9% | Needs confirmation |
| Profile Road · Franconia | New Hampshire | ranked | paved | 3656 m | 282 m | 7.7% | 15.2% | Good |
| Prospect Ridge Road · Holderness | New Hampshire | under review | surface unverified | 798 m | 51 m | 6.3% | ≈caveated29.2% | Needs confirmation |
| Prospect Street · North Adams | Massachusetts | ranked | paved | 878 m | 72 m | 8.2% | 20.5% | High |
| Provencher Lane · Orange | Vermont | ranked | gravel | 1141 m | 101 m | 8.8% | 20.3% | Good |
| Province Road · Groton | New Hampshire | ranked | mixed surface | 4142 m | 158 m | 3.8% | ≈caveated20.5% | Good |
| Purgatory Road · Sutton | Massachusetts | ranked | surface unverified | 3518 m | 128 m | 3.6% | ≈caveated26.9% | Needs confirmation |
| Putnam Road · Springfield | Vermont | ranked | surface unverified | 344 m | 31 m | 9.1% | 20.8% | High |
| Quaddick Mountain Road · Thompson | Connecticut | under review | surface unverified | 1192 m | 34 m | 2.8% | 22.2% | High |
| Quaker Lane · Scituate | Rhode Island | ranked | paved | 3260 m | 76 m | 2.3% | ≈caveated14.4% | Good |
| Quarry Road · Georgetown | Maine | under review | surface unverified | 749 m | 21 m | 2.8% | ≈caveated24.4% | Good |
| Rabbit Road · Manchester | Vermont | under review | surface unverified | 272 m | 22 m | 8.0% | 20.7% | High |
| Raccoon Hill Road · West Greenwich | Rhode Island | ranked | paved | 1074 m | 66 m | 6.1% | ≈caveated14.3% | Good |
| Rainbow Lane · Sidney | Maine | under review | surface unverified | 1228 m | 74 m | 6.0% | ≈caveated29.9% | Good |
| Ralph Richardson Road · Norway | Maine | under review | gravel | 1540 m | 31 m | 2.0% | 22.9% | Needs confirmation |
| Rameor Road · Canaan | New Hampshire | ranked | mixed surface | 882 m | 49 m | 5.6% | ≈caveated20.9% | Good |
| Ramsay Road · Fort Kent | Maine | under review | surface unverified | 1047 m | 98 m | 9.4% | 22.7% | High |
| Ramsdell Road · East Central Franklin | Maine | under review | surface unverified | 580 m | 47 m | 8.1% | 29.3% | High |
| Randall Hill Road · Rockingham | Vermont | under review | surface unverified | 1296 m | 112 m | 8.6% | ≈caveated21.1% | Good |
| Range Road · Garland | Maine | under review | surface unverified | 2199 m | 120 m | 5.4% | ≈caveated26.2% | Good |
| Raspberry Road · North Oxford | Maine | under review | surface unverified | 642 m | 23 m | 3.5% | ≈caveated21.9% | Good |
| Rattlesnake Island Road · Lovell | Maine | under review | surface unverified | 770 m | 60 m | 7.8% | 20.7% | High |
| Rattlesnake Mountain Road · Porter | Maine | under review | surface unverified | 765 m | 85 m | 11.1% | ≈caveated27.6% | Good |
| Raven Drive · St. Albans | Maine | under review | surface unverified | 308 m | 40 m | 12.8% | 21.8% | High |
| Red Barns Road · Guilford | Connecticut | under review | surface unverified | 464 m | 25 m | 5.3% | 21.9% | High |
| Red Cedar Lane · Sidney | Maine | under review | surface unverified | 1802 m | 81 m | 4.5% | 20.6% | Needs confirmation |
| Red Schoolhouse Road · Wheelock | Vermont | ranked | surface unverified | 456 m | 46 m | 10.2% | ≈caveated23.1% | Good |
| Redding Road · Sumner | Maine | ranked | gravel | 4129 m | 140 m | 3.4% | 20.0% | High |
| Redding Road · Sumner | Maine | ranked | mixed surface | 6041 m | 49 m | 0.8% | 16.2% | Needs confirmation |
| Reed Road · Colebrook | New Hampshire | under review | surface unverified | 1123 m | 63 m | 5.6% | ≈caveated16.1% | Good |
| Reed Road · Colebrook | New Hampshire | ranked | gravel | 375 m | 37 m | 9.9% | 23.1% | High |
| Reed Road · Alna | Maine | under review | surface unverified | 1408 m | 47 m | 3.3% | 26.4% | Good |
| Reeds Pond Road · Mariaville | Maine | ranked | surface unverified | 710 m | 51 m | 7.2% | 21.8% | High |
| Reservoir Road · Sunderland | Massachusetts | ranked | mixed surface | 2259 m | 174 m | 7.7% | ≈caveated20.8% | Good |
| Rhodes Avenue · Woonsocket | Rhode Island | ranked | paved | 1144 m | 67 m | 5.8% | 14.5% | High |
| Ricci Road · Starks | Maine | ranked | paved | 453 m | 41 m | 9.1% | 24.4% | High |
| Rice Lane · Beacon Falls | Connecticut | ranked | paved | 350 m | 47 m | 13.3% | ≈caveated21.9% | Good |
| Rice Lane · Enfield | New Hampshire | under review | surface unverified | 1324 m | 126 m | 9.5% | ≈caveated20.3% | Good |
| Richardson Hill · Chelsea | Vermont | ranked | surface unverified | 355 m | 48 m | 13.5% | ≈caveated20.7% | Good |
| Richardson Hollow Road · Greenwood | Maine | under review | mixed surface | 2792 m | 85 m | 3.0% | ≈caveated19.7% | Good |
| Richardson Hollow Road · Greenwood | Maine | ranked | paved | 2598 m | 97 m | 3.7% | 11.2% | High |
| Richardson Street · Montpelier | Vermont | ranked | paved | 184 m | 34 m | 18.5% | 25.9% | Good |
| Richdale Avenue · Everett | Massachusetts | ranked | paved | 151 m | 24 m | 16.2% | 22.3% | High |
| Richmond Road · Warwick | Massachusetts | ranked | paved | 586 m | 42 m | 7.2% | 20.5% | Needs confirmation |
| Richmond Street · Adams | Massachusetts | ranked | paved | 266 m | 30 m | 11.2% | 20.0% | High |
| Ricker Road · Woodstock | Maine | ranked | gravel | 911 m | 74 m | 8.1% | 21.3% | High |
| Riddle Road · Hardwick | Massachusetts | ranked | surface unverified | 969 m | 56 m | 5.8% | 21.2% | High |
| Ridge Road · Oakham | Massachusetts | ranked | gravel | 868 m | 54 m | 6.2% | ≈caveated21.0% | Good |
| Ridge Street · Montpelier | Vermont | ranked | paved | 690 m | 40 m | 5.7% | 20.0% | Good |
| Ridgeway Road · New Fairfield | Connecticut | under review | surface unverified | 184 m | 25 m | 13.5% | 22.6% | High |
| Ridgewood Drive · Danbury | Connecticut | ranked | surface unverified | 203 m | 28 m | 13.9% | 20.5% | High |
| Rifuma Way · Norway | Maine | under review | surface unverified | 380 m | 24 m | 6.3% | 24.0% | High |
| Rinaldi Road · Bethel | Maine | under review | surface unverified | 2018 m | 150 m | 7.4% | ≈caveated29.4% | Good |
| Ringe Hill Road · Bethel | Vermont | under review | gravel | 1212 m | 141 m | 11.6% | 21.6% | Needs confirmation |
| River Bend Lane · South Bristol | Maine | under review | surface unverified | 616 m | 40 m | 6.5% | ≈caveated24.1% | Good |
| Roach Road · Chester | Vermont | under review | gravel | 2419 m | 148 m | 6.1% | 20.9% | High |
| Road Less Traveled Road · Woodstock | Maine | under review | surface unverified | 738 m | 81 m | 10.9% | 24.2% | High |
| Road Number 24 · Lovell | Maine | under review | surface unverified | 242 m | 41 m | 17.1% | 27.6% | Needs confirmation |
| Roaring Brook Road · Colebrook | New Hampshire | under review | surface unverified | 1390 m | 87 m | 6.2% | ≈caveated17.6% | Good |
| Roaring Brook Road · Williamstown | Massachusetts | ranked | surface unverified | 1265 m | 78 m | 6.2% | 20.0% | High |
| Roberge Drive · Southington | Connecticut | ranked | surface unverified | 1022 m | 87 m | 8.5% | ≈caveated20.6% | Good |
| Roberts Street · Shelton | Connecticut | ranked | paved | 664 m | 47 m | 7.0% | 21.2% | High |
| Roberts Street · Woonsocket | Rhode Island | ranked | paved | 627 m | 42 m | 6.7% | 20.5% | High |
| Robin Drive · Barkhamsted | Connecticut | under review | surface unverified | 884 m | 69 m | 7.8% | ≈caveated25.9% | Good |
| Robinson Drive · Monmouth | Maine | under review | surface unverified | 1083 m | 74 m | 6.9% | 20.0% | Needs confirmation |
| Rock Road · Ridgefield | Connecticut | under review | surface unverified | 127 m | 23 m | 17.9% | 23.4% | High |
| Rockingham Avenue · Malden | Massachusetts | ranked | paved | 336 m | 35 m | 10.3% | ≈caveated20.4% | Good |
| Rockingham Street · Berlin | New Hampshire | ranked | paved | 588 m | 45 m | 7.6% | 22.3% | High |
| Rockwell Drive · Jackson | New Hampshire | ranked | paved | 1550 m | 188 m | 12.2% | ≈caveated19.6% | Needs confirmation |
| Rocky Cove Lane · Cornwall | Connecticut | under review | surface unverified | 584 m | 26 m | 4.4% | 22.5% | High |
| Rocky Hill Road · Scituate | Rhode Island | ranked | paved | 5052 m | 94 m | 1.9% | 12.9% | High |
| Rocky Road · Gouldsboro | Maine | under review | surface unverified | 2303 m | 50 m | 2.2% | ≈caveated28.1% | Good |
| Rogers Road · Bridgewater | Vermont | ranked | gravel | 863 m | 88 m | 10.2% | 21.0% | High |
| Roland Day Road · Cornish | Maine | ranked | mixed surface | 2055 m | 71 m | 3.4% | ≈caveated20.1% | Good |
| Rolerson Avenue · Jefferson | Maine | under review | surface unverified | 670 m | 67 m | 10.1% | 23.7% | High |
| Rollins Ridge Road · Dixfield | Maine | ranked | surface unverified | 2816 m | 129 m | 4.6% | 21.8% | High |
| Rosedale Avenue · Everett | Massachusetts | ranked | paved | 221 m | 25 m | 11.3% | 22.2% | High |
| Rosser Drive · Litchfield | Maine | under review | surface unverified | 1287 m | 47 m | 3.6% | 21.8% | High |
| Rossiter Road · Richmond | Massachusetts | ranked | gravel | 1841 m | 81 m | 4.4% | 20.1% | High |
| Rotheus Mitchell Lane · Lyme | New Hampshire | under review | surface unverified | 1983 m | 200 m | 10.1% | ≈caveated18.0% | Good |
| Round Hill Road · Middletown | Connecticut | ranked | surface unverified | 1694 m | 61 m | 3.6% | 25.7% | High |
| Round Hill Road · Chester | Massachusetts | ranked | surface unverified | 4591 m | 264 m | 5.8% | ≈caveated19.4% | Good |
| Round Top Road · Plymouth | Vermont | ranked | mixed surface | 1945 m | 237 m | 12.2% | 25.0% | High |
| Round-the-Pond Road · Norway | Maine | ranked | mixed surface | 5369 m | 35 m | 0.7% | 14.2% | High |
| Rounds Road · Starksboro | Vermont | ranked | surface unverified | 1940 m | 224 m | 11.5% | ≈caveated22.0% | Good |
| Route 39 · New Fairfield | Connecticut | ranked | surface unverified | 1929 m | 107 m | 5.6% | ≈caveated20.3% | Good |
| Route 6 Cutoff · Northeast Somerset | Maine | under review | mixed surface | 7116 m | 252 m | 3.5% | ≈caveated9.8% | Good |
| Rowell Hill Road · Berlin | Vermont | ranked | gravel | 1612 m | 170 m | 10.5% | ≈caveated21.8% | Needs confirmation |
| Russell Stage Road · Blandford | Massachusetts | ranked | paved | 3461 m | 223 m | 6.5% | 11.3% | High |
| Ryer Road · Stockbridge | Vermont | ranked | gravel | 290 m | 28 m | 9.8% | 21.5% | Good |
| S Road · Lovell | Maine | under review | surface unverified | 291 m | 42 m | 14.4% | 25.2% | Good |
| Sachem Road · Weston | Connecticut | ranked | surface unverified | 272 m | 34 m | 12.5% | 22.2% | High |
| Saddle Hill Road · Sanbornton | New Hampshire | ranked | gravel | 1570 m | 112 m | 7.1% | 21.9% | Good |
| Sadler Street · Lynn | Massachusetts | ranked | paved | 457 m | 44 m | 9.7% | ≈caveated22.3% | Good |
| Sanborn Lane · Lisbon | New Hampshire | ranked | gravel | 627 m | 72 m | 11.5% | 16.7% | High |
| Sand Hill Road · Rockingham | Vermont | ranked | gravel | 664 m | 62 m | 9.3% | 22.4% | High |
| Sand Hill Road · Calais | Vermont | ranked | surface unverified | 3025 m | 158 m | 5.2% | ≈caveated20.0% | Good |
| Sanders Point Road · Greenville | Maine | under review | surface unverified | 2566 m | 73 m | 2.9% | 23.1% | High |
| Sap House Road · Weare | New Hampshire | under review | paved | 852 m | 51 m | 6.0% | 21.6% | High |
| Sargent Hill Road · Grafton | New Hampshire | ranked | surface unverified | 876 m | 80 m | 9.1% | ≈caveated21.6% | Good |
| Sargent Road · Bridgewater | New Hampshire | under review | gravel | 136 m | 21 m | 15.5% | 20.1% | High |
| Saunders Hill Road · Wentworth | New Hampshire | under review | gravel | 750 m | 102 m | 13.6% | 23.7% | High |
| Savoy Hollow Road · Savoy | Massachusetts | ranked | gravel | 5274 m | 147 m | 2.8% | 20.0% | High |
| Saw Mill Road · West Bath | Maine | under review | surface unverified | 259 m | 25 m | 9.5% | 31.3% | Needs confirmation |
| Saw Pit Hill Road · Woodbury | Connecticut | ranked | surface unverified | 1432 m | 121 m | 8.4% | 21.2% | High |
| Sawin Hill Road · Waterford | Maine | ranked | paved | 4735 m | 88 m | 1.9% | 21.0% | High |
| Sawyer Hill Road · Tunbridge | Vermont | ranked | surface unverified | 1762 m | 150 m | 8.5% | ≈caveated22.5% | Good |
| Sawyer Road · Woodstock | Vermont | ranked | mixed surface | 578 m | 68 m | 11.7% | 23.8% | High |
| School House Lane · Castine | Maine | under review | surface unverified | 213 m | 22 m | 10.2% | 24.9% | High |
| School House Road · Townshend | Vermont | ranked | gravel | 365 m | 64 m | 17.5% | 22.3% | High |
| Schoolhouse Road · Jamaica | Vermont | ranked | surface unverified | 1568 m | 132 m | 8.4% | 20.8% | High |
| Schooner Lane · Brooksville | Maine | under review | surface unverified | 357 m | 42 m | 11.8% | 21.4% | High |
| Science Hill Road · Wilton | Maine | under review | surface unverified | 1704 m | 118 m | 6.9% | 21.7% | High |
| Scituate Avenue · Johnston | Rhode Island | ranked | paved | 1499 m | 65 m | 4.3% | 9.7% | High |
| Scotts Place Lane · Pembroke | Maine | under review | surface unverified | 286 m | 25 m | 8.8% | 30.0% | Needs confirmation |
| Sears Road · Hawley | Massachusetts | ranked | paved | 487 m | 60 m | 12.3% | 20.1% | High |
| Second Hill Road · New Milford | Connecticut | ranked | paved | 4299 m | 178 m | 4.1% | 11.5% | High |
| Second Street · Amesbury | Massachusetts | ranked | surface unverified | 329 m | 33 m | 10.1% | 23.4% | High |
| See Feld Lane · Edgecomb | Maine | under review | surface unverified | 305 m | 24 m | 7.7% | 20.2% | High |
| Segar Mountain Road · Kent | Connecticut | ranked | paved | 6664 m | 258 m | 3.9% | ≈caveated10.3% | Good |
| Seminole Trail · East Hampton | Connecticut | ranked | surface unverified | 335 m | 25 m | 7.5% | 21.0% | High |
| Seneca Creek Road · Hinesburg | Vermont | ranked | surface unverified | 526 m | 46 m | 8.7% | ≈caveated22.2% | Good |
| Sentry Hill Lane · New Milford | Connecticut | under review | surface unverified | 253 m | 32 m | 12.8% | 33.2% | Needs confirmation |
| Service Road · Hartford | Maine | under review | surface unverified | 957 m | 63 m | 6.6% | 28.1% | Needs confirmation |
| Sewall Day Road · Brownfield | Maine | under review | mixed surface | 1591 m | 114 m | 7.2% | 32.3% | High |
| Shadowland Road · Sherman | Connecticut | under review | surface unverified | 766 m | 50 m | 6.6% | 23.7% | High |
| Shampeny Hill Road · Hancock | Vermont | ranked | surface unverified | 791 m | 91 m | 11.5% | ≈caveated20.9% | Good |
| Sharpshooters Road · Fayston | Vermont | ranked | surface unverified | 2817 m | 285 m | 10.1% | ≈caveated23.8% | Good |
| Shaw Heights · Waterbury | Vermont | ranked | gravel | 387 m | 43 m | 11.2% | 20.3% | High |
| Shaw Hill Road · Naples | Maine | under review | surface unverified | 430 m | 38 m | 8.9% | 20.4% | High |
| Shaw Lane · Norway | Maine | under review | surface unverified | 443 m | 31 m | 6.9% | 21.7% | High |
| Shaw Mansion Road · Waterbury | Vermont | ranked | mixed surface | 3630 m | 155 m | 4.3% | 20.8% | Good |
| Shawnee Drive · Heath | Massachusetts | ranked | gravel | 870 m | 76 m | 8.8% | ≈caveated24.6% | Good |
| Sheldon Drive · Oxford | Connecticut | ranked | paved | 362 m | 40 m | 11.0% | 20.0% | High |
| Sherwood Hill Road · Sherman | Connecticut | under review | surface unverified | 1178 m | 92 m | 7.8% | ≈caveated19.6% | Needs confirmation |
| Shore Drive · Plymouth | Massachusetts | ranked | paved | 1125 m | 37 m | 3.3% | 21.1% | High |
| Shore Edge Drive · Jefferson | Maine | under review | surface unverified | 231 m | 23 m | 9.9% | 20.8% | High |
| Shrewsbury Road · Plymouth | Vermont | ranked | gravel | 3039 m | 312 m | 10.3% | 15.2% | High |
| Shutdown Loop Road · Northwest Somerset | Maine | under review | surface unverified | 4176 m | 169 m | 4.1% | 20.1% | High |
| Shute Road · Hartland | Vermont | ranked | gravel | 2110 m | 102 m | 4.8% | 15.1% | High |
| Simonds Road · Dalton | New Hampshire | ranked | gravel | 5275 m | 239 m | 4.5% | ≈caveated17.1% | Good |
| Simsbury Street · Waterbury | Connecticut | ranked | surface unverified | 283 m | 27 m | 9.4% | 22.6% | High |
| Sinclair Hill Road · New Hampton | New Hampshire | ranked | paved | 2003 m | 135 m | 6.7% | 21.5% | Good |
| Sioux Drive · Oxford | Connecticut | ranked | surface unverified | 384 m | 49 m | 12.8% | ≈caveated23.7% | Good |
| Sir George Drive · Becket | Massachusetts | ranked | surface unverified | 1191 m | 52 m | 4.4% | 20.2% | Good |
| Ski Bowl Road · Rockingham | Vermont | ranked | gravel | 936 m | 108 m | 11.5% | 20.0% | High |
| Skiff Mountain Road · Kent | Connecticut | ranked | paved | 6759 m | 285 m | 4.2% | ≈caveated15.7% | Good |
| Sky Hollow · Rochester | Vermont | ranked | surface unverified | 1104 m | 131 m | 11.8% | ≈caveated21.2% | Good |
| Skyline Drive · Newry | Maine | under review | surface unverified | 3416 m | 300 m | 8.8% | ≈caveated21.3% | Good |
| Skyline Drive · Sherman | Connecticut | ranked | surface unverified | 835 m | 111 m | 13.3% | 23.7% | Good |
| Skyline Drive · West Rutland | Vermont | ranked | mixed surface | 543 m | 52 m | 9.5% | 22.6% | High |
| Slater Road · Newfane | Vermont | under review | gravel | 581 m | 61 m | 10.5% | 20.4% | High |
| Slim Haggle Road · Northwest Somerset | Maine | under review | surface unverified | 2961 m | 217 m | 7.3% | 20.9% | High |
| Smith Hill · Barnard | Vermont | ranked | gravel | 3473 m | 325 m | 9.4% | 26.5% | High |
| Smith Hill Road · Ashland | New Hampshire | ranked | mixed surface | 1186 m | 79 m | 6.6% | 20.2% | Good |
| Smith Road · Chester | Massachusetts | ranked | gravel | 2136 m | 111 m | 5.2% | ≈caveated20.2% | Needs confirmation |
| Smith Road · Carthage | Maine | under review | surface unverified | 2931 m | 194 m | 6.6% | 20.6% | Good |
| Smugglers Notch (north side) · Cambridge | Vermont | ranked | paved | 5299 m | 338 m | 6.4% | ≈caveated14.1% | Good |
| Smugglers Notch (south side) · Stowe | Vermont | ranked | paved | 7368 m | 352 m | 4.8% | ≈caveated20.0% | Good |
| Snug Harbor Drive · Danbury | Connecticut | under review | surface unverified | 614 m | 39 m | 6.4% | ≈caveated23.6% | Good |
| Soisalo Road · Chester | Massachusetts | ranked | mixed surface | 773 m | 78 m | 10.1% | ≈caveated20.9% | Good |
| Solitude Lane · Bridgton | Maine | under review | surface unverified | 144 m | 23 m | 15.9% | 20.9% | Good |
| South Goddard Road · Westminster | Vermont | under review | gravel | 932 m | 58 m | 6.2% | 22.0% | High |
| South Hill Road · Stockbridge | Vermont | ranked | gravel | 1028 m | 94 m | 9.2% | 17.2% | High |
| South Hill Road · Pittsfield | Vermont | under review | surface unverified | 1021 m | 94 m | 9.2% | 24.9% | High |
| South Main Street · Hubbardston | Massachusetts | ranked | paved | 903 m | 45 m | 5.0% | 20.7% | High |
| South Mountain Road · Northfield | Massachusetts | under review | surface unverified | 3502 m | 207 m | 5.9% | 21.7% | High |
| South Quarter Road · Russell | Massachusetts | ranked | surface unverified | 451 m | 39 m | 8.7% | ≈caveated23.3% | Needs confirmation |
| South Ridge Drive · Lincolnville | Maine | under review | surface unverified | 516 m | 49 m | 9.5% | 22.8% | Good |
| South Road · Heath | Massachusetts | ranked | gravel | 1062 m | 101 m | 9.5% | ≈caveated21.2% | Good |
| South Road · Dixmont | Maine | under review | mixed surface | 4318 m | 90 m | 2.1% | ≈caveated24.0% | Needs confirmation |
| South Road · East Greenwich | Rhode Island | ranked | paved | 3630 m | 91 m | 2.5% | ≈caveated12.2% | Good |
| South Shore Road · Hanover | Maine | under review | mixed surface | 3329 m | 158 m | 4.7% | 20.1% | High |
| South Side Lane · Long Island | Maine | under review | surface unverified | 369 m | 21 m | 5.7% | ≈caveated26.0% | Good |
| South Street · Palmer Town | Massachusetts | ranked | paved | 928 m | 104 m | 11.2% | ≈caveated20.7% | Good |
| South Whitman School Road · Buckfield | Maine | under review | mixed surface | 3052 m | 137 m | 4.5% | 22.6% | Needs confirmation |
| Southdown Drive · Bristol | Connecticut | under review | surface unverified | 575 m | 44 m | 7.6% | ≈caveated21.9% | Good |
| Southeast Corners Road · Sandgate | Vermont | under review | surface unverified | 1486 m | 197 m | 13.2% | 20.3% | High |
| Spaudling Hill Road · Dummerston | Vermont | ranked | gravel | 1725 m | 163 m | 9.5% | 23.1% | High |
| Spiegel Road · Stockbridge | Vermont | ranked | gravel | 509 m | 66 m | 13.0% | 22.1% | High |
| Spiller Road · Wilmington | Vermont | ranked | surface unverified | 347 m | 22 m | 6.4% | 20.7% | High |
| Split Level Road · Ridgefield | Connecticut | ranked | surface unverified | 506 m | 45 m | 8.8% | 20.5% | Good |
| Spring Hill · Deep River | Connecticut | under review | surface unverified | 369 m | 38 m | 10.2% | ≈caveated22.3% | Good |
| Spring Road · Northwest Somerset | Maine | under review | surface unverified | 1217 m | 98 m | 8.0% | 22.3% | High |
| Spring Road · Northwest Somerset | Maine | under review | surface unverified | 536 m | 51 m | 9.5% | 20.4% | High |
| Spring Street · Winchester | Connecticut | ranked | surface unverified | 286 m | 24 m | 8.4% | 20.0% | Good |
| Springer Lane · Union | Maine | ranked | surface unverified | 876 m | 29 m | 3.3% | ≈caveated24.8% | Good |
| Spruce Hill Farm Lane · Stonington | Maine | under review | surface unverified | 502 m | 33 m | 6.6% | ≈caveated21.5% | Good |
| Stacy Hill Road · Antrim | New Hampshire | ranked | gravel | 548 m | 52 m | 9.6% | ≈caveated23.1% | Good |
| Stafford Road · Somers | Connecticut | ranked | surface unverified | 2988 m | 177 m | 5.9% | 10.4% | High |
| Stage Coach Road · Woodford | Vermont | ranked | gravel | 1923 m | 244 m | 12.7% | 21.6% | Needs confirmation |
| Staples Road · East Central Franklin | Maine | under review | surface unverified | 545 m | 63 m | 11.6% | 21.8% | High |
| Stark Mountain Road · Halifax | Vermont | ranked | gravel | 1785 m | 187 m | 10.5% | 21.8% | High |
| Stark Road · Brattleboro | Vermont | ranked | gravel | 2312 m | 236 m | 10.2% | 18.2% | High |
| Starks Mountain Road · Fryeburg | Maine | under review | surface unverified | 981 m | 124 m | 12.7% | ≈caveated33.9% | Good |
| Starview Avenue · Waterbury | Connecticut | under review | surface unverified | 446 m | 51 m | 11.5% | 21.9% | High |
| State Line Road · New Fairfield | Connecticut | under review | surface unverified | 1239 m | 27 m | 2.2% | ≈caveated21.6% | Good |
| State Park Road · Charlotte | Vermont | ranked | surface unverified | 2696 m | 0 m | 0.0% | ≈caveated22.6% | Good |
| State Street · New Britain | Connecticut | ranked | surface unverified | 266 m | 33 m | 12.4% | 21.3% | Good |
| Stearns Hill Road · Marlboro | Vermont | under review | surface unverified | 1036 m | 26 m | 2.5% | ≈caveated30.4% | Good |
| Stearns Road · South Oxford | Maine | ranked | surface unverified | 1641 m | 88 m | 5.4% | 24.3% | Needs confirmation |
| Stebbins Hill Road · Lancaster | New Hampshire | ranked | mixed surface | 1764 m | 142 m | 8.0% | ≈caveated25.3% | Good |
| Steele Brook Road · Rowe | Massachusetts | under review | surface unverified | 1870 m | 216 m | 11.5% | ≈caveated26.6% | Needs confirmation |
| Steele Brook Road · Rowe | Massachusetts | under review | gravel | 262 m | 42 m | 15.8% | 29.8% | High |
| Steep Hill Road · Waterbury | Connecticut | ranked | surface unverified | 703 m | 47 m | 6.7% | ≈caveated20.0% | Good |
| Steep Hill Trail · Bridgton | Maine | under review | surface unverified | 423 m | 42 m | 10.0% | ≈caveated20.7% | Good |
| Steep Way Road · Newfane | Vermont | ranked | gravel | 1685 m | 177 m | 10.5% | 22.1% | High |
| Sterling Forest Road · Bristol | Maine | under review | surface unverified | 541 m | 30 m | 5.5% | ≈caveated21.7% | Good |
| Sterling Hill Road · Barre | Vermont | ranked | mixed surface | 904 m | 109 m | 12.1% | 23.6% | High |
| Stetson Brothers Road · Colrain | Massachusetts | ranked | gravel | 2747 m | 129 m | 4.7% | 22.5% | High |
| Stevens Brook Road · Duxbury | Vermont | under review | surface unverified | 2261 m | 102 m | 4.5% | 21.3% | High |
| Stevens Drive · Hebron | New Hampshire | under review | gravel | 141 m | 21 m | 14.7% | 22.2% | High |
| Stevens Road · Killington | Vermont | ranked | gravel | 514 m | 70 m | 13.6% | 23.1% | High |
| Stewart Drive · Rumney | New Hampshire | under review | surface unverified | 522 m | 54 m | 10.4% | 20.6% | High |
| Stickney Brook Road · Dummerston | Vermont | ranked | gravel | 6358 m | 275 m | 4.3% | 21.3% | Good |
| Stigers Road · Andover | Vermont | under review | surface unverified | 2258 m | 218 m | 9.6% | 20.5% | Needs confirmation |
| Still Hill Road · Bethlehem | Connecticut | ranked | mixed surface | 914 m | 105 m | 11.5% | 22.9% | High |
| Stokes Hill Road · Starksboro | Vermont | ranked | surface unverified | 1085 m | 97 m | 8.9% | ≈caveated23.2% | Good |
| Stone Drive · Northport | Maine | under review | surface unverified | 1802 m | 87 m | 4.8% | ≈caveated20.6% | Good |
| Stone House Road · Bucksport | Maine | ranked | mixed surface | 366 m | 27 m | 7.3% | ≈caveated23.3% | Needs confirmation |
| Stoughton Street · Thomaston | Connecticut | ranked | surface unverified | 254 m | 38 m | 14.9% | ≈caveated21.3% | Good |
| Strafford Road · Tunbridge | Vermont | ranked | paved | 6035 m | 324 m | 5.4% | 13.0% | Good |
| Straight Road · Kent | Connecticut | ranked | surface unverified | 463 m | 27 m | 5.8% | 20.4% | High |
| Stratton Hill Road · Newfane | Vermont | under review | surface unverified | 2663 m | 231 m | 8.7% | 24.1% | High |
| Streaked Mountian Road · Buckfield | Maine | under review | mixed surface | 2751 m | 121 m | 4.4% | 32.7% | Needs confirmation |
| Streaked Mtn Road · Paris | Maine | ranked | mixed surface | 3911 m | 93 m | 2.4% | 20.8% | High |
| Streeter Hill Road · Whitingham | Vermont | ranked | mixed surface | 3248 m | 146 m | 4.5% | 22.9% | High |
| Streeter Pond Road · Lisbon | New Hampshire | under review | surface unverified | 1659 m | 82 m | 4.9% | ≈caveated20.1% | Good |
| Strobridge Hill · Barnet | Vermont | ranked | surface unverified | 2341 m | 164 m | 7.0% | ≈caveated23.0% | Good |
| Sugar Glen Drive · Waitsfield | Vermont | ranked | surface unverified | 420 m | 37 m | 8.9% | ≈caveated21.3% | Good |
| Sugarhouse Road · Norwich | Vermont | ranked | gravel | 1991 m | 98 m | 4.9% | 20.4% | High |
| Sugarloaf Mountain Road · Deerfield | Massachusetts | under review | surface unverified | 1322 m | 135 m | 10.2% | ≈caveated25.1% | Good |
| Sullivan Hill Road · Roxbury | Vermont | ranked | surface unverified | 1736 m | 170 m | 9.8% | ≈caveated20.5% | Good |
| Sullivan Way · Troy | Maine | under review | surface unverified | 508 m | 29 m | 5.7% | 20.1% | Good |
| Summer Street · Berlin | New Hampshire | ranked | paved | 686 m | 67 m | 9.8% | 23.7% | High |
| Summit Avenue · Adams | Massachusetts | ranked | paved | 492 m | 42 m | 8.5% | 21.6% | High |
| Summit Drive · Canton | Maine | under review | surface unverified | 289 m | 32 m | 11.0% | 25.4% | High |
| Summit Street · Orange | Massachusetts | ranked | paved | 532 m | 53 m | 9.9% | ≈caveated23.2% | Good |
| Summit Trail Road · Weston | Vermont | ranked | mixed surface | 1001 m | 67 m | 6.7% | 21.5% | Good |
| Sumner Road · Kent | Connecticut | under review | mixed surface | 543 m | 56 m | 10.4% | 22.5% | High |
| Sunny Acres Road · Cambridge | Vermont | under review | surface unverified | 2487 m | 183 m | 7.3% | ≈caveated20.8% | Good |
| Sunset Drive · Sherman | Connecticut | ranked | surface unverified | 1764 m | 119 m | 6.8% | 23.7% | Good |
| Sunset Road · Dedham | Maine | under review | surface unverified | 1115 m | 94 m | 8.4% | 22.3% | Good |
| Sunset Shores Road · Sweden | Maine | under review | surface unverified | 811 m | 46 m | 5.7% | 24.3% | High |
| Superior Street · Lanesborough | Massachusetts | ranked | gravel | 221 m | 22 m | 10.1% | ≈caveated23.0% | Good |
| Swaller Hill Road · Sharon | Connecticut | ranked | paved | 2354 m | 199 m | 8.5% | 17.1% | High |
| Sweet Carroll Lane · Carthage | Maine | under review | surface unverified | 2759 m | 178 m | 6.4% | 22.0% | Good |
| Sweet Farm Lane · Whitefield | Maine | under review | gravel | 928 m | 59 m | 6.4% | ≈caveated21.6% | Good |
| Swenson Drive · New Vineyard | Maine | ranked | surface unverified | 245 m | 34 m | 14.0% | ≈caveated29.6% | Needs confirmation |
| Switchback Way · Jackson | New Hampshire | under review | paved | 2594 m | 245 m | 9.5% | 19.8% | Good |
| Taconic Trail · Williamstown | Massachusetts | ranked | paved | 6124 m | 354 m | 5.8% | 8.3% | High |
| Taft Road · Townshend | Vermont | ranked | gravel | 2562 m | 251 m | 9.8% | 20.5% | High |
| Taft Street · Fitchburg | Massachusetts | ranked | paved | 494 m | 66 m | 13.4% | ≈caveated21.0% | Good |
| Taggart Hill Road · Stockbridge | Vermont | ranked | surface unverified | 3217 m | 192 m | 6.0% | 21.2% | Needs confirmation |
| Taggart Hill Road South · Stockbridge | Vermont | ranked | gravel | 1044 m | 114 m | 10.9% | 20.8% | High |
| Tamarack Road · Seboomook Lake | Maine | under review | surface unverified | 4174 m | 57 m | 1.4% | 20.2% | High |
| Taylor Drive · Chelsea | Vermont | ranked | surface unverified | 300 m | 32 m | 10.7% | ≈caveated20.4% | Good |
| Taylor Hill Road · Brookfield | Vermont | ranked | gravel | 2985 m | 294 m | 9.8% | ≈caveated20.5% | Good |
| Tc North · Mount Desert | Maine | under review | surface unverified | 625 m | 47 m | 7.5% | ≈caveated24.5% | Needs confirmation |
| Teal Road · Lee | Massachusetts | ranked | paved | 249 m | 25 m | 10.0% | ≈caveated21.1% | Good |
| Ten Rod Road · Exeter | Rhode Island | ranked | paved | 2249 m | 72 m | 3.2% | 7.2% | High |
| Terrace Drive · Sherman | Connecticut | under review | surface unverified | 625 m | 42 m | 6.8% | ≈caveated21.7% | Good |
| Terrien Road · Huntington | Vermont | ranked | gravel | 421 m | 49 m | 11.6% | 20.5% | Good |
| Terwilliger Hill Road · Wardsboro | Vermont | under review | surface unverified | 641 m | 80 m | 12.4% | 20.6% | High |
| Tetu Road · Stratford | New Hampshire | under review | gravel | 2064 m | 151 m | 7.3% | ≈caveated22.2% | Good |
| The Oaks Lane · Bristol | Maine | under review | surface unverified | 113 m | 21 m | 18.8% | ≈caveated26.6% | Needs confirmation |
| Thistle Hill Lane · Belgrade | Maine | under review | surface unverified | 623 m | 38 m | 6.1% | ≈caveated20.9% | Needs confirmation |
| Thistle Lane · Newry | Maine | under review | surface unverified | 2192 m | 161 m | 7.3% | 25.4% | Needs confirmation |
| Thomas Hill Road · Halifax | Vermont | ranked | gravel | 2821 m | 179 m | 6.4% | 20.9% | High |
| Thomas Hill Road · Poultney | Vermont | under review | surface unverified | 221 m | 23 m | 10.2% | 21.0% | High |
| Thompson Hill Road · Mexico | Maine | under review | surface unverified | 847 m | 83 m | 9.8% | 27.4% | High |
| Thorn Hill Road · Bartlett | New Hampshire | ranked | surface unverified | 3670 m | 183 m | 5.0% | ≈caveated23.3% | Needs confirmation |
| Thunder Hill Lane · Ridgefield | Connecticut | under review | surface unverified | 490 m | 48 m | 9.7% | ≈caveated22.6% | Good |
| Thurston Pond Road · Bucksport | Maine | ranked | surface unverified | 1678 m | 54 m | 3.2% | ≈caveated20.4% | Good |
| Timbercliffe Drive · Camden | Maine | under review | surface unverified | 1575 m | 106 m | 6.7% | ≈caveated23.4% | Good |
| Tinkham Hill Road · Hartland | Vermont | under review | gravel | 690 m | 54 m | 7.9% | 23.1% | High |
| Titcomb Road · Garland | Maine | under review | surface unverified | 843 m | 25 m | 2.9% | ≈caveated28.5% | Good |
| Tkacyk Farm Road · Guilford | Vermont | under review | gravel | 692 m | 72 m | 10.4% | 20.2% | High |
| Torrey Mountain Road · Florida | Massachusetts | under review | mixed surface | 2538 m | 293 m | 11.5% | ≈caveated23.5% | Needs confirmation |
| Tower Hill Road · Cumberland | Rhode Island | ranked | paved | 3733 m | 87 m | 2.3% | 16.0% | High |
| Tower Mountain Road · Hancock | Massachusetts | under review | surface unverified | 2265 m | 290 m | 12.8% | 23.8% | Good |
| Towering Heights · Orland | Maine | under review | surface unverified | 1154 m | 95 m | 8.2% | 30.5% | Good |
| Town Farm Road · East Hampton | Connecticut | under review | surface unverified | 1168 m | 105 m | 8.9% | 21.0% | High |
| Town Highway 35 · Wardsboro | Vermont | ranked | surface unverified | 319 m | 34 m | 10.6% | 21.9% | High |
| Town Highway 60 · Barnard | Vermont | under review | gravel | 399 m | 43 m | 10.8% | 20.4% | High |
| Tracy Hill Road · Roxbury | Vermont | ranked | surface unverified | 2126 m | 201 m | 9.4% | ≈caveated20.7% | Good |
| Trailside Way · Bridgton | Maine | under review | surface unverified | 458 m | 50 m | 10.9% | ≈caveated23.7% | Good |
| Treasure Island Road · Sorrento | Maine | ranked | surface unverified | 1128 m | 27 m | 2.4% | ≈caveated27.5% | Good |
| Trefton Drive · Braintree Town | Massachusetts | ranked | paved | 770 m | 28 m | 3.7% | ≈caveated21.8% | Good |
| Treulyfine Way · Ellsworth | Maine | under review | surface unverified | 672 m | 73 m | 10.9% | ≈caveated27.9% | Good |
| Trow Hill Road · Sunapee | New Hampshire | ranked | gravel | 1538 m | 67 m | 4.3% | 20.5% | Good |
| Trow Road · Cummington | Massachusetts | ranked | mixed surface | 4037 m | 229 m | 5.7% | 15.2% | High |
| Trudel Street · Berlin | New Hampshire | ranked | surface unverified | 380 m | 39 m | 10.2% | 23.0% | Good |
| True Farm Road · Holderness | New Hampshire | ranked | gravel | 552 m | 25 m | 4.6% | ≈caveated25.3% | Good |
| Trumble Lane · Granville | Massachusetts | ranked | mixed surface | 1793 m | 99 m | 5.5% | 24.3% | High |
| Tucker Brook Road · Dixfield | Maine | under review | surface unverified | 3546 m | 176 m | 5.0% | 24.3% | Good |
| Tucker Brook Road · Hancock | Vermont | ranked | surface unverified | 1145 m | 118 m | 10.3% | ≈caveated22.1% | Good |
| Tucker Mountain Road · Meredith | New Hampshire | ranked | mixed surface | 1347 m | 118 m | 8.8% | ≈caveated22.3% | Good |
| Tucker Mountain Road · Newbury | Vermont | ranked | surface unverified | 2710 m | 178 m | 6.6% | ≈caveated20.1% | Needs confirmation |
| Tucker Road · Dalton | New Hampshire | ranked | mixed surface | 1272 m | 96 m | 7.5% | ≈caveated23.8% | Good |
| Tudor Road · Sandgate | Vermont | ranked | gravel | 1273 m | 103 m | 8.1% | ≈caveated25.4% | Needs confirmation |
| Tug Mountain Road · Orange | New Hampshire | under review | surface unverified | 403 m | 62 m | 15.5% | 25.6% | High |
| Tunnel Road · Rowe | Massachusetts | ranked | surface unverified | 998 m | 69 m | 6.9% | ≈caveated22.4% | Good |
| Turffs Lane · Washington | Maine | under review | surface unverified | 330 m | 30 m | 9.0% | ≈caveated20.9% | Good |
| Turkey Hollow Farm Road · Woodstock | Vermont | under review | gravel | 422 m | 47 m | 11.2% | 34.1% | Needs confirmation |
| Turner Hill Road · Grafton | Vermont | ranked | gravel | 1110 m | 111 m | 10.0% | 21.0% | High |
| Turner Lane · Lyme | New Hampshire | ranked | surface unverified | 239 m | 29 m | 12.3% | ≈caveated21.3% | Good |
| Unquomonk Road · Williamsburg | Massachusetts | ranked | gravel | 994 m | 97 m | 9.8% | ≈caveated20.5% | Good |
| Upper Dedham Road · Holden | Maine | under review | paved | 3941 m | 83 m | 2.1% | ≈caveated23.3% | Good |
| Upper Downs Drive · Killingly | Connecticut | under review | gravel | 246 m | 35 m | 14.4% | 21.2% | High |
| Upper Grassy Hill Road · Southbury | Connecticut | ranked | paved | 5470 m | 191 m | 3.5% | ≈caveated20.2% | Good |
| Upper Mallett Lane · New Milford | Connecticut | ranked | surface unverified | 1154 m | 86 m | 7.4% | ≈caveated20.1% | Good |
| Upper Notch Road · Bristol | Vermont | ranked | mixed surface | 6294 m | 427 m | 6.8% | ≈caveated16.7% | Good |
| Upper Sargent Road · Washington | Massachusetts | ranked | surface unverified | 825 m | 77 m | 9.4% | ≈caveated23.3% | Good |
| Upper Toll Road · Stowe | Vermont | ranked | surface unverified | 3449 m | 395 m | 11.5% | 25.5% | High |
| US Route 201 · West Forks | Maine | ranked | paved | 18585 m | 366 m | 2.0% | 8.3% | High |
| Valerie Run · Northbridge | Massachusetts | under review | paved | 1019 m | 53 m | 5.2% | ≈caveated30.0% | Good |
| Vanishing Lane · Athens | Maine | under review | surface unverified | 1686 m | 36 m | 2.1% | ≈caveated29.8% | Needs confirmation |
| Veras Way · Deer Isle | Maine | under review | surface unverified | 1012 m | 56 m | 5.5% | ≈caveated20.4% | Needs confirmation |
| Vermont Route 125 · Ripton | Vermont | ranked | paved | 8581 m | 321 m | 3.7% | ≈caveated14.1% | Good |
| Vermont Route 9 · Woodford | Vermont | ranked | paved | 5731 m | 308 m | 5.4% | ≈caveated21.6% | Needs confirmation |
| Victory Street · Adams | Massachusetts | ranked | paved | 379 m | 43 m | 11.3% | ≈caveated20.9% | Good |
| View Street · Whitefield | New Hampshire | ranked | paved | 237 m | 29 m | 12.2% | 20.0% | High |
| Vining Street · Plainfield | Massachusetts | ranked | gravel | 966 m | 41 m | 4.3% | ≈caveated21.5% | Good |
| Vlk Mountain Road · Wentworth | New Hampshire | under review | mixed surface | 1700 m | 112 m | 6.6% | ≈caveated20.8% | Good |
| Vose Street · Lincoln | Rhode Island | ranked | paved | 182 m | 23 m | 12.5% | ≈caveated24.7% | Good |
| Voter Hill Road · Farmington | Maine | ranked | paved | 2885 m | 208 m | 7.2% | 21.4% | High |
| Walker Cemetery Road · Hartland | Vermont | under review | mixed surface | 845 m | 50 m | 6.0% | 22.8% | Needs confirmation |
| Walker Hill Road · Lisbon | New Hampshire | ranked | paved | 4903 m | 233 m | 4.8% | ≈caveated13.7% | Good |
| Walker Hill Road · Jay | Maine | under review | gravel | 1792 m | 115 m | 6.4% | 20.6% | High |
| Walker Hill Road · Wilton | Maine | ranked | surface unverified | 2067 m | 97 m | 4.7% | 22.4% | High |
| Wallace Hill Road · Franconia | New Hampshire | ranked | mixed surface | 2184 m | 207 m | 9.5% | ≈caveated18.0% | Good |
| Wallum Lake Road · Burrillville | Rhode Island | ranked | paved | 8045 m | 86 m | 1.1% | 12.2% | High |
| Walnut Hill Road · Shapleigh | Maine | ranked | gravel | 1812 m | 70 m | 3.8% | ≈caveated25.6% | Good |
| Walter Sweet Road · Topsham | Vermont | ranked | mixed surface | 567 m | 68 m | 12.0% | 22.3% | Good |
| Waltonen Road · Temple | Maine | ranked | surface unverified | 1467 m | 73 m | 4.9% | 23.0% | High |
| Wanosha Trail · Campton | New Hampshire | ranked | paved | 737 m | 81 m | 11.0% | ≈caveated22.2% | Good |
| Ward Hill Road · Duxbury | Vermont | ranked | gravel | 4482 m | 315 m | 7.0% | 17.8% | Needs confirmation |
| Warren Hill Road · Cornwall | Connecticut | ranked | surface unverified | 3730 m | 240 m | 6.4% | 10.3% | Good |
| Washburn Road · Alexandria | New Hampshire | ranked | gravel | 5891 m | 324 m | 5.5% | 17.0% | High |
| Waterview Drive · Danbury | Connecticut | under review | surface unverified | 477 m | 37 m | 7.7% | ≈caveated21.6% | Good |
| Waverly Street · Waterbury | Connecticut | ranked | surface unverified | 146 m | 28 m | 19.3% | 22.9% | Good |
| Wawenoc Drive · Augusta | Maine | under review | surface unverified | 997 m | 42 m | 4.2% | ≈caveated25.3% | Good |
| Webb Road · Thorndike | Maine | under review | surface unverified | 1049 m | 29 m | 2.7% | 20.0% | Good |
| Webber Pond Road · Sweden | Maine | ranked | paved | 1807 m | 75 m | 4.1% | 21.2% | High |
| Webber Road · East Central Franklin | Maine | under review | surface unverified | 1458 m | 128 m | 8.8% | 22.6% | High |
| Webster Road · Tyringham | Massachusetts | ranked | mixed surface | 4595 m | 287 m | 6.3% | ≈caveated19.1% | Good |
| Wekeela Road · Hartford | Maine | under review | surface unverified | 1036 m | 63 m | 6.1% | ≈caveated28.1% | Good |
| Welch Road · Topsham | Vermont | ranked | gravel | 1947 m | 80 m | 4.1% | 20.6% | Needs confirmation |
| Wells Fargo Road · Thetford | Vermont | ranked | gravel | 550 m | 62 m | 11.3% | 21.9% | Good |
| Wendell Road · Montague | Massachusetts | ranked | paved | 4379 m | 219 m | 5.0% | 12.0% | High |
| Wentworth Road · Bolton | Vermont | ranked | paved | 7257 m | 561 m | 7.7% | 16.0% | High |
| Wesley Avenue · Southwest Harbor | Maine | under review | surface unverified | 532 m | 45 m | 8.4% | ≈caveated20.2% | Good |
| West Center Road · Otis | Massachusetts | ranked | surface unverified | 2374 m | 102 m | 4.3% | ≈caveated20.0% | Good |
| West Cove Road · Hartford | Maine | under review | surface unverified | 747 m | 41 m | 5.5% | 29.2% | Needs confirmation |
| West Hill Road · Thomaston | Connecticut | ranked | paved | 856 m | 102 m | 11.9% | 21.1% | Good |
| West Hill Road · Ludlow | Vermont | ranked | paved | 506 m | 53 m | 10.4% | 25.1% | High |
| West Hill Road · Winhall | Vermont | ranked | gravel | 506 m | 53 m | 10.4% | 25.1% | High |
| West Hill Road · Middlefield | Massachusetts | ranked | mixed surface | 3194 m | 108 m | 3.4% | ≈caveated21.5% | Good |
| West Hill Road · Hawley | Massachusetts | ranked | mixed surface | 3260 m | 229 m | 7.0% | 18.2% | High |
| West Oxbow Road · Charlemont | Massachusetts | ranked | gravel | 535 m | 47 m | 8.8% | ≈caveated20.3% | Good |
| West Palmer Road · Winslow | Maine | under review | surface unverified | 505 m | 31 m | 6.1% | ≈caveated22.4% | Good |
| West Purchase Road · Southbury | Connecticut | ranked | paved | 4142 m | 131 m | 3.2% | 21.3% | Needs confirmation |
| West Road · Clarksville | New Hampshire | ranked | paved | 6250 m | 257 m | 4.1% | 12.7% | High |
| West Street · Worthington | Massachusetts | ranked | gravel | 511 m | 59 m | 11.5% | 22.6% | Good |
| West Windham Road · Jamaica | Vermont | under review | gravel | 346 m | 38 m | 10.9% | 21.6% | High |
| Westerdale Road · Woodstock | Vermont | ranked | gravel | 2024 m | 159 m | 7.8% | 20.9% | High |
| Weymouth Road · New Gloucester | Maine | ranked | gravel | 1491 m | 60 m | 4.1% | 20.1% | Good |
| Weymouth Street · Fitchburg | Massachusetts | ranked | paved | 564 m | 53 m | 9.4% | 21.9% | Good |
| Whaley Hollow Road · Coventry | Rhode Island | ranked | paved | 3512 m | 64 m | 1.8% | ≈caveated13.5% | Good |
| Wheeler Camp Road · Weathersfield | Vermont | ranked | surface unverified | 1330 m | 113 m | 8.5% | 20.5% | High |
| Wheeler Road · Chester | Vermont | ranked | mixed surface | 340 m | 48 m | 14.1% | 23.1% | High |
| Wheeler Road · West Brookfield | Massachusetts | ranked | surface unverified | 771 m | 67 m | 8.7% | ≈caveated20.0% | Good |
| Whitcomb Hill Road · Cornwall | Connecticut | ranked | paved | 3272 m | 242 m | 7.4% | ≈caveated16.5% | Good |
| White Birch Point Road · Antrim | New Hampshire | ranked | gravel | 772 m | 51 m | 6.6% | ≈caveated21.7% | Good |
| White Brook Road · Sharon | Vermont | ranked | gravel | 2870 m | 199 m | 6.9% | 21.6% | High |
| White Hill Road · Dover | Vermont | ranked | gravel | 2321 m | 125 m | 5.4% | 20.5% | High |
| White Road · Readsboro | Vermont | under review | surface unverified | 920 m | 137 m | 14.9% | 24.4% | High |
| Whitmore Brook Road · Chester | Vermont | ranked | mixed surface | 358 m | 54 m | 15.1% | 20.6% | High |
| Whitney Hill Road · Tunbridge | Vermont | ranked | surface unverified | 1037 m | 117 m | 11.3% | ≈caveated23.3% | Good |
| Whitney Road · Stoddard | New Hampshire | under review | mixed surface | 315 m | 47 m | 15.0% | ≈caveated29.1% | Good |
| Whitney Sand Bed Road · North Adams | Massachusetts | ranked | mixed surface | 688 m | 66 m | 9.6% | ≈caveated20.4% | Good |
| Whitten Road · Chester | Vermont | under review | gravel | 950 m | 80 m | 8.5% | 23.7% | Good |
| Whittesley Avenue · North Adams | Massachusetts | ranked | surface unverified | 221 m | 32 m | 14.4% | ≈caveated26.1% | Good |
| Wilbur Road · Lincoln | Rhode Island | ranked | paved | 2096 m | 73 m | 3.5% | 13.6% | Good |
| Wildlife Road · Hartford | Vermont | ranked | mixed surface | 3919 m | 152 m | 3.9% | 21.3% | High |
| Wildwood Drive · Sumner | Maine | under review | surface unverified | 588 m | 45 m | 7.7% | 25.9% | High |
| Wildwood Lane · Orland | Maine | under review | surface unverified | 222 m | 28 m | 12.4% | ≈caveated21.9% | Good |
| Williams Road · Holland | Massachusetts | ranked | surface unverified | 501 m | 42 m | 8.4% | 20.9% | High |
| Willis Bean Road · Eaton | New Hampshire | ranked | surface unverified | 1093 m | 80 m | 7.3% | ≈caveated20.2% | Good |
| Willis Street · Bristol | Connecticut | ranked | surface unverified | 2402 m | 219 m | 9.1% | 16.9% | High |
| Willow Drive · Carrabassett Valley | Maine | under review | surface unverified | 980 m | 113 m | 11.5% | 21.4% | High |
| Wilson Road · Corinth | Vermont | ranked | surface unverified | 1456 m | 90 m | 6.2% | ≈caveated23.2% | Good |
| Wilson Way · Readfield | Maine | under review | surface unverified | 615 m | 54 m | 8.7% | ≈caveated22.8% | Good |
| Wilton Road · Plymouth | Connecticut | under review | surface unverified | 1102 m | 75 m | 6.8% | ≈caveated20.2% | Good |
| Winch Hill Road · Roxbury | Vermont | ranked | surface unverified | 989 m | 121 m | 12.2% | ≈caveated22.2% | Good |
| Winchell Road · Granville | Massachusetts | ranked | surface unverified | 1088 m | 77 m | 7.1% | ≈caveated20.3% | Good |
| Winchester Hill Road · Williamstown | Vermont | ranked | surface unverified | 697 m | 79 m | 11.4% | ≈caveated25.6% | Good |
| Winding Way · Raymond | Maine | ranked | surface unverified | 1124 m | 102 m | 9.0% | ≈caveated21.5% | Good |
| Wing Farm Road · Rochester | Vermont | ranked | surface unverified | 2728 m | 226 m | 8.3% | ≈caveated20.7% | Good |
| Wing Hill Road · Goshen | Massachusetts | under review | gravel | 2738 m | 32 m | 1.2% | ≈caveated24.0% | Good |
| Winn High Drive · Danville | Vermont | ranked | surface unverified | 2165 m | 122 m | 5.6% | ≈caveated21.9% | Good |
| Winslow Drive · Townshend | Vermont | ranked | gravel | 711 m | 92 m | 12.9% | 21.7% | High |
| Winsor Lane · Rumney | New Hampshire | under review | gravel | 317 m | 44 m | 13.8% | 22.0% | High |
| Winsor Road · Foster | Rhode Island | ranked | paved | 3990 m | 78 m | 1.9% | ≈caveated12.3% | Good |
| Winston Road · Baldwin | Maine | ranked | surface unverified | 1483 m | 107 m | 7.2% | ≈caveated21.8% | Good |
| Winter Hill Road · Carthage | Maine | ranked | surface unverified | 665 m | 68 m | 10.3% | 23.4% | High |
| Winter Street · North Adams | Massachusetts | ranked | paved | 366 m | 37 m | 10.1% | ≈caveated24.8% | Good |
| Wolf Hill Road · Killington | Vermont | ranked | gravel | 1106 m | 138 m | 12.5% | 23.8% | High |
| Wood Duck Road · Lee | Massachusetts | under review | surface unverified | 577 m | 39 m | 6.8% | ≈caveated20.1% | Good |
| Woodard Hill Road · Waterbury | Vermont | ranked | surface unverified | 1038 m | 146 m | 14.0% | ≈caveated22.5% | Needs confirmation |
| Woodard Hill Road · Halifax | Vermont | ranked | gravel | 1446 m | 103 m | 7.1% | 21.4% | High |
| Woodbury Hill Road · Bethel | Vermont | ranked | surface unverified | 1154 m | 131 m | 11.4% | ≈caveated22.3% | Needs confirmation |
| Woodchuck Hollow Road · Washington | Vermont | ranked | surface unverified | 2627 m | 158 m | 6.0% | ≈caveated23.2% | Good |
| Wooded Way · Nobleboro | Maine | ranked | surface unverified | 435 m | 38 m | 8.8% | ≈caveated23.2% | Good |
| Woodmens Path · Becket | Massachusetts | ranked | surface unverified | 240 m | 25 m | 10.2% | ≈caveated22.7% | Good |
| Woods Road · Harrisville | New Hampshire | under review | surface unverified | 1348 m | 94 m | 7.0% | ≈caveated20.4% | Good |
| Woods Road · Hebron | Maine | under review | surface unverified | 279 m | 22 m | 8.0% | 20.2% | High |
| Worden Road · Jamaica | Vermont | ranked | gravel | 1392 m | 132 m | 9.4% | 28.7% | Needs confirmation |
| Wright Road · Canton | Connecticut | under review | surface unverified | 3013 m | 133 m | 4.4% | ≈caveated23.8% | Good |
| Wyman Hill Road · Andover | Maine | under review | surface unverified | 730 m | 86 m | 11.7% | 33.1% | Needs confirmation |
| Wyman Hill Road · Grafton | Vermont | ranked | gravel | 1171 m | 91 m | 7.7% | 25.2% | High |
| Wyman Road · Winslow | Maine | under review | surface unverified | 1966 m | 43 m | 2.2% | ≈caveated21.9% | Good |
| Wymans Falls Road · Chester | Vermont | ranked | gravel | 931 m | 71 m | 7.7% | 20.6% | Good |
| Yochers Lane · Derby | Connecticut | ranked | surface unverified | 321 m | 34 m | 10.7% | ≈caveated22.3% | Good |
| Yorktown Road · Albion | Maine | ranked | gravel | 1330 m | 59 m | 4.5% | 20.9% | High |
| Yote Lane · Rumford | Maine | under review | surface unverified | 848 m | 78 m | 9.2% | 29.7% | High |
| Youlin Road · Rupert | Vermont | ranked | gravel | 1010 m | 108 m | 10.7% | 20.2% | High |
Road status under review
Measured like everything else, but these roads are absent from (or barely touched by) their state's own public-road inventory — in New England that usually means a forest or camp lane, a private drive, or a map phantom. Three of the first three we hand-checked failed exactly that way, so the whole class sits out of the rankings until verified — each one returns as evidence clears it. Pages stay live and honest.
| Climb | State | Length | Overall | Max 25 m | Surface | Notes |
|---|---|---|---|---|---|---|
| Discovered lane (43.9988, -70.3213) | Maine | 0.4 km | 10.3% | 44.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Bahre Road | Maine | 0.4 km | 9.9% | 44.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Kennedy Lane | Maine | 0.2 km | 23.0% | 42.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| New Woods Road | Maine | 2.7 km | 10.5% | 42.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.7316, -71.2619) | New Hampshire | 2.2 km | 10.2% | 41.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.3940, -70.6003) | Maine | 0.6 km | 13.5% | 40.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.7025, -72.4166) | Massachusetts | 0.6 km | 7.2% | 39.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Back Pond Road | New Hampshire | 3.2 km | 5.9% | 39.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Ash Road | Maine | 1.1 km | 14.0% | 39.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.3312, -70.3706) | Maine | 0.4 km | 23.2% | 37.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.5729, -72.6837) | Vermont | 0.4 km | 8.4% | 37.8% | not in the state road inventory — forest/camp lane or private drive likely | |
| Black Mountain Tower Road | Maine | 2.7 km | 13.5% | 37.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (42.5739, -72.7956) | Massachusetts | 0.1 km | 24.6% | 37.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Poland Lane | Maine | 0.7 km | 15.3% | 37.1% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Hodge Hill Drive | Maine | 0.8 km | 3.8% | 37.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cushman Road | Maine | 5.9 km | 5.3% | 36.4%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.4361, -70.5953) | Maine | 1.0 km | 5.6% | 36.2% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (43.2535, -72.1213) | New Hampshire | 0.1 km | 15.8% | 36.0% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.3535, -69.0066) | Maine | 0.3 km | 24.2% | 35.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Loorman Lane | Connecticut | 0.1 km | 20.2% | 35.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Coon Mountain Lane | Maine | 0.3 km | 17.9% | 34.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Camp Mudjekeewis Road | Maine | 0.4 km | 12.6% | 34.8% | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Fire Tower Road | Maine | 2.2 km | 7.7% | 34.7%≈caveated | mixed surface | 94% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Elm Mountain Road | Maine | 1.1 km | 9.9% | 34.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Olde Cheney Road | Vermont | 0.9 km | 4.7% | 34.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| Turkey Hollow Farm Road | Vermont | 0.4 km | 11.2% | 34.1% | gravel | unpaved throughout, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (44.1868, -70.5841) | Maine | 0.2 km | 13.1% | 34.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Starks Mountain Road | Maine | 1.0 km | 12.7% | 33.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Clark Drive | Maine | 0.8 km | 3.9% | 33.9% | mixed surface | 80% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.7654, -73.1765) | Vermont | 0.7 km | 7.0% | 33.8% | gravel | unpaved throughout, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (44.0562, -73.2588) | Vermont | 0.3 km | 15.9% | 33.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cupsuptic Tote Road | Maine | 3.2 km | 1.9% | 33.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Sentry Hill Lane | Connecticut | 0.3 km | 12.8% | 33.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wyman Hill Road | Maine | 0.7 km | 11.7% | 33.1% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Streaked Mountian Road | Maine | 2.8 km | 4.4% | 32.7% | mixed surface | 11% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.5979, -72.7116) | Massachusetts | 0.7 km | 15.9% | 32.7%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (42.1815, -73.3068) | Massachusetts | 0.7 km | 8.8% | 32.7%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Gouin Road | Maine | 0.4 km | 9.6% | 32.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Gallup Road | Vermont | 1.1 km | 8.9% | 32.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| Griffin Lane | New Hampshire | 0.7 km | 17.4% | 32.5%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.7903, -72.5272) | Vermont | 0.3 km | 9.9% | 32.4% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Sewall Day Road | Maine | 1.6 km | 7.2% | 32.3% | mixed surface | 61% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Lambert Road | Connecticut | 3.3 km | 5.8% | 32.0% | gravel | unpaved throughout, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Deerfield Road | Maine | 1.2 km | 4.7% | 32.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Fuller Hill Road | Vermont | 2.0 km | 5.4% | 31.9%≈caveated | gravel | unpaved throughout, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (44.2727, -70.6330) | Maine | 0.2 km | 14.8% | 31.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.8960, -70.9330) | Maine | 0.4 km | 20.0% | 31.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.7272, -71.2360) | New Hampshire | 0.3 km | 9.6% | 31.5%≈caveated | mixed surface | 71% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.6966, -72.9683) | Vermont | 0.3 km | 6.9% | 31.5% | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (47.0452, -68.6200) | Maine | 1.1 km | 6.9% | 31.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cedar Wood Drive | Vermont | 0.9 km | 10.7% | 31.4%≈caveated | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (47.0534, -68.6068) | Maine | 1.3 km | 4.0% | 31.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Saw Mill Road | Maine | 0.3 km | 9.5% | 31.3% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Pleasant View Drive | New Hampshire | 0.3 km | 11.3% | 31.2%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (43.1460, -73.1051) | Vermont | 2.3 km | 8.7% | 31.2% | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (45.2273, -70.0035) | Maine | 4.7 km | 4.9% | 31.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Conifer Drive | Maine | 0.4 km | 7.7% | 31.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Merricon Road | New Hampshire | 1.1 km | 4.9% | 31.0%≈caveated | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Old Soldier Pond Road | Maine | 1.6 km | 5.2% | 30.9% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.1091, -72.2917) | Vermont | 0.4 km | 19.4% | 30.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.4153, -70.5115) | Maine | 0.2 km | 13.7% | 30.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hines Road | Vermont | 0.7 km | 12.8% | 30.6%≈caveated | gravel | unpaved throughout, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (45.2125, -70.0602) | Maine | 1.5 km | 6.1% | 30.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Herrick Mountain Road | Vermont | 3.2 km | 12.9% | 30.5% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Towering Heights | Maine | 1.2 km | 8.2% | 30.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Stearns Hill Road | Vermont | 1.0 km | 2.5% | 30.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Pinewood Road | Maine | 0.3 km | 10.1% | 30.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mathews Road | Maine | 1.3 km | 11.2% | 30.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Littlefield Road | Maine | 1.3 km | 6.1% | 30.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Valerie Run | Massachusetts | 1.0 km | 5.2% | 30.0%≈caveated | paved | the laser survey shows no road bed at the steepest section — held pending verification |
| Scotts Place Lane | Maine | 0.3 km | 8.8% | 30.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.2678, -70.3775) | Maine | 0.4 km | 10.9% | 29.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rainbow Lane | Maine | 1.2 km | 6.0% | 29.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Steele Brook Road | Massachusetts | 0.3 km | 15.8% | 29.8% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Vanishing Lane | Maine | 1.7 km | 2.1% | 29.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Yote Lane | Maine | 0.8 km | 9.2% | 29.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (47.1039, -68.6071) | Maine | 2.3 km | 6.1% | 29.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Curtis Road | Maine | 0.7 km | 10.5% | 29.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.1516, -72.3566) | Vermont | 0.3 km | 12.0% | 29.4%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Rinaldi Road | Maine | 2.0 km | 7.4% | 29.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ramsdell Road | Maine | 0.6 km | 8.1% | 29.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.2545, -72.5197) | Vermont | 1.5 km | 5.0% | 29.3%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (44.3797, -70.8390) | Maine | 2.1 km | 6.1% | 29.2% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Prospect Ridge Road | New Hampshire | 0.8 km | 6.3% | 29.2%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| West Cove Road | Maine | 0.7 km | 5.5% | 29.2% | surface unverified | surface unrecorded, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (43.3782, -72.5914) | Vermont | 0.7 km | 17.9% | 29.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Guild Drive | Maine | 0.3 km | 9.5% | 29.1%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Whitney Road | New Hampshire | 0.3 km | 15.0% | 29.1%≈caveated | mixed surface | 88% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Dutton Pond Road | Maine | 3.2 km | 3.4% | 28.8% | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (44.5315, -71.4896) | New Hampshire | 1.2 km | 10.1% | 28.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.7124, -73.1336) | Vermont | 0.5 km | 8.3% | 28.7% | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Hamilton Drive | Connecticut | 0.6 km | 8.1% | 28.7%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (43.8134, -71.2780) | New Hampshire | 2.8 km | 10.9% | 28.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Chase Pond Road | Maine | 2.8 km | 3.9% | 28.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.8579, -71.3221) | New Hampshire | 0.4 km | 7.6% | 28.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Titcomb Road | Maine | 0.8 km | 2.9% | 28.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Frost Mtn Road | Maine | 0.8 km | 8.4% | 28.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.1726, -72.8388) | Massachusetts | 1.7 km | 13.1% | 28.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| Libby Lane | Maine | 0.1 km | 19.2% | 28.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Cradle Cove Lane | Maine | 0.6 km | 5.2% | 28.3%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Pleasany Mountian Road KPH | Maine | 4.5 km | 9.0% | 28.3%≈caveated | gravel | unpaved throughout, the laser survey shows no road bed at the steepest section — held pending verification |
| Bull Branch Road | Maine | 1.0 km | 4.0% | 28.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5130, -73.1139) | Massachusetts | 0.6 km | 13.0% | 28.2% | not in the state road inventory — forest/camp lane or private drive likely | |
| Wekeela Road | Maine | 1.0 km | 6.1% | 28.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rocky Road | Maine | 2.3 km | 2.2% | 28.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Service Road | Maine | 1.0 km | 6.6% | 28.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Lanning Lane | Maine | 0.4 km | 9.2% | 28.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Kings Court Way | Maine | 0.4 km | 10.6% | 28.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Treulyfine Way | Maine | 0.7 km | 10.9% | 27.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.1677, -69.0778) | Maine | 0.4 km | 12.0% | 27.9%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Paine Road | Maine | 3.3 km | 4.2% | 27.8% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.6458, -70.6036) | Maine | 6.3 km | 2.7% | 27.8% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Atwood Lane | Vermont | 0.5 km | 11.8% | 27.8% | gravel | unpaved throughout, steepest section on an unimproved stretch, the laser survey shows no road bed at the steepest section — held pending verification |
| Pit Road | Maine | 0.5 km | 8.5% | 27.7%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Road Number 24 | Maine | 0.2 km | 17.1% | 27.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rattlesnake Mountain Road | Maine | 0.8 km | 11.1% | 27.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Horn Beam Ridge Road | Maine | 0.4 km | 8.1% | 27.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Patterson Bridge Road | Maine | 2.2 km | 4.1% | 27.5%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Green Acres Road | Maine | 2.8 km | 5.3% | 27.5% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Thompson Hill Road | Maine | 0.8 km | 9.8% | 27.4% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (43.8930, -70.3032) | Maine | 0.3 km | 8.1% | 27.4%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Greene Road | Vermont | 1.1 km | 6.6% | 27.4% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Frederick Drive | Connecticut | 0.2 km | 12.2% | 27.3%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.4165, -70.6759) | Maine | 0.2 km | 13.4% | 27.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (47.0610, -68.6104) | Maine | 1.2 km | 10.5% | 27.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Indian Valley Lane | Connecticut | 0.2 km | 13.0% | 27.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Picnic Hill Road | Maine | 1.0 km | 12.4% | 27.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Jobey Hill Road | Maine | 0.5 km | 9.2% | 26.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| County Road | Vermont | 10.2 km | 1.5% | 26.9% | not in the state road inventory — forest/camp lane or private drive likely | |
| Fr14 Road | Maine | 0.1 km | 18.9% | 26.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.9693, -69.6381) | Maine | 0.7 km | 7.8% | 26.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.9498, -69.8024) | Maine | 0.9 km | 4.8% | 26.8%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Beach Drive | Connecticut | 0.2 km | 12.8% | 26.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Kirkwold Camp Road | Maine | 0.7 km | 9.8% | 26.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Old Stage Road | Vermont | 0.5 km | 7.4% | 26.7%≈caveated | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Ledgeview Heights | Maine | 0.8 km | 6.0% | 26.7%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| The Oaks Lane | Maine | 0.1 km | 18.8% | 26.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (46.9621, -68.5670) | Maine | 0.2 km | 14.8% | 26.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Blackberry Lane | Maine | 1.0 km | 5.0% | 26.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cotter Avenue | Vermont | 0.3 km | 8.8% | 26.6% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Dailey Road | Maine | 0.3 km | 8.2% | 26.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| Steele Brook Road | Massachusetts | 1.9 km | 11.5% | 26.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Blueberry Field Road | Maine | 1.1 km | 3.8% | 26.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.1788, -72.4465) | Vermont | 0.8 km | 9.7% | 26.5%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Lucas Drive | Maine | 2.0 km | 2.7% | 26.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ferguson Lane | New Hampshire | 1.0 km | 3.2% | 26.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| Reed Road | Maine | 1.4 km | 3.3% | 26.4% | surface unverified | surface unrecorded, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Julia Lane | Maine | 0.8 km | 17.8% | 26.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.4894, -71.2154) | New Hampshire | 0.7 km | 10.8% | 26.3% | mixed surface | 92% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.8410, -71.5024) | New Hampshire | 2.6 km | 7.3% | 26.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Number Six Road | Maine | 3.4 km | 2.3% | 26.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (43.8062, -69.7545) | Maine | 0.3 km | 14.1% | 26.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.9425, -71.4543) | New Hampshire | 0.2 km | 12.3% | 26.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mosquito Pond Road | Maine | 1.5 km | 6.7% | 26.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Little Sheepscot Road | Maine | 1.2 km | 3.1% | 26.2%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Range Road | Maine | 2.2 km | 5.4% | 26.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.0105, -71.4127) | New Hampshire | 0.6 km | 13.1% | 26.1%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Ira Mountain Road | Maine | 4.2 km | 8.7% | 26.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Faraway Road | Maine | 0.2 km | 12.5% | 26.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ohuivo Camp Road | Maine | 2.2 km | 6.3% | 26.1% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Hawk Lane | Maine | 4.0 km | 6.0% | 26.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Nelson Drive | Connecticut | 1.6 km | 7.4% | 26.0%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.4006, -71.6219) | New Hampshire | 0.2 km | 19.1% | 26.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.1342, -69.1306) | Maine | 0.2 km | 16.2% | 26.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Billings-Welch Road | Maine | 0.6 km | 6.8% | 26.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| South Side Lane | Maine | 0.4 km | 5.7% | 26.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wildwood Drive | Maine | 0.6 km | 7.7% | 25.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Robin Drive | Connecticut | 0.9 km | 7.8% | 25.9%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Gammon Hill Road | Maine | 1.4 km | 10.3% | 25.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Placid Street | Connecticut | 0.2 km | 10.7% | 25.8% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Farmer Road | Maine | 0.7 km | 8.0% | 25.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.1103, -72.2484) | Massachusetts | 0.5 km | 14.7% | 25.8% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.4212, -69.9684) | Maine | 0.5 km | 10.4% | 25.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Andrews Drive | Maine | 0.2 km | 12.5% | 25.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5964, -72.6402) | Massachusetts | 1.2 km | 4.9% | 25.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Fernwood Drive | Vermont | 0.4 km | 7.9% | 25.6%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Tug Mountain Road | New Hampshire | 0.4 km | 15.5% | 25.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.4672, -70.2412) | Maine | 0.2 km | 14.2% | 25.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Down Road | Maine | 1.0 km | 9.1% | 25.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hidden Valley Lane | Maine | 0.9 km | 4.1% | 25.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Moler Mountain Road | Connecticut | 0.2 km | 17.5% | 25.4% | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Black Rock Way | New Hampshire | 0.5 km | 12.4% | 25.4%≈caveated | mixed surface | 91% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Thistle Lane | Maine | 2.2 km | 7.3% | 25.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Kendall Road | Maine | 0.4 km | 9.2% | 25.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Summit Drive | Maine | 0.3 km | 11.0% | 25.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wawenoc Drive | Maine | 1.0 km | 4.2% | 25.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Burbank Hill Extension | Maine | 2.8 km | 6.8% | 25.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.1621, -72.1887) | New Hampshire | 0.6 km | 7.9% | 25.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Dayton Hill Road | Vermont | 1.5 km | 6.6% | 25.2% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| S Road | Maine | 0.3 km | 14.4% | 25.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| East Mtn Road | Vermont | 1.3 km | 4.8% | 25.1%≈caveated | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (43.7014, -72.9505) | Vermont | 0.2 km | 12.4% | 25.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Sugarloaf Mountain Road | Massachusetts | 1.3 km | 10.2% | 25.1%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Alpine Way | Maine | 1.1 km | 6.5% | 25.0%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.6287, -71.3756) | New Hampshire | 0.7 km | 10.3% | 25.0% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.6157, -69.0090) | Maine | 0.2 km | 10.6% | 25.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.4496, -70.4048) | Maine | 0.2 km | 15.1% | 25.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.5383, -70.9403) | Maine | 2.0 km | 6.3% | 24.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.7803, -71.5079) | New Hampshire | 5.2 km | 5.8% | 24.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.6954, -73.2592) | Vermont | 0.2 km | 12.1% | 24.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| School House Lane | Maine | 0.2 km | 10.2% | 24.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.6109, -71.4224) | New Hampshire | 0.2 km | 12.6% | 24.9%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| South Hill Road | Vermont | 1.0 km | 9.2% | 24.9% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.8513, -71.5250) | New Hampshire | 0.8 km | 9.6% | 24.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mowrey Road | Vermont | 1.1 km | 4.5% | 24.8% | mixed surface | 94% unpaved, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Loon Hollow Lane | Maine | 0.3 km | 10.5% | 24.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Christine Lake Road | New Hampshire | 0.5 km | 11.6% | 24.7%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Lazarus Lane | Maine | 0.6 km | 11.1% | 24.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Fire Lane 531 | Maine | 0.4 km | 9.4% | 24.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Mountain View Lane | Maine | 0.6 km | 13.2% | 24.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Fire Lane 145 | Maine | 0.2 km | 17.5% | 24.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Edgemark Acres | Connecticut | 0.8 km | 8.9% | 24.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Butternut Hill Road | Vermont | 1.2 km | 6.9% | 24.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ardes Lane | New Hampshire | 0.4 km | 5.7% | 24.6% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Mason Road | Maine | 1.3 km | 5.0% | 24.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Daffodil Lane | New Hampshire | 0.8 km | 8.0% | 24.6%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.2417, -72.6480) | Massachusetts | 1.6 km | 14.2% | 24.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.5291, -70.3784) | Maine | 0.3 km | 11.2% | 24.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Peaked Mountain Road | Maine | 2.7 km | 7.7% | 24.5%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Tc North | Maine | 0.6 km | 7.5% | 24.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.5930, -71.4188) | New Hampshire | 1.1 km | 8.2% | 24.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Bald Mountain Road | New Hampshire | 0.7 km | 10.8% | 24.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| Greene Road | Maine | 0.3 km | 15.0% | 24.5% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Phyllis Lane | New Hampshire | 0.3 km | 13.1% | 24.4%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Conservation School Road | Maine | 0.5 km | 4.7% | 24.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Bear Way | Maine | 0.6 km | 4.9% | 24.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Quarry Road | Maine | 0.7 km | 2.8% | 24.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Curtis Hill Road | Maine | 5.4 km | 3.1% | 24.4% | mixed surface | 21% unpaved, steepest section on an unimproved stretch, held from rankings pending verification |
| White Road | Vermont | 0.9 km | 14.9% | 24.4% | not in the state road inventory — forest/camp lane or private drive likely | |
| Kuhne Road | Connecticut | 1.6 km | 5.1% | 24.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hillside Street | Maine | 0.7 km | 9.7% | 24.3% | paved | steepest section not in the state road inventory, held from rankings pending verification |
| Tucker Brook Road | Maine | 3.5 km | 5.0% | 24.3% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Sunset Shores Road | Maine | 0.8 km | 5.7% | 24.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.6102, -71.8562) | New Hampshire | 0.4 km | 11.2% | 24.2%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Cold Springs Road | Vermont | 2.1 km | 3.8% | 24.2% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Road Less Traveled Road | Maine | 0.7 km | 10.9% | 24.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ordway Road | Vermont | 0.7 km | 10.1% | 24.2%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Granite Street | Maine | 0.7 km | 3.4% | 24.2%≈caveated | paved | steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.5767, -68.6828) | Maine | 0.6 km | 12.5% | 24.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| River Bend Lane | Maine | 0.6 km | 6.5% | 24.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Brown Road | Vermont | 0.4 km | 8.4% | 24.1% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Heller Road | Vermont | 0.5 km | 4.7% | 24.1% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Stratton Hill Road | Vermont | 2.7 km | 8.7% | 24.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Poplar Drive | Maine | 0.2 km | 11.5% | 24.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rifuma Way | Maine | 0.4 km | 6.3% | 24.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ina Butler Road | Vermont | 0.7 km | 7.7% | 24.0% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Hobbs Road | Maine | 2.0 km | 3.5% | 24.0%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| South Road | Maine | 4.3 km | 2.1% | 24.0%≈caveated | mixed surface | 85% unpaved, steepest section on an unimproved stretch, held from rankings pending verification |
| Discovered lane (42.9559, -72.1286) | New Hampshire | 0.2 km | 11.8% | 24.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wing Hill Road | Massachusetts | 2.7 km | 1.2% | 24.0%≈caveated | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Power Company Dam Road | Maine | 3.8 km | 5.7% | 24.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mountain View Lane | Maine | 0.8 km | 8.6% | 23.9% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| French Hill Road | Maine | 2.7 km | 3.7% | 23.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Day Pond Road | Maine | 8.8 km | 3.5% | 23.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cell Tower Road Trail | New Hampshire | 0.9 km | 11.4% | 23.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Burdock Lane | Vermont | 0.6 km | 3.9% | 23.8% | not in the state road inventory — forest/camp lane or private drive likely | |
| Pinewood Shores | Connecticut | 0.4 km | 11.6% | 23.8%≈caveated | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.1917, -70.5353) | Maine | 2.3 km | 5.5% | 23.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wright Road | Connecticut | 3.0 km | 4.4% | 23.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Tower Mountain Road | Massachusetts | 2.3 km | 12.8% | 23.8% | not in the state road inventory — forest/camp lane or private drive likely | |
| Draper Lane | Maine | 0.4 km | 8.9% | 23.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Howe Farm Road | Vermont | 1.6 km | 11.8% | 23.8% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.6271, -72.5629) | Massachusetts | 1.0 km | 5.7% | 23.8% | not in the state road inventory — forest/camp lane or private drive likely | |
| Shadowland Road | Connecticut | 0.8 km | 6.6% | 23.7% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Trailside Way | Maine | 0.5 km | 10.9% | 23.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rolerson Avenue | Maine | 0.7 km | 10.1% | 23.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Saunders Hill Road | New Hampshire | 0.8 km | 13.6% | 23.7% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Whitten Road | Vermont | 0.9 km | 8.5% | 23.7% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Hooper Road | Maine | 0.8 km | 4.2% | 23.7%≈caveated | mixed surface | 20% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Inglenook Road | Connecticut | 0.6 km | 11.4% | 23.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Inglenook Road B | Connecticut | 0.4 km | 11.0% | 23.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.5450, -70.6993) | Maine | 1.1 km | 8.3% | 23.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Snug Harbor Drive | Connecticut | 0.6 km | 6.4% | 23.6%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.6025, -71.8753) | Vermont | 0.4 km | 10.4% | 23.5%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Maple Street | Maine | 2.0 km | 6.7% | 23.5% | mixed surface | 14% unpaved, steepest section on an unimproved stretch, held from rankings pending verification |
| Hine Road | Connecticut | 1.7 km | 6.2% | 23.5% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Braley Hill Road | New Hampshire | 1.0 km | 11.8% | 23.5%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Northwood Lane | Maine | 0.7 km | 9.2% | 23.5%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Keyes Pond Road | Maine | 0.6 km | 8.6% | 23.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Kamp Lane | Maine | 0.4 km | 11.4% | 23.5%≈caveated | mixed surface | 94% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Torrey Mountain Road | Massachusetts | 2.5 km | 11.5% | 23.5%≈caveated | mixed surface | 91% unpaved, steepest 25 m is on an unpaved stretch, the laser survey shows no road bed at the steepest section — held pending verification |
| Fl 146 | Maine | 0.1 km | 15.5% | 23.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.3055, -71.9881) | New Hampshire | 0.5 km | 5.0% | 23.4%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (43.9964, -70.2778) | Maine | 0.2 km | 12.5% | 23.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rock Road | Connecticut | 0.1 km | 17.9% | 23.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cupsuptic Tote Road | Maine | 2.6 km | 8.8% | 23.4%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| George Road | Vermont | 1.0 km | 7.8% | 23.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Timbercliffe Drive | Maine | 1.6 km | 6.7% | 23.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5917, -73.3191) | Massachusetts | 0.3 km | 13.9% | 23.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Heritage Way | Maine | 0.5 km | 5.2% | 23.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.6468, -71.5230) | New Hampshire | 0.5 km | 9.9% | 23.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Fire Road 18 | Maine | 0.3 km | 10.6% | 23.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Leanna Road | Maine | 0.7 km | 4.9% | 23.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Chase Road | Massachusetts | 0.3 km | 7.4% | 23.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Upper Dedham Road | Maine | 3.9 km | 2.1% | 23.3%≈caveated | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Fullington Road | Maine | 0.5 km | 9.2% | 23.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (42.5939, -73.3175) | Massachusetts | 1.1 km | 6.3% | 23.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Fox Hill Road | Massachusetts | 1.6 km | 8.1% | 23.2% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Kendig Street | Massachusetts | 0.2 km | 16.0% | 23.2% | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Green Heights Drive | Vermont | 0.3 km | 8.2% | 23.2% | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Medomak Reserve Road | Maine | 0.7 km | 4.9% | 23.2% | mixed surface | 94% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Clifford Lane | Massachusetts | 0.3 km | 10.0% | 23.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Tinkham Hill Road | Vermont | 0.7 km | 7.9% | 23.1% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Long Wharf Road | Maine | 0.8 km | 4.8% | 23.1%≈caveated | gravel | unpaved throughout, the laser survey shows no road bed at the steepest section — held pending verification |
| Sanders Point Road | Maine | 2.6 km | 2.9% | 23.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Oriole Drive | Connecticut | 0.1 km | 16.4% | 23.1%≈caveated | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Faunce Lane | Maine | 0.7 km | 4.8% | 23.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Petty Road | Vermont | 0.9 km | 13.8% | 23.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Gowing Road | Vermont | 0.6 km | 14.1% | 23.1% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Cady Hill Road | Vermont | 2.6 km | 7.3% | 23.1% | mixed surface | 84% unpaved, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Brett Hill Road | Maine | 3.2 km | 4.9% | 23.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Corse Street | Vermont | 0.5 km | 13.2% | 23.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| North Park Avenue Extension | Connecticut | 0.6 km | 9.6% | 23.1%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Clark Wright Road | Massachusetts | 3.3 km | 5.0% | 23.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (43.5933, -71.5222) | New Hampshire | 0.4 km | 8.2% | 23.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Andrews Lane | Maine | 0.2 km | 13.0% | 23.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Daye Road | Maine | 0.3 km | 9.9% | 23.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Old Stage Road | New Hampshire | 2.5 km | 5.9% | 23.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (42.6985, -72.6908) | Massachusetts | 0.3 km | 11.9% | 23.0% | not in the state road inventory — forest/camp lane or private drive likely | |
| Andrews Road | Connecticut | 0.7 km | 6.4% | 23.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.3264, -69.1288) | Maine | 0.4 km | 10.9% | 23.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| High Head Drive | Maine | 1.2 km | 1.7% | 23.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.1743, -70.7737) | Maine | 1.7 km | 3.2% | 23.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ralph Richardson Road | Maine | 1.5 km | 2.0% | 22.9% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Priest Lane | Maine | 0.9 km | 3.4% | 22.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Moody Brook Road | Maine | 0.3 km | 10.5% | 22.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Iras Pinnacle Road | Vermont | 0.1 km | 17.4% | 22.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.9005, -70.5554) | Maine | 2.0 km | 4.6% | 22.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.8249, -71.2549) | New Hampshire | 0.3 km | 8.3% | 22.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wilson Way | Maine | 0.6 km | 8.7% | 22.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Pequot Path | Connecticut | 0.1 km | 16.5% | 22.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| South Ridge Drive | Maine | 0.5 km | 9.5% | 22.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.5338, -70.3369) | Maine | 5.3 km | 5.8% | 22.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.4473, -71.1564) | New Hampshire | 1.1 km | 10.3% | 22.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Walker Cemetery Road | Vermont | 0.8 km | 6.0% | 22.8% | mixed surface | 73% unpaved, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Dow Brook Road | Maine | 2.6 km | 3.2% | 22.8%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.3871, -70.5621) | Maine | 0.8 km | 9.0% | 22.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.9580, -69.7959) | Maine | 0.4 km | 8.9% | 22.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.1956, -69.9064) | Maine | 1.7 km | 4.7% | 22.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Birch Avenue | Maine | 0.5 km | 7.1% | 22.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Nash Road | Maine | 5.1 km | 1.7% | 22.8%≈caveated | mixed surface | 9% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Pepper Ridge Road | Maine | 0.7 km | 12.1% | 22.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.4533, -71.4677) | New Hampshire | 1.2 km | 13.3% | 22.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hooter Lane | New Hampshire | 0.5 km | 10.3% | 22.7% | mixed surface | 93% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Ramsay Road | Maine | 1.0 km | 9.4% | 22.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (42.0774, -73.2730) | Massachusetts | 1.4 km | 8.3% | 22.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Hilton Street | Rhode Island | 1.1 km | 5.0% | 22.7%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Bear Claw Road | Maine | 0.4 km | 13.5% | 22.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5332, -73.2899) | Massachusetts | 2.2 km | 6.6% | 22.7%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Peacock Hill Road | New Hampshire | 1.7 km | 5.8% | 22.7%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Change Hat Road | Maine | 0.3 km | 17.0% | 22.7%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Giles Road | Maine | 0.5 km | 8.5% | 22.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Webber Road | Maine | 1.5 km | 8.8% | 22.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Pine Brook Road | Maine | 0.9 km | 7.2% | 22.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Thunder Hill Lane | Connecticut | 0.5 km | 9.7% | 22.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Crooker Road | Maine | 0.6 km | 3.7% | 22.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Old Strong Road | Maine | 2.6 km | 4.7% | 22.6% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Ridgeway Road | Connecticut | 0.2 km | 13.5% | 22.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Drum Heller Road | Vermont | 0.2 km | 14.0% | 22.6% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Farrington Road | Vermont | 1.5 km | 8.8% | 22.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| South Whitman School Road | Maine | 3.1 km | 4.5% | 22.6% | mixed surface | 72% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Jenkins Road | Maine | 5.0 km | 2.4% | 22.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Andrews Lane | Maine | 0.9 km | 6.6% | 22.6% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Rocky Cove Lane | Connecticut | 0.6 km | 4.4% | 22.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Sumner Road | Connecticut | 0.5 km | 10.4% | 22.5% | mixed surface | 81% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Old Gulf Road South | Vermont | 0.7 km | 10.1% | 22.5% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| West Palmer Road | Maine | 0.5 km | 6.1% | 22.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.9027, -70.3125) | Maine | 0.4 km | 8.0% | 22.4%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Dark Entry Road | Connecticut | 0.9 km | 12.5% | 22.4% | not in the state road inventory — forest/camp lane or private drive likely | |
| Peck Lane | Connecticut | 1.5 km | 6.7% | 22.4% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.4519, -68.0625) | Maine | 0.7 km | 7.8% | 22.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.4228, -69.8139) | Maine | 0.3 km | 11.4% | 22.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Delia Drive | New Hampshire | 1.1 km | 7.2% | 22.4%≈caveated | mixed surface | 18% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Heartwood Road | Massachusetts | 0.6 km | 10.4% | 22.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Indian Mountain Road | Connecticut | 1.9 km | 4.2% | 22.4% | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Falls Brook Road | Vermont | 1.2 km | 8.0% | 22.3% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (42.1637, -72.8451) | Massachusetts | 1.6 km | 8.7% | 22.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Lombard Hill | Vermont | 1.1 km | 9.0% | 22.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Spring Road | Maine | 1.2 km | 8.0% | 22.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Evans Road | Vermont | 0.4 km | 12.6% | 22.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Griffin Mountain Road | Maine | 0.9 km | 13.9% | 22.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.3874, -70.6100) | Maine | 0.3 km | 11.9% | 22.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Porterfield Road | New Hampshire | 0.6 km | 8.7% | 22.3%≈caveated | mixed surface | 50% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.7294, -71.7764) | New Hampshire | 0.2 km | 15.4% | 22.3% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Sunset Road | Maine | 1.1 km | 8.4% | 22.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5324, -72.8172) | Massachusetts | 1.1 km | 12.8% | 22.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Spring Hill | Connecticut | 0.4 km | 10.2% | 22.3%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Ford Hill Road | Connecticut | 2.4 km | 7.0% | 22.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Moore Road | Maine | 1.1 km | 5.7% | 22.2%≈caveated | mixed surface | 89% unpaved, steepest 25 m is on an unpaved stretch, held from rankings pending verification |
| Discovered lane (43.9297, -70.9593) | Maine | 0.3 km | 10.6% | 22.2%≈caveated | mixed surface | 93% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.1207, -69.9226) | Maine | 1.2 km | 7.6% | 22.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Quaddick Mountain Road | Connecticut | 1.2 km | 2.8% | 22.2% | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| High Country Road | Maine | 1.7 km | 7.7% | 22.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (47.1415, -68.4595) | Maine | 1.0 km | 5.1% | 22.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Heidi Burk Road | Maine | 0.4 km | 9.1% | 22.2% | mixed surface | 94% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Lincoln Street | Massachusetts | 0.7 km | 12.2% | 22.2%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Delford Road | Connecticut | 0.6 km | 10.5% | 22.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.7165, -72.9519) | Vermont | 0.3 km | 13.1% | 22.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Leah Lane | Maine | 4.4 km | 5.2% | 22.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mill Pond Road | Connecticut | 2.2 km | 6.0% | 22.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Stevens Drive | New Hampshire | 0.1 km | 14.7% | 22.2% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Tetu Road | New Hampshire | 2.1 km | 7.3% | 22.2%≈caveated | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (44.5772, -68.6831) | Maine | 0.6 km | 10.4% | 22.1% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Joe Manning Road | Vermont | 1.0 km | 8.0% | 22.1% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Paine Road | Maine | 0.6 km | 6.6% | 22.1%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (43.4856, -72.5553) | Vermont | 1.2 km | 12.9% | 22.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (47.2575, -68.2914) | Maine | 0.3 km | 15.4% | 22.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Perkins Valley Road | Maine | 5.6 km | 4.8% | 22.1%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Howes Loop | Vermont | 0.8 km | 9.0% | 22.0% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Winsor Lane | New Hampshire | 0.3 km | 13.8% | 22.0% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Misty Mountain Lane | Maine | 0.6 km | 6.0% | 22.0% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Neillehaven Drive | Maine | 0.3 km | 11.8% | 22.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| South Goddard Road | Vermont | 0.9 km | 6.2% | 22.0% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (42.0505, -71.9696) | Massachusetts | 0.5 km | 8.6% | 22.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Sweet Carroll Lane | Maine | 2.8 km | 6.4% | 22.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Millard Road | Massachusetts | 1.3 km | 4.4% | 22.0% | gravel | unpaved throughout, steepest section not in the state road inventory, the laser survey shows no road bed at the steepest section — held pending verification |
| Marr Lane | Maine | 0.9 km | 4.6% | 22.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hardy Road | Maine | 1.1 km | 5.5% | 22.0% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Peboniwi Lodge | Maine | 0.2 km | 14.7% | 22.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wyman Road | Maine | 2.0 km | 2.2% | 21.9%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Red Barns Road | Connecticut | 0.5 km | 5.3% | 21.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Owl Trail | Maine | 0.8 km | 4.1% | 21.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Drumlin Road | Vermont | 1.6 km | 4.6% | 21.9% | surface unverified | surface unrecorded, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Lee Road | Maine | 2.2 km | 5.9% | 21.9% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| North Hampshire Ridge Road | New Hampshire | 0.6 km | 10.8% | 21.9% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Loop Road | Maine | 0.6 km | 6.5% | 21.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Southdown Drive | Connecticut | 0.6 km | 7.6% | 21.9%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Wildwood Lane | Maine | 0.2 km | 12.4% | 21.9%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Starview Avenue | Connecticut | 0.4 km | 11.5% | 21.9% | not in the state road inventory — forest/camp lane or private drive likely | |
| Raspberry Road | Maine | 0.6 km | 3.5% | 21.9%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Staples Road | Maine | 0.5 km | 11.6% | 21.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5174, -73.2194) | Massachusetts | 1.5 km | 7.3% | 21.8%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Hedgehog Way | Maine | 0.5 km | 7.6% | 21.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.9784, -71.5399) | New Hampshire | 0.6 km | 9.6% | 21.8%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Discovered lane (42.0463, -73.2329) | Massachusetts | 0.4 km | 10.2% | 21.8% | not in the state road inventory — forest/camp lane or private drive likely | |
| Barred Owl Lane | Maine | 0.7 km | 3.7% | 21.8%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Raven Drive | Maine | 0.3 km | 12.8% | 21.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rosser Drive | Maine | 1.3 km | 3.6% | 21.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Bubier Road | Maine | 1.3 km | 3.7% | 21.8% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.6408, -70.6994) | Maine | 0.5 km | 6.3% | 21.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Jillson Camp Road | Maine | 1.0 km | 6.2% | 21.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hall Point Road | Maine | 0.9 km | 5.2% | 21.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Terrace Drive | Connecticut | 0.6 km | 6.8% | 21.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| South Mountain Road | Massachusetts | 3.5 km | 5.9% | 21.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Sterling Forest Road | Maine | 0.5 km | 5.5% | 21.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Shaw Lane | Maine | 0.4 km | 6.9% | 21.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Adams Way | Maine | 0.3 km | 10.9% | 21.7%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Science Hill Road | Maine | 1.7 km | 6.9% | 21.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.4913, -73.1212) | Massachusetts | 2.9 km | 10.2% | 21.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Ewing Street | Vermont | 0.5 km | 12.4% | 21.7%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Blue Hill Road | Massachusetts | 4.2 km | 5.3% | 21.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Bosquet Road | Vermont | 1.7 km | 5.9% | 21.6% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Lost Acre Trail | Connecticut | 0.3 km | 10.8% | 21.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Sap House Road | New Hampshire | 0.9 km | 6.0% | 21.6% | paved | not in the state road inventory — forest/camp lane or private drive likely |
| West Windham Road | Vermont | 0.3 km | 10.9% | 21.6% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Ringe Hill Road | Vermont | 1.2 km | 11.6% | 21.6% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Old Tavern Road | Vermont | 0.1 km | 15.6% | 21.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| State Line Road | Connecticut | 1.2 km | 2.2% | 21.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Marble Avenue | Maine | 0.5 km | 8.9% | 21.6% | paved | steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (43.6176, -72.5703) | Vermont | 0.4 km | 10.3% | 21.6% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Sweet Farm Lane | Maine | 0.9 km | 6.4% | 21.6%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Hillside Road | Connecticut | 0.8 km | 5.9% | 21.6%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.2174, -73.0895) | Massachusetts | 1.6 km | 4.3% | 21.6%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Mount Willard Carriage Road | New Hampshire | 0.3 km | 14.5% | 21.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Waterview Drive | Connecticut | 0.5 km | 7.7% | 21.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Linda Lane | Connecticut | 0.4 km | 12.4% | 21.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Beaver Pond Road | Maine | 0.7 km | 6.7% | 21.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (45.0963, -71.3439) | New Hampshire | 0.3 km | 11.5% | 21.5%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Mellon Road | Massachusetts | 3.3 km | 2.1% | 21.5%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Hill Top Road | Maine | 1.8 km | 5.4% | 21.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Colby Lane | New Hampshire | 0.4 km | 12.2% | 21.5%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Overlook Road | Connecticut | 0.6 km | 7.9% | 21.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (47.0728, -68.6351) | Maine | 1.7 km | 4.6% | 21.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Old Forty Acre Mountain Road | Connecticut | 0.6 km | 10.1% | 21.5%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Indian Trail Road | Connecticut | 1.1 km | 12.2% | 21.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| Hammond Hill Road | Maine | 0.7 km | 6.2% | 21.5% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.5390, -72.7176) | Massachusetts | 1.7 km | 6.6% | 21.5%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Spruce Hill Farm Lane | Maine | 0.5 km | 6.6% | 21.5%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Hemlock Trail Court | Connecticut | 0.6 km | 9.2% | 21.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Keniston Hill Road | Vermont | 1.9 km | 4.9% | 21.5% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Grindstone Pond Road | Maine | 2.7 km | 3.8% | 21.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Schooner Lane | Maine | 0.4 km | 11.8% | 21.4% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Buckeye Lane | Maine | 0.3 km | 8.4% | 21.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Bittersweet Lane | Connecticut | 0.3 km | 13.8% | 21.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Old Lane | Connecticut | 0.3 km | 9.1% | 21.4%≈caveated | mixed surface | 93% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Porter Hill Road | Connecticut | 0.7 km | 10.7% | 21.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| FR 211 | New Hampshire | 3.5 km | 8.4% | 21.4% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Buffalo Mountain Road | Vermont | 0.9 km | 9.5% | 21.4% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (42.5039, -71.8598) | Massachusetts | 0.5 km | 5.8% | 21.4%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Willow Drive | Maine | 1.0 km | 11.5% | 21.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Pine Cliff Road | New Hampshire | 0.4 km | 9.5% | 21.4%≈caveated | mixed surface | 64% unpaved, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Gibbs Road | Maine | 1.0 km | 6.5% | 21.3%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.2814, -73.2677) | Massachusetts | 0.8 km | 7.1% | 21.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Jasmyns Way | Maine | 0.3 km | 8.0% | 21.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Gile Hill Road | New Hampshire | 1.6 km | 6.2% | 21.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Mc Crillis Brook Road | Maine | 1.6 km | 4.4% | 21.3% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Langevin Road | Maine | 1.0 km | 6.5% | 21.3% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Hayes Brook Road | Vermont | 1.9 km | 8.3% | 21.3% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Pratt Corner Road | Massachusetts | 1.2 km | 4.4% | 21.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Stevens Brook Road | Vermont | 2.3 km | 4.5% | 21.3% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| James Way | Maine | 0.3 km | 12.0% | 21.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Larry Brook Road | Maine | 1.7 km | 6.6% | 21.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Skyline Drive | Maine | 3.4 km | 8.8% | 21.3%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Gordon Road | Maine | 2.5 km | 5.9% | 21.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.7745, -69.6129) | Maine | 0.1 km | 17.7% | 21.2%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Upper Downs Drive | Connecticut | 0.2 km | 14.4% | 21.2% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.8216, -72.1788) | New Hampshire | 0.3 km | 13.7% | 21.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| New Road | Vermont | 2.2 km | 10.6% | 21.2% | not in the state road inventory — forest/camp lane or private drive likely | |
| Overlook Knoll Road | Connecticut | 0.4 km | 10.5% | 21.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Brook Heights | Maine | 0.5 km | 11.8% | 21.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.7340, -72.4043) | Vermont | 0.3 km | 13.4% | 21.2% | not in the state road inventory — forest/camp lane or private drive likely | |
| McAllaster Road | New Hampshire | 1.5 km | 7.3% | 21.1%≈caveated | mixed surface | 58% unpaved, steepest 25 m is on an unpaved stretch, held from rankings pending verification |
| Mosely Point Lane | Maine | 0.7 km | 5.4% | 21.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hall Road | Massachusetts | 1.6 km | 6.3% | 21.1%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Hardscrabble Road | Vermont | 0.6 km | 10.0% | 21.1% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Massachusetts Avenue | Massachusetts | 0.2 km | 11.5% | 21.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Hewitt Hill Road | Vermont | 2.0 km | 6.0% | 21.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Randall Hill Road | Vermont | 1.3 km | 8.6% | 21.1%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Fire Lane 864 | Maine | 1.3 km | 3.1% | 21.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Leland Lane | Vermont | 0.2 km | 14.8% | 21.1% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Bench Road | Vermont | 0.4 km | 13.3% | 21.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Thomas Hill Road | Vermont | 0.2 km | 10.2% | 21.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cottage Road | Maine | 0.6 km | 9.1% | 21.0%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Catamount Hill Road Number Two | Massachusetts | 0.7 km | 4.2% | 21.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.3032, -68.4299) | Maine | 0.5 km | 5.5% | 21.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Town Farm Road | Connecticut | 1.2 km | 8.9% | 21.0% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (45.0101, -69.4128) | Maine | 1.3 km | 6.2% | 20.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Gordon Hill Road | Maine | 2.5 km | 3.3% | 20.9% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Solitude Lane | Maine | 0.1 km | 15.9% | 20.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (47.1323, -68.6795) | Maine | 1.7 km | 5.9% | 20.9%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| High County Road | Maine | 0.7 km | 9.5% | 20.9% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.2859, -69.2076) | Maine | 0.3 km | 9.0% | 20.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Fire Road H12 | Maine | 1.2 km | 4.9% | 20.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Burkhardt Way | Connecticut | 0.3 km | 10.6% | 20.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Notch Road | Vermont | 1.0 km | 11.0% | 20.9% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Brester Road | Massachusetts | 0.4 km | 9.3% | 20.9%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Mountain Road | Maine | 1.2 km | 10.5% | 20.9%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Government Road | Vermont | 3.9 km | 4.4% | 20.9% | not in the state road inventory — forest/camp lane or private drive likely | |
| Turffs Lane | Maine | 0.3 km | 9.0% | 20.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Slim Haggle Road | Maine | 3.0 km | 7.3% | 20.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Blackberry Lane | Maine | 3.9 km | 6.1% | 20.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Hurricane Mountain Road (east side) | New Hampshire | 3.7 km | 9.9% | 20.9%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Roach Road | Vermont | 2.4 km | 6.1% | 20.9% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Thistle Hill Lane | Maine | 0.6 km | 6.1% | 20.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| North Cove | Connecticut | 0.3 km | 13.7% | 20.9%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mugwump Road | Maine | 0.8 km | 10.1% | 20.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Fire Road 5 | Maine | 0.4 km | 9.3% | 20.9% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| McNeil Road | Maine | 1.3 km | 2.2% | 20.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Shore Edge Drive | Maine | 0.2 km | 9.9% | 20.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Sunny Acres Road | Vermont | 2.5 km | 7.3% | 20.8%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Pit Road | Vermont | 0.3 km | 9.0% | 20.8% | not in the state road inventory — forest/camp lane or private drive likely | |
| Paradise Hill Road | Maine | 0.6 km | 11.3% | 20.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Fr 173-3 | Maine | 0.3 km | 7.2% | 20.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Birchview Extension | Vermont | 0.7 km | 8.3% | 20.8% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Long Lane | Connecticut | 0.7 km | 7.6% | 20.8%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Forest Hill Road | New Hampshire | 2.3 km | 4.2% | 20.8%≈caveated | mixed surface | 47% unpaved, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (44.6467, -70.6141) | Maine | 1.3 km | 11.7% | 20.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.6392, -73.0948) | Massachusetts | 1.9 km | 7.5% | 20.8%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Vlk Mountain Road | New Hampshire | 1.7 km | 6.6% | 20.8%≈caveated | mixed surface | 64% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Overhills | Vermont | 1.2 km | 8.1% | 20.8% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| McSherry Lane | Maine | 0.2 km | 10.3% | 20.8%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Jewell Road | Maine | 1.4 km | 3.8% | 20.8% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rattlesnake Island Road | Maine | 0.8 km | 7.8% | 20.7% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.6061, -72.7507) | Massachusetts | 0.2 km | 14.1% | 20.7% | not in the state road inventory — forest/camp lane or private drive likely | |
| Lane Hill Road | Connecticut | 1.2 km | 7.2% | 20.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Presidential View | Maine | 0.4 km | 9.5% | 20.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.6636, -70.4118) | Maine | 0.3 km | 11.6% | 20.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.5265, -72.4338) | Vermont | 0.2 km | 14.7% | 20.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Steep Hill Trail | Maine | 0.4 km | 10.0% | 20.7%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| East Madrid Road | Maine | 7.4 km | 1.7% | 20.7% | mixed surface | 57% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Dog Lane | New Hampshire | 0.5 km | 15.5% | 20.7%≈caveated | surface unverified | surface unrecorded, the laser survey shows no road bed at the steepest section — held pending verification |
| Rabbit Road | Vermont | 0.3 km | 8.0% | 20.7% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Little Rutland Road | Vermont | 0.7 km | 3.7% | 20.7% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Piddock Lane | Maine | 1.0 km | 4.8% | 20.7%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Loon Landing | Maine | 0.6 km | 8.2% | 20.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Freed Road | Vermont | 0.4 km | 8.8% | 20.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Kelley Road | Maine | 0.9 km | 7.9% | 20.6% | mixed surface | 70% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Mountain View Drive | New Hampshire | 0.2 km | 10.7% | 20.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Smith Road | Maine | 2.9 km | 6.6% | 20.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.3329, -72.1362) | Vermont | 0.3 km | 13.0% | 20.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Mount Everett Road | Massachusetts | 0.9 km | 12.6% | 20.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Drury Lane | Maine | 2.1 km | 6.4% | 20.6%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (47.2722, -68.4066) | Maine | 0.7 km | 11.8% | 20.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Terwilliger Hill Road | Vermont | 0.6 km | 12.4% | 20.6% | not in the state road inventory — forest/camp lane or private drive likely | |
| Walker Hill Road | Maine | 1.8 km | 6.4% | 20.6% | gravel | unpaved throughout, steepest section on an unimproved stretch, held from rankings pending verification |
| Red Cedar Lane | Maine | 1.8 km | 4.5% | 20.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Stewart Drive | New Hampshire | 0.5 km | 10.4% | 20.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mountain Road | Maine | 1.0 km | 14.2% | 20.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ichabod Lane | Connecticut | 0.9 km | 6.5% | 20.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Stone Drive | Maine | 1.8 km | 4.8% | 20.6%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Fire Road 922Ee | Maine | 0.4 km | 6.2% | 20.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Aldrich Road | Vermont | 1.9 km | 4.2% | 20.5% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Pope Road | Vermont | 0.4 km | 11.7% | 20.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.8615, -71.4205) | New Hampshire | 0.1 km | 17.0% | 20.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (43.5020, -72.5484) | Vermont | 1.7 km | 9.5% | 20.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (43.7671, -73.1797) | Vermont | 0.7 km | 3.8% | 20.5% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (42.9561, -72.1083) | New Hampshire | 0.2 km | 15.2% | 20.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Balsam Lane | Maine | 0.9 km | 7.1% | 20.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5952, -73.2529) | Massachusetts | 1.3 km | 7.9% | 20.5%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Old Bray Hill Road | Maine | 3.1 km | 2.3% | 20.5% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.0706, -73.3038) | Massachusetts | 0.4 km | 13.7% | 20.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| Call Road | New Hampshire | 2.1 km | 1.5% | 20.5%≈caveated | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Parlin Road | Maine | 4.7 km | 3.3% | 20.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| Stigers Road | Vermont | 2.3 km | 9.6% | 20.5% | not in the state road inventory — forest/camp lane or private drive likely | |
| James Eddy Road | Maine | 0.5 km | 6.9% | 20.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Town Highway 60 | Vermont | 0.4 km | 10.8% | 20.4% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Little Cove | Maine | 0.8 km | 5.9% | 20.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Veras Way | Maine | 1.0 km | 5.5% | 20.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Laramies Camp Trail | New Hampshire | 3.2 km | 3.2% | 20.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.3177, -70.3966) | Maine | 1.7 km | 4.4% | 20.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Woods Road | New Hampshire | 1.3 km | 7.0% | 20.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cove To Cove Lane | Maine | 1.2 km | 5.5% | 20.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Blueberry Ridge Road | Maine | 1.3 km | 5.2% | 20.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Slater Road | Vermont | 0.6 km | 10.5% | 20.4% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (42.6092, -72.4145) | Massachusetts | 0.5 km | 7.2% | 20.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.7186, -72.6973) | Massachusetts | 0.5 km | 11.1% | 20.4% | not in the state road inventory — forest/camp lane or private drive likely | |
| Spring Road | Maine | 0.5 km | 9.5% | 20.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (44.5950, -71.4336) | New Hampshire | 0.6 km | 8.5% | 20.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Shaw Hill Road | Maine | 0.4 km | 8.9% | 20.4% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Pinnacle Road | Massachusetts | 0.4 km | 10.8% | 20.4%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Birch Bluff | New Hampshire | 0.7 km | 7.2% | 20.4%≈caveated | mixed surface | 14% unpaved, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (42.2575, -73.1158) | Massachusetts | 0.3 km | 10.8% | 20.4% | not in the state road inventory — forest/camp lane or private drive likely | |
| Collette Road | Connecticut | 0.8 km | 3.8% | 20.4%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Cole Farm Road | New Hampshire | 1.6 km | 9.5% | 20.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Horne Street | New Hampshire | 2.8 km | 7.0% | 20.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (44.9587, -71.4870) | New Hampshire | 0.3 km | 15.0% | 20.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Lower Tower Road | Massachusetts | 5.2 km | 5.5% | 20.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Southeast Corners Road | Vermont | 1.5 km | 13.2% | 20.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Rice Lane | New Hampshire | 1.3 km | 9.5% | 20.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (42.0461, -72.8611) | Massachusetts | 0.5 km | 4.6% | 20.3% | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (42.6063, -72.6555) | Massachusetts | 0.3 km | 11.2% | 20.3%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Nells Hill Road | Maine | 0.4 km | 9.3% | 20.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Brook Road | Maine | 0.9 km | 7.1% | 20.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Pond Road | Vermont | 1.3 km | 6.9% | 20.3%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (44.5510, -69.1464) | Maine | 0.2 km | 11.1% | 20.3%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (47.3507, -68.3102) | Maine | 0.5 km | 15.1% | 20.3% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Grover Road | Maine | 3.3 km | 3.6% | 20.2% | mixed surface | 61% unpaved, steepest 25 m is on an unpaved stretch, held from rankings pending verification |
| See Feld Lane | Maine | 0.3 km | 7.7% | 20.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wesley Avenue | Maine | 0.5 km | 8.4% | 20.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Barbourtown Road | Connecticut | 1.5 km | 5.8% | 20.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Collins Lane | Maine | 0.3 km | 12.4% | 20.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Wilton Road | Connecticut | 1.1 km | 6.8% | 20.2%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Mountain View | Maine | 1.3 km | 2.9% | 20.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Alpine Drive | Connecticut | 1.0 km | 8.3% | 20.2%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Pond Road | Connecticut | 0.3 km | 10.9% | 20.2%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Tamarack Road | Maine | 4.2 km | 1.4% | 20.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Woods Road | Maine | 0.3 km | 8.0% | 20.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Jewett Way | Maine | 0.5 km | 10.5% | 20.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.0955, -70.0731) | Maine | 4.1 km | 7.0% | 20.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Tkacyk Farm Road | Vermont | 0.7 km | 10.4% | 20.2% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Excelsior Farm Road | Vermont | 1.1 km | 9.3% | 20.2%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Day Lane | Connecticut | 0.5 km | 12.9% | 20.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.2589, -70.2129) | Maine | 0.6 km | 7.9% | 20.2% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Parker Way | Maine | 0.5 km | 9.6% | 20.2%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.1342, -69.8876) | Maine | 4.0 km | 1.4% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Atwood Lane | Maine | 0.8 km | 3.3% | 20.1%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Neilson Road | Vermont | 0.8 km | 7.3% | 20.1% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Wood Duck Road | Massachusetts | 0.6 km | 6.8% | 20.1%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Andrews Drive | Maine | 1.3 km | 5.1% | 20.1% | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Streeter Pond Road | New Hampshire | 1.7 km | 4.9% | 20.1%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Dawn Hill Road | Connecticut | 0.9 km | 10.3% | 20.1%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Sullivan Way | Maine | 0.5 km | 5.7% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Bettina Street | Connecticut | 0.3 km | 14.4% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| A K A Hidden Acres Lane | Maine | 0.6 km | 4.7% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Lakeview Terrace | Connecticut | 2.2 km | 4.0% | 20.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ad Brooks Road | Vermont | 0.2 km | 17.3% | 20.1% | gravel | unpaved throughout, steepest section private/impassable in the state inventory, held from rankings pending verification |
| Discovered lane (44.5533, -71.1637) | New Hampshire | 1.1 km | 5.6% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Light Hill Road | Maine | 1.0 km | 9.0% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Sargent Road | New Hampshire | 0.1 km | 15.5% | 20.1% | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| Packard Road | Maine | 3.0 km | 2.5% | 20.1%≈caveated | gravel | unpaved throughout, steepest section not in the state road inventory, held from rankings pending verification |
| South Shore Road | Maine | 3.3 km | 4.7% | 20.1% | mixed surface | 42% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Johnson Hill Road | Vermont | 5.3 km | 3.5% | 20.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Crockett Ridge Road | Maine | 1.9 km | 2.5% | 20.1% | paved | steepest section not in the state road inventory, held from rankings pending verification |
| Hatch Road | Maine | 2.0 km | 3.1% | 20.1%≈caveated | paved | steepest section not in the state road inventory, held from rankings pending verification |
| Discovered lane (43.9567, -72.1384) | Vermont | 0.5 km | 13.3% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Ellis Road | Maine | 2.2 km | 4.7% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Meadow Wood Lane | Maine | 0.2 km | 15.5% | 20.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Shutdown Loop Road | Maine | 4.2 km | 4.1% | 20.1% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Mayflower Lane | Maine | 1.0 km | 7.0% | 20.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Webb Road | Maine | 1.0 km | 2.7% | 20.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Eva Lane | Rhode Island | 0.6 km | 6.6% | 20.0%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Lambson Road | Massachusetts | 0.8 km | 11.3% | 20.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Kenico Road | Connecticut | 1.1 km | 3.9% | 20.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Free Street | Maine | 0.4 km | 10.1% | 20.0%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Robinson Drive | Maine | 1.1 km | 6.9% | 20.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Switchback Way | New Hampshire | 2.6 km | 9.5% | 19.8% | paved | steepest section not in the state road inventory, held from rankings pending verification |
| Richardson Hollow Road | Maine | 2.8 km | 3.0% | 19.7%≈caveated | mixed surface | 38% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
| Sherwood Hill Road | Connecticut | 1.2 km | 7.8% | 19.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Elephant Mtn Road | Maine | 3.2 km | 8.8% | 19.1%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| East Branch Road North | Maine | 5.3 km | 5.5% | 19.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Chapman Hill Road | Maine | 2.8 km | 8.5% | 18.8% | paved | not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (42.5727, -73.3129) | Massachusetts | 1.6 km | 10.0% | 18.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Birch Grove Road | New York | 4.0 km | 5.7% | 18.5%≈caveated | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Bailey Hill Road | New Hampshire | 4.3 km | 7.0% | 18.4% | mixed surface | 53% unpaved, steepest section private/impassable in the state inventory, held from rankings pending verification |
| John Wolter Trail | New Hampshire | 1.9 km | 10.6% | 18.2%≈caveated | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Discovered lane (45.5314, -69.4447) | Maine | 3.3 km | 6.6% | 18.0% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Rotheus Mitchell Lane | New Hampshire | 2.0 km | 10.1% | 18.0%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Blueberry Mountain Road | Maine | 2.6 km | 8.6% | 17.7% | gravel | unpaved throughout, not in the state road inventory — forest/camp lane or private drive likely |
| Big Island Road | Maine | 12.4 km | 1.8% | 17.6% | surface unverified | surface unrecorded, not in the state road inventory — forest/camp lane or private drive likely |
| Roaring Brook Road | New Hampshire | 1.4 km | 6.2% | 17.6%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Black Mountain Road | New Hampshire | 3.7 km | 5.8% | 17.2% | paved | steepest section private/impassable in the state inventory, held from rankings pending verification |
| Center Road | Maine | 4.3 km | 6.0% | 16.6%≈caveated | surface unverified | surface unrecorded, steepest section not in the state road inventory, held from rankings pending verification |
| Reed Road | New Hampshire | 1.1 km | 5.6% | 16.1%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| East Buckland Road | Massachusetts | 5.8 km | 3.8% | 15.9%≈caveated | not in the state road inventory — forest/camp lane or private drive likely | |
| Discovered lane (45.2425, -69.6223) | Maine | 6.5 km | 4.3% | 15.3%≈caveated | mixed surface | 76% unpaved, steepest section not in the state road inventory, held from rankings pending verification |
| Mount Riga Road | Connecticut | 2.8 km | 7.0% | 15.2% | not in the state road inventory — forest/camp lane or private drive likely | |
| Knibloe Hill Road | Connecticut | 3.5 km | 5.4% | 14.1% | not in the state road inventory — forest/camp lane or private drive likely | |
| Route 6 Cutoff | Maine | 7.1 km | 3.5% | 9.8%≈caveated | mixed surface | 74% unpaved, not in the state road inventory — forest/camp lane or private drive likely |
Toll and park roads rank too — with their restriction stated
7 toll roads and state-park summit roads (Mount Washington among them) are fully measured and rank in the tables above — a real road lists, with its restriction noted rather than silently ranked away. Their rows carry a controlled-access note (fees, gates, seasons) and each page has the details.
Sources & credit
Elevation: USGS 3DEP 1 m LiDAR (public domain, courtesy of the U.S. Geological Survey), with point-cloud canopy checks from the USGS 3DEP lidar point cloud and, in Vermont, cross-checks against VCGI's statewide DSM. Road geometry: © OpenStreetMap contributors (ODbL). Summit and gap positions verified against GNIS, the federal gazetteer. Surface classifications cross-checked against state road inventories (VTrans E911 in Vermont). Race-venue recognition verified against each race's own public materials. Full terms: licensing & reuse.