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Connecticut — road climbs measured by LiDAR
All 141 published climbs in Connecticut, ranked by their steepest 25 m and measured on the public-domain USGS 3DEP 1 m laser surveys.
Surface: · Caveated rows: (ranks stay the true ranks) · every published row is listed here — the toggles filter this page without hiding anything from the links above.
| # | Climb | State | Max 25 m | Length | Net rise | Overall | Surface | Evidence |
|---|---|---|---|---|---|---|---|---|
| 1 | Highland Avenue | Connecticut | ≈caveated26.1% | 2791 m | 161 m | 5.8% | paved (estimated) | Good |
| 2 | Deer Hill Road | Connecticut | ≈caveated25.9% | 2200 m | 143 m | 6.5% | paved | Good |
| 3 | Coleman Road | Connecticut | ≈caveated25.5% | 2879 m | 108 m | 3.8% | surface unverified | Good |
| 4 | Griffin Hill Lane | Connecticut | ≈caveated24.2% | 278 m | 34 m | 12.1% | surface unverified | Good |
| 5 | Wright Road | Connecticut | ≈caveated23.8% | 3013 m | 133 m | 4.4% | surface unverified | Good |
| 6 | Sioux Drive | Connecticut | ≈caveated23.7% | 242 m | 39 m | 16.0% | paved | Good |
| 7 | Hine Road | Connecticut | 23.5% | 1720 m | 106 m | 6.2% | gravel | High |
| 8 | Grantville Road | Connecticut | ≈caveated23.5% | 2590 m | 85 m | 3.3% | paved | Good |
| 9 | Brookside Road | Connecticut | ≈caveated23.4% | 239 m | 30 m | 12.5% | paved (estimated) | Good |
| 10 | Geiger Road | Connecticut | 23.4% | 1415 m | 172 m | 12.2% | paved | High |
| 11 | Mitchell Lane | Connecticut | ≈caveated23.4% | 339 m | 32 m | 9.5% | surface unverified | Good |
| 12 | Eaton Street | Connecticut | 23.4% | 502 m | 37 m | 7.5% | paved (estimated) | High |
| 13 | Flax Hill Road | Connecticut | ≈caveated23.2% | 1640 m | 119 m | 7.2% | paved (estimated) | Good |
| 14 | Cragmere Road | Connecticut | ≈caveated23.2% | 340 m | 44 m | 12.9% | paved | Good |
| 15 | Dudleytown Road | Connecticut | 23.1% | 1293 m | 116 m | 9.0% | paved | High |
| 16 | Still Hill Road | Connecticut | 22.9% | 914 m | 105 m | 11.5% | mixed surface | High |
| 17 | Simsbury Street | Connecticut | 22.6% | 240 m | 30 m | 12.4% | paved (estimated) | High |
| 18 | Hungerford Avenue | Connecticut | ≈caveated22.5% | 433 m | 37 m | 8.5% | paved (estimated) | Good |
| 19 | Fitzpatrick Road | Connecticut | 22.4% | 219 m | 26 m | 11.9% | paved (estimated) | Good |
| 20 | Dark Entry Road | Connecticut | 22.4% | 887 m | 111 m | 12.5% | surface unverified | High |
| 21 | Chipeway Road | Connecticut | ≈caveated22.3% | 1101 m | 131 m | 11.9% | paved (estimated) | Good |
| 22 | Yochers Lane | Connecticut | ≈caveated22.3% | 321 m | 34 m | 10.7% | paved (estimated) | Good |
| 23 | Ford Hill Road | Connecticut | 22.3% | 2404 m | 167 m | 7.0% | mixed surface | Good |
| 24 | Battle Swamp Road | Connecticut | ≈caveated22.2% | 611 m | 69 m | 11.3% | gravel | Good |
| 25 | Sachem Road | Connecticut | 22.2% | 272 m | 34 m | 12.5% | surface unverified | High |
| 26 | Findlay Road | Connecticut | 22.1% | 1639 m | 146 m | 8.9% | paved | High |
| 27 | Brushy Hill Road | Connecticut | 22.1% | 440 m | 43 m | 9.8% | paved | Good |
| 28 | Rice Lane | Connecticut | ≈caveated21.9% | 350 m | 47 m | 13.3% | paved | Good |
| 29 | Starview Avenue | Connecticut | 21.9% | 202 m | 29 m | 14.1% | paved (estimated) | High |
| 30 | Brushy Hill Road | Connecticut | 21.9% | 704 m | 72 m | 10.3% | paved | Good |
| 31 | Dibble Hill Road | Connecticut | 21.8% | 1519 m | 152 m | 10.0% | paved | High |
| 32 | Pleasant Drive | Connecticut | 21.8% | 449 m | 42 m | 9.4% | paved | High |
| 33 | Pinecrest Road | Connecticut | ≈caveated21.7% | 399 m | 43 m | 10.7% | paved (estimated) | Good |
| 34 | Grassy Hill Road | Connecticut | ≈caveated21.7% | 1509 m | 101 m | 6.7% | gravel | Good |
| 35 | Almira Drive | Connecticut | ≈caveated21.5% | 449 m | 26 m | 5.9% | paved (estimated) | Good |
| 36 | Church Hill Road | Connecticut | ≈caveated21.5% | 822 m | 70 m | 8.6% | surface unverified | Good |
| 37 | Tappen Road | Connecticut | ≈caveated21.5% | 514 m | 43 m | 8.5% | gravel | Good |
| 38 | Kaslow Street | Connecticut | 21.5% | 399 m | 62 m | 15.4% | paved (estimated) | Good |
| 39 | Jerusalem Road | Connecticut | ≈caveated21.5% | 845 m | 84 m | 9.9% | paved | Good |
| 40 | Orange Terrace | Connecticut | 21.4% | 265 m | 31 m | 11.6% | paved (estimated) | High |
| 41 | Porter Hill Road | Connecticut | ≈caveated21.4% | 525 m | 65 m | 12.3% | surface unverified | Good |
| 42 | Stoughton Street | Connecticut | ≈caveated21.3% | 254 m | 38 m | 14.9% | surface unverified | Good |
| 43 | Big Bear Hill Road | Connecticut | 21.3% | 1012 m | 96 m | 9.5% | paved | High |
| 44 | West Purchase Road | Connecticut | 21.3% | 4140 m | 131 m | 3.2% | paved | Good |
| 45 | State Street | Connecticut | 21.3% | 266 m | 33 m | 12.4% | paved (estimated) | Good |
| 46 | Chamberlain Road | Connecticut | 21.2% | 674 m | 58 m | 8.6% | paved | High |
| 47 | Roberts Street | Connecticut | 21.2% | 664 m | 47 m | 7.0% | paved | High |
| 48 | Ansonia Road | Connecticut | 21.2% | 381 m | 47 m | 12.4% | paved (estimated) | Good |
| 49 | Botsford Road | Connecticut | 21.2% | 500 m | 36 m | 7.3% | surface unverified | High |
| 50 | Saw Pit Hill Road | Connecticut | 21.2% | 1432 m | 121 m | 8.4% | surface unverified | High |
| 51 | West Hill Road | Connecticut | 21.1% | 856 m | 102 m | 11.9% | paved | Good |
| 52 | Collins Street | Connecticut | ≈caveated21.1% | 955 m | 55 m | 5.7% | paved (estimated) | Good |
| 53 | Double Hill Road | Connecticut | 21.1% | 450 m | 52 m | 11.5% | paved | High |
| 54 | Seminole Trail | Connecticut | 21.0% | 335 m | 25 m | 7.5% | surface unverified | High |
| 55 | Cemetery Road | Connecticut | ≈caveated21.0% | 761 m | 60 m | 7.9% | paved | Good |
| 56 | Loomarwick Road | Connecticut | 21.0% | 258 m | 43 m | 16.8% | surface unverified | High |
| 57 | East Hill Road | Connecticut | 20.8% | 471 m | 37 m | 7.8% | paved | High |
| 58 | Elm Street | Connecticut | ≈caveated20.7% | 374 m | 37 m | 9.8% | paved (estimated) | Good |
| 59 | Bank Street | Connecticut | ≈caveated20.7% | 389 m | 38 m | 9.8% | paved (estimated) | Good |
| 60 | Chestnut Street | Connecticut | 20.7% | 468 m | 48 m | 10.4% | paved (estimated) | Good |
| 61 | Cooper Road | Connecticut | ≈caveated20.7% | 1416 m | 132 m | 9.3% | paved | Good |
| 62 | Linden Lane | Connecticut | ≈caveated20.7% | 387 m | 44 m | 11.4% | surface unverified | Good |
| 63 | Paddy Hollow Road | Connecticut | 20.6% | 668 m | 87 m | 13.0% | mixed surface | High |
| 64 | Dorman Road | Connecticut | ≈caveated20.6% | 1981 m | 113 m | 5.7% | paved | Good |
| 65 | Dogwood Drive | Connecticut | ≈caveated20.6% | 314 m | 22 m | 7.1% | surface unverified | Good |
| 66 | Parsons Street | Connecticut | ≈caveated20.5% | 444 m | 31 m | 7.1% | paved (estimated) | Good |
| 67 | Split Level Road | Connecticut | 20.5% | 506 m | 45 m | 8.8% | paved (estimated) | Good |
| 68 | Old North Road | Connecticut | 20.5% | 652 m | 51 m | 7.9% | surface unverified | High |
| 69 | Chestnut Street | Connecticut | ≈caveated20.5% | 1393 m | 90 m | 6.5% | paved | Good |
| 70 | Greenmount Terrace | Connecticut | 20.5% | 883 m | 67 m | 7.6% | paved (estimated) | High |
| 71 | Fox Den Road | Connecticut | 20.5% | 566 m | 34 m | 6.0% | paved (estimated) | High |
| 72 | Ridgewood Drive | Connecticut | 20.5% | 203 m | 28 m | 13.9% | paved (estimated) | High |
| 73 | Plains Road | Connecticut | ≈caveated20.4% | 2417 m | 107 m | 4.4% | paved | Good |
| 74 | Patton Avenue | Connecticut | ≈caveated20.4% | 575 m | 43 m | 7.6% | paved (estimated) | Good |
| 75 | Andrew Mountain Road | Connecticut | ≈caveated20.4% | 2217 m | 156 m | 7.0% | paved (estimated) | Good |
| 76 | Eno Hill Road | Connecticut | 20.4% | 750 m | 60 m | 8.0% | paved | Good |
| 77 | Blackberry Road | Connecticut | 20.3% | 741 m | 48 m | 6.5% | paved (estimated) | Good |
| 78 | Ball Avenue | Connecticut | ≈caveated20.3% | 606 m | 46 m | 7.6% | paved (estimated) | Good |
| 79 | Jones Hill Road | Connecticut | ≈caveated20.2% | 353 m | 33 m | 9.4% | paved | Good |
| 80 | 3rd Avenue | Connecticut | ≈caveated20.2% | 419 m | 34 m | 8.2% | paved | Good |
| 81 | Beeny Road | Connecticut | ≈caveated20.2% | 1700 m | 88 m | 5.2% | paved | Good |
| 82 | Hudson Drive | Connecticut | ≈caveated20.2% | 967 m | 95 m | 9.8% | paved (estimated) | Good |
| 83 | Alpine Drive | Connecticut | ≈caveated20.2% | 1013 m | 84 m | 8.3% | paved (estimated) | Good |
| 84 | Hunters Lane | Connecticut | 20.2% | 635 m | 55 m | 8.7% | paved (estimated) | Good |
| 85 | Upper Grassy Hill Road | Connecticut | ≈caveated20.2% | 5470 m | 191 m | 3.5% | paved | Good |
| 86 | Cliffdale Road | Connecticut | ≈caveated20.1% | 727 m | 59 m | 8.1% | paved (estimated) | Good |
| 87 | Dawn Hill Road | Connecticut | ≈caveated20.1% | 920 m | 95 m | 10.3% | paved | Good |
| 88 | Burgoyne Heights Road | Connecticut | ≈caveated20.1% | 1030 m | 33 m | 3.2% | surface unverified | Good |
| 89 | Calhoun Hill Road | Connecticut | ≈caveated20.1% | 1165 m | 122 m | 10.4% | mixed surface | Good |
| 90 | Eastern Avenue | Connecticut | ≈caveated20.1% | 599 m | 53 m | 8.9% | paved (estimated) | Good |
| 91 | Bradley Lane | Connecticut | ≈caveated20.1% | 1616 m | 124 m | 7.7% | surface unverified | Good |
| 92 | John Street | Connecticut | 20.1% | 265 m | 31 m | 11.7% | paved (estimated) | High |
| 93 | Upper Mallett Lane | Connecticut | ≈caveated20.1% | 1154 m | 86 m | 7.4% | paved (estimated) | Good |
| 94 | Jeanette Road | Connecticut | ≈caveated20.1% | 507 m | 56 m | 11.1% | paved (estimated) | Good |
| 95 | Steep Hill Road | Connecticut | ≈caveated20.0% | 703 m | 47 m | 6.7% | paved (estimated) | Good |
| 96 | High Street | Connecticut | 20.0% | 1198 m | 94 m | 7.9% | paved (estimated) | High |
| 97 | Kenico Road | Connecticut | 20.0% | 639 m | 46 m | 7.2% | paved | Good |
| 98 | Sheldon Drive | Connecticut | 20.0% | 362 m | 40 m | 11.0% | paved | High |
| 99 | Spring Street | Connecticut | 20.0% | 286 m | 24 m | 8.4% | surface unverified | Good |
| 100 | Route 39 | Connecticut | ≈caveated19.9% | 1925 m | 107 m | 5.6% | surface unverified | Good |
| 101 | Bear Burrow Road | Connecticut | ≈caveated18.9% | 735 m | 68 m | 9.3% | mixed surface | Good |
| 102 | Carter Road | Connecticut | ≈caveated18.9% | 3689 m | 239 m | 6.5% | paved | Good |
| 103 | Park Road | Connecticut | 18.6% | 7028 m | 179 m | 2.5% | paved | Good |
| 104 | Lauren Lane | Connecticut | ≈caveated18.3% | 256 m | 36 m | 13.9% | surface unverified | Good |
| 105 | Hodges Hill Road | Connecticut | ≈caveated17.8% | 712 m | 63 m | 8.9% | surface unverified | Needs confirmation |
| 106 | North Park Avenue Extension | Connecticut | ≈caveated17.6% | 585 m | 56 m | 9.6% | paved | Good |
| 107 | Gallows Hill Road | Connecticut | ≈caveated17.6% | 993 m | 73 m | 7.4% | paved (estimated) | Good |
| 108 | Round Hill Road | Connecticut | ≈caveated17.4% | 1412 m | 64 m | 4.5% | surface unverified | Good |
| 109 | Buckingham Road | Connecticut | ≈caveated17.1% | 2087 m | 173 m | 8.3% | paved | Good |
| 110 | Old Highway | Connecticut | ≈caveated17.1% | 1256 m | 41 m | 3.2% | surface unverified | Good |
| 111 | Swaller Hill Road | Connecticut | 17.1% | 2354 m | 199 m | 8.5% | paved | High |
| 112 | Willis Street | Connecticut | 16.9% | 2402 m | 219 m | 9.1% | paved (estimated) | High |
| 113 | Andrews Road | Connecticut | ≈caveated16.8% | 654 m | 42 m | 6.4% | gravel | Good |
| 114 | Anderson Road | Connecticut | 16.6% | 2167 m | 169 m | 7.8% | paved | High |
| 115 | Whitcomb Hill Road | Connecticut | ≈caveated16.5% | 3272 m | 242 m | 7.4% | paved | Good |
| 116 | Hillcrest Avenue | Connecticut | ≈caveated16.2% | 1104 m | 62 m | 5.6% | paved (estimated) | Good |
| 117 | Buffum Road | Connecticut | ≈caveated16.2% | 1982 m | 120 m | 6.1% | mixed surface | Good |
| 118 | Skiff Mountain Road | Connecticut | ≈caveated15.7% | 6759 m | 285 m | 4.2% | paved | Good |
| 119 | Mount Riga Road | Connecticut | 15.2% | 2812 m | 196 m | 7.0% | gravel | High |
| 120 | Howland Street | Connecticut | ≈caveated15.2% | 247 m | 27 m | 10.9% | paved (estimated) | Good |
| 121 | Highland Terrace | Connecticut | ≈caveated14.8% | 882 m | 44 m | 5.0% | paved (estimated) | Good |
| 122 | Indian Mountain Road | Connecticut | ≈caveated14.6% | 1884 m | 79 m | 4.2% | paved | Good |
| 123 | East Litchfield Road | Connecticut | ≈caveated14.1% | 4602 m | 189 m | 4.1% | paved (estimated) | Good |
| 124 | Knibloe Hill Road | Connecticut | 14.1% | 3469 m | 188 m | 5.4% | paved | Good |
| 125 | Old Turnpike Road East | Connecticut | ≈caveated13.9% | 3652 m | 183 m | 5.0% | paved | Good |
| 126 | Mountain Road | Connecticut | 13.5% | 4279 m | 212 m | 4.9% | paved (estimated) | High |
| 127 | Barbourtown Road | Connecticut | ≈caveated13.1% | 1541 m | 89 m | 5.8% | surface unverified | Good |
| 128 | Brushy Plain Road | Connecticut | ≈caveated12.9% | 2914 m | 31 m | 1.1% | paved | Good |
| 129 | Marsh Road | Connecticut | ≈caveated12.9% | 5201 m | 184 m | 3.5% | paved | Good |
| 130 | County Road | Connecticut | ≈caveated12.5% | 3042 m | 178 m | 5.8% | paved (estimated) | Good |
| 131 | East Street | Connecticut | ≈caveated12.3% | 7384 m | 283 m | 3.8% | paved | Good |
| 132 | Second Hill Road | Connecticut | 11.5% | 4299 m | 178 m | 4.1% | paved | High |
| 133 | Canaan Mountain Road | Connecticut | 11.1% | 2358 m | 183 m | 7.7% | paved | Good |
| 134 | Overlook Road | Connecticut | ≈caveated10.5% | 823 m | 32 m | 3.8% | paved (estimated) | Good |
| 135 | Center Hill Road | Connecticut | ≈caveated10.5% | 5087 m | 183 m | 3.6% | paved | Good |
| 136 | Stafford Road | Connecticut | 10.4% | 2988 m | 177 m | 5.9% | paved (estimated) | High |
| 137 | Warren Hill Road | Connecticut | 10.3% | 3730 m | 240 m | 6.4% | surface unverified | Good |
| 138 | Segar Mountain Road | Connecticut | ≈caveated10.3% | 6664 m | 258 m | 3.9% | paved | Good |
| 139 | Morrison Hill Road | Connecticut | 8.5% | 4387 m | 190 m | 4.3% | paved (estimated) | High |
| 140 | North Hollow Road | Connecticut | ≈caveated7.5% | 3325 m | 177 m | 5.3% | paved (estimated) | Good |
| 141 | Northfield Road | Connecticut | 7.2% | 10820 m | 211 m | 1.9% | paved (estimated) | High |