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Gwent — road climbs measured by LiDAR
All 55 published climbs in Gwent, ranked by their steepest 25 m and measured on the national 1 m LiDAR 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 | County | Max 25 m | Length | Net rise | Overall | Evidence |
|---|---|---|---|---|---|---|---|
| 1 | Llanellen to Coed y Prior | Gwent | ≈caveated29.9% | 928 m | 138 m | 14.9% | Good |
| 2 | Cwrdy Lane | Gwent | ≈caveated28.7% | 1757 m | 158 m | 9.0% | Good |
| 3 | Onen to Pen-y-lan | Gwent | ≈caveated28.5% | 591 m | 56 m | 9.4% | Good |
| 4 | Discovered lane (51.6314, -3.0675) | Gwent | ≈caveated28.2% | 762 m | 128 m | 16.8% | Good |
| 5 | Hill Street | Gwent | 27.9% | 1645 m | 145 m | 8.8% | Good |
| 6 | Discovered lane (51.7297, -3.1809) | Gwent | ≈caveated27.8% | 1856 m | 164 m | 8.8% | Good |
| 7 | Lane near Kilgwrrwg Common° | Gwent | ≈caveated27.5% | 1472 m | 117 m | 7.9% | Good |
| 8 | Pen-y-lan to Llangattock Vibon Avel° | Gwent | ≈caveated26.5% | 677 m | 60 m | 8.8% | Good |
| 9 | Mount Road | Gwent | ≈caveated26.5% | 825 m | 95 m | 11.5% | Good |
| 10 | The Hendre to Pen-y-lan° | Gwent | ≈caveated26.5% | 2447 m | 102 m | 4.2% | Needs confirmation |
| 11 | Georges Delight | Gwent | ≈caveated26.4% | 2215 m | 162 m | 7.3% | Good |
| 12 | Station Road | Gwent | ≈caveated26.4% | 1988 m | 221 m | 11.1% | Good |
| 13 | Waterloo Road | Gwent | 26.4% | 749 m | 86 m | 11.5% | Good |
| 14 | Troed-y-Rhiw Road | Gwent | ≈caveated26.3% | 2603 m | 224 m | 8.6% | Good |
| 15 | Lower Stoney Road | Gwent | ≈caveated26.1% | 623 m | 62 m | 10.0% | Good |
| 16 | Lower Harper's Road | Gwent | ≈caveated26.1% | 1502 m | 114 m | 7.6% | Good |
| 17 | Henllys to Nant Carn | Gwent | ≈caveated25.5% | 1552 m | 187 m | 12.1% | Good |
| 18 | Lane near Bargod° | Gwent | 25.0% | 287 m | 34 m | 11.9% | Good |
| 19 | Partrishow Hill to Partrishow | Gwent | ≈caveated25.0% | 2446 m | 154 m | 6.3% | Good |
| 20 | Newland Road | Gwent | 24.5% | 993 m | 102 m | 10.3% | High |
| 21 | High Meadow to Hafodyrynys° | Gwent | ≈caveated24.0% | 4325 m | 266 m | 6.1% | Good |
| 22 | Discovered lane (51.7311, -2.6754) | Gwent | 23.3% | 1765 m | 150 m | 8.5% | Good |
| 23 | Discovered lane (51.8534, -3.0168) | Gwent | ≈caveated23.1% | 728 m | 83 m | 11.4% | Good |
| 24 | Trinity View | Gwent | ≈caveated22.9% | 602 m | 80 m | 13.3% | Good |
| 25 | Llanfach Road | Gwent | ≈caveated22.8% | 1718 m | 187 m | 10.9% | Good |
| 26 | Mountain Road | Gwent | ≈caveated22.7% | 3882 m | 274 m | 7.0% | Good |
| 27 | Blaendare Farm Lane | Gwent | 22.5% | 510 m | 55 m | 10.8% | Good |
| 28 | Greenfield Place | Gwent | 22.3% | 600 m | 48 m | 7.9% | High |
| 29 | Govilon to Gilwern Hill° | Gwent | ≈caveated22.2% | 1788 m | 187 m | 10.5% | Good |
| 30 | Penrhiw Lane | Gwent | ≈caveated21.9% | 809 m | 119 m | 14.7% | Good |
| 31 | Llanellen to Cefn y Galchen | Gwent | ≈caveated21.6% | 5842 m | 452 m | 7.7% | Good |
| 32 | Hill Road | Gwent | 21.6% | 1187 m | 114 m | 9.6% | High |
| 33 | Silver Street | Gwent | 21.1% | 438 m | 43 m | 9.9% | High |
| 34 | Bedwellty Road | Gwent | 21.0% | 1891 m | 144 m | 7.6% | High |
| 35 | Commin Road | Gwent | 21.0% | 1344 m | 119 m | 8.9% | High |
| 36 | Y Blaenau to Cwmcelyn° | Gwent | 21.0% | 846 m | 77 m | 9.1% | High |
| 37 | Blackvein Mountain Road | Gwent | ≈caveated20.9% | 1688 m | 176 m | 10.4% | Good |
| 38 | Good Neighbours Lane | Gwent | 20.9% | 658 m | 68 m | 10.4% | High |
| 39 | Lane near Gilfach° | Gwent | 20.7% | 352 m | 28 m | 7.8% | High |
| 40 | Discovered lane (51.8418, -2.7325) | Gwent | 20.5% | 783 m | 56 m | 7.2% | Good |
| 41 | King's Hill | Gwent | 20.4% | 1033 m | 78 m | 7.6% | Good |
| 42 | Glynmarch Street | Gwent | 20.3% | 465 m | 39 m | 8.3% | Good |
| 43 | Hillside | Gwent | ≈caveated20.2% | 729 m | 89 m | 12.2% | Good |
| 44 | Gilboa | Gwent | 20.0% | 342 m | 34 m | 10.0% | Good |
| 45 | Cwm Llwynau to Cwm Cnyw | Gwent | ≈caveated20.0% | 1131 m | 70 m | 6.2% | Good |
| 46 | Lewis Street | Gwent | ≈caveated19.0% | 1450 m | 87 m | 6.0% | Good |
| 47 | Ty Canol Lane | Gwent | 18.9% | 2033 m | 210 m | 10.3% | Good |
| 48 | Brace Avenue | Gwent | ≈caveated18.4% | 936 m | 60 m | 6.4% | Good |
| 49 | Discovered lane (51.8536, -2.7576) | Gwent | ≈caveated18.2% | 1463 m | 83 m | 5.7% | Good |
| 50 | Blaenavon Road | Gwent | ≈caveated14.5% | 4320 m | 367 m | 8.5% | Needs confirmation |
| 51 | Discovered lane (51.8464, -2.7111) | Gwent | ≈caveated13.1% | 2017 m | 121 m | 6.0% | Good |
| 52 | Ponthir Road | Gwent | 12.4% | 242 m | 17 m | 7.0% | High |
| 53 | Roman Way | Gwent | 12.1% | 566 m | 22 m | 3.8% | High |
| 54 | Roman Reach | Gwent | 10.1% | 396 m | 20 m | 5.1% | High |
| 55 | Windsor Road | Gwent | ≈caveated10.0% | 447 m | 40 m | 9.1% | Good |