Alwen Trail, Alwen Reservoir
6.8 miles (10.9 km), circular. Starts and finishes at Alwen Reservoir car park. About 2½ hours, moderate.
Start: SH 931 555, and finish. OS grid.
Take it with you: download the GPX file (it opens in OS Maps, Komoot, Outdooractive or a GPS unit) or open the start in OS Maps.
Up and down
About 222 m of climbing and 220 m of descent; highest point 436 m.
Facts
- Code
- WA 1154
- Distance
- 6.8 miles (10.9 km)
- Publisher’s page
- naturalresources.wales
- Type
- Circular
- Walking time
- About 2½ hours
- Difficulty
- Moderate (how we grade)
- Designation
- Regional route
- Region
- Wales
- Counties
- Conwy, Denbighshire
- Total ascent
- About 222 m. Highest point 436 m
Getting there
Starts and finishes at the same place, marked by the dot on the map. We found no car park, station or bus stop near the start: none within a kilometre, no bus stop within 3 km and no station within 10 km (from OpenStreetMap).
What to expect
Steepest climb: about 72 m in a kilometre (1 in 14), starting 0.3 miles in.
From OpenStreetMap, where mappers have recorded it: check before you go.
Walked it? Log it
Connecting routes
- WA 1151Two Lakes Trail, Alwen ReservoirShares 3.7 miles of path with this route. This route starts and finishes on it at Alwen Reservoir car park.
Walks nearby
- WA 1002Brenig WayLong-distance route, 32 miles, one way. Starts 3.4 miles away
- WA 113Hiraethog TrailLong-distance route, 50 miles, one way. Starts 4.4 miles away
- WA 1215Keeper's Stroll, Clocaenog Forest0.6 miles. Starts 7.2 miles away
- WA 1022Ty'n y Coed Uchaf and Cwm Eidda walk, Ysbyty5 miles, circular. Starts 8.4 miles away
- WA 1024Ysbyty Ifan and Cwm Eidda walk6 miles, circular. Starts 8.4 miles away
- WA 1163Llyn Elsi Walk, Betws-y-coed3.9 miles. Starts 8.6 miles away
Sources
Checked against naturalresources.wales on 12 October 2026.
- Route line: Natural Resources Wales, Recreation routes, under the Open Government Licence v3.0. Contains Natural Resources Wales information licensed under the Open Government Licence v3.0.
- Facts: naturalresources.wales
Something wrong or missing?
Tell us what to change about this walk: a wrong distance, a moved start, a path that's closed.