Snowdonia National Park – Sarn Helen Roman Road loop from Dolwyddelan
Snowdonia National Park – Sarn Helen Roman Road loop from Dolwyddelan
4.3
(12)
92
riders
Snowdonia National Park – Sarn Helen Roman Road loop from Dolwyddelan
01:42
18.2km
380m
Mountain biking
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.
Last updated: August 6, 2026
Tips
Includes a segment in which cycling is not permitted
After 17.0 km for 202 m
Waypoints
Start point
Train Station
6.44 km
Coed Bryn-y-gefeiliau
Forest
7.78 km
Snowdonia National Park
Highlight (Segment) • Summit
Tip by
14.3 km
Scenic Mountain Biking Trail in Wales
Highlight • Trail
Tip by
14.3 km
Sarn Helen Roman Road
Highlight • Historical Site
Tip by
18.2 km
End point
Train Station
Way Types & Surfaces
Way Types
12.5 km
3.89 km
1.76 km
< 100 m
< 100 m
Surfaces
9.82 km
3.60 km
2.25 km
2.05 km
260 m
260 m
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Sign up for freeElevation
Highest point (300 m)
Lowest point (140 m)
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Sign up for freeWeather
Powered by Foreca
Thursday 15 October
11°C
6°C
19 %
Additional weather tips
Max wind speed: 17.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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