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Cwmorthin Falls – Stwlan Dam loop from Blaenau Ffestiniog

Routes

Bike touring routes & trails

Cwmorthin Falls – Stwlan Dam loop from Blaenau Ffestiniog

Hard

riders

Cwmorthin Falls – Stwlan Dam loop from Blaenau Ffestiniog

02:19

30.1km

700m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: May 10, 2026

Tips

Cycling is not permitted along parts of this route

After 0 m for 243 m

After 29.9 km for 243 m

Waypoints

Start point

Train Station

Get Directions

369 m

Blaenau Ffestiniog and Ffestiniog Railway

Highlight • Historical Site

Blaenau Ffestiniog played a huge part in Snowdonia's slate industry, thanks in part to the Ffestiniog Railway, which connected the town to the port of Porthmadog. The remnants of this …

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494 m

Blaenau Ffestiniog Railway Station

Highlight • Historical Site

Small train station in the mountains - slate was once mined here - now a tourist attraction.

Translated by Google •

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5.51 km

Pengwern Country House

Highlight • Mountain Hut

Wednesday... is live folk music night. Away from the crowds and beautiful walks right from the door.
And the bar serves home-made food, too.

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9.17 km

Coed Cymerau Woodland Trust Information Board

Highlight • Natural

14.8 km

Lakeside Café

Highlight • Cafe

A good place to stop for a break. We particularly enjoyed the lamb burger with mint sauce.
With a bit of luck (or knowledge of the timetable) you can also see the historic steam train steaming past.

Translated by Google •

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15.8 km

Cwmorthin Falls

Highlight • Viewpoint

Car park gets full up top so park sensibly park close to next car gives more space for others. Don’t park in front of gate as this is used by …

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18.3 km

Stwlan Dam

Highlight • Lake

The climb up to the Llyn Stwlan Reservoir could well be the best-kept secret on British soil. It’s a 3km gravel road that averages at 10%, with spikes of 20%, …

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18.5 km

Stwlan Dam Climb

Highlight (Segment) • Trail

If your ride allows it, make a detour to the Llyn Stwlan Reservoir for the stunning series of hairpins leading up to the reservoir edge

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30.1 km

End point

Train Station

Way Types & Surfaces

Way Types

14.9 km

8.12 km

6.22 km

301 m

296 m

Surfaces

26.7 km

2.60 km

446 m

341 m

< 100 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (490 m)

Lowest point (30 m)

Weather

Monday 22 June

27°C

17°C

0 %

Additional weather tips

Max wind speed: 22.0 km/h

to get more detailed weather forecasts along your route

Comments

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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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Cwmorthin Falls – Stwlan Dam loop from Blaenau Ffestiniog

Blaenau Ffestiniog and Ffestiniog Railway

Blaenau Ffestiniog Railway Station

Pengwern Country House

Coed Cymerau Woodland Trust Information Board

Lakeside Café

Cwmorthin Falls

Stwlan Dam

Stwlan Dam Climb

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