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Cors Gyfelog National Nature Reserve

Cors Gyfelog National Nature Reserve

The best MTB trails around Cors Gyfelog National Nature Reserve

4.3

(3)

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rides

Looking for the best mountain biking routes around Cors Gyfelog National Nature Reserve? Then browse our collection of mtb rides around this beautiful natural park in Gwynedd below — and discover more of on your next visit.

Last updated: October 18, 2025

riders

1. Telegraph Valley (Maesgwm) – Rhyd Ddu Railway Crossing loop from Groeslon

43.0km

03:47

1,080m

Expert mountain bike ride. Very good fitness required. Suitable for all skill levels.

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2. Mountainbike loop from Clynnog Fawr

37.3km

02:17

420m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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3. Telegraph Valley (Maesgwm) – Rhyd Ddu Railway Crossing loop from Nantlle

62.6km

05:18

1,300m

Expert mountain bike ride. Very good fitness required. Suitable for all skill levels.

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4. Yr Eifl Memorial Stones loop from Clynnog Fawr

18.1km

01:30

450m

Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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5. Lleyn Peninsula loop of Yr Eifl

22.2km

01:54

490m

Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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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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The best MTB trails around Cors Gyfelog National Nature Reserve

1. Telegraph Valley (Maesgwm) – Rhyd Ddu Railway Crossing loop from Groeslon

2. Mountainbike loop from Clynnog Fawr

3. Telegraph Valley (Maesgwm) – Rhyd Ddu Railway Crossing loop from Nantlle

4. Yr Eifl Memorial Stones loop from Clynnog Fawr

5. Lleyn Peninsula loop of Yr Eifl

Most popular routes around Cors Gyfelog National Nature Reserve

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Get ready to conquer new peaks

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