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Trail Running Calendar near Porthmadog 2026-2027

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Explore the top trail runs near Porthmadog for 2026-2027! We've gathered 42 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

August 2027
Aug
14
Sa

Sirona 100

Trail Run 100 km 100 mi
An ultrarunning event on the Wales Coast Path from Barmouth to Cardigan with 100 mile and 100 km options, live tracking, checkpoints and a 50 hour limit.
July 2028
Jul
6
Th

MTC Gelert

Trail Run 47 mi
A 47 mile ultra from Barmouth to Llanidloes largely on National Cycle Route 8. It is Day 3 of the six day MTC CYMRUN, has a limited field and a minimum pace requirement, and includes tracking and a finisher medal.
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