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RunThrough Snowdonia Sea2Sky

Barmouth, United Kingdom • 6 Sep 2025

The RunThrough Snowdonia Sea2Sky Trail Races, held in September 2025 at Barmouth, UK, offer two challenging distances: 25k and 53k. Set in the stunning landscape of Snowdonia, participants can enjoy breathtaking trail views while tackling a well-marshalled course. The event features chip-timed results, water stations, and post-race snacks to support runners throughout. Each finisher receives a bespoke medal, and free event photography captures the experience. This trail race promises an exhilarating atmosphere for trail running enthusiasts seeking both challenge and scenic beauty in a professionally organized setting. Visit the organization's website for the most recent information.

United Kingdom Wales Barmouth

Race information

Registration
UTMB 20K UTMB 50K
53 km
53k
25 km
25k
Visit the organization's website for the most recent information.
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