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Ultra-Trail Snowdonia by Utmb

Llanberis, United Kingdom • 16-18 May 2025

The Ultra-Trail Snowdonia by UTMB is a renowned trail running event held in the rugged landscapes of North Wales. As part of the UTMB® World Series, it features challenging courses with distances ranging from 25 km to 168 km, including significant elevation gains up to 9,500 meters. The event attracts international participants who experience the stunning, mythical scenery of Snowdonia National Park. Known for its technical trails and breathtaking vistas, the race offers a unique atmosphere of adventure and camaraderie. It showcases the wild beauty of the region while testing runners' endurance and resilience in a spectacular setting. Visit the organization's website for the most recent information.

United Kingdom Wales Llanberis

Race information

Website
UTMB 20K UTMB 50K UTMB 100K UTMB 100M
168 km
9500 m+
Uts 100m
100 km
6400 m+
Uts 100k
50 km
3300 m+
Uts 50k
25 km
1300 m+
Eryri 25k
Visit the organization's website for the most recent information.
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