ERYRI 25K
- When
- Fri, May 15, 2026, 4:00 AM
- Where
- Llanberis, GB
- Distances
- Marathon · Ultra Marathon
- Terrain
- TRAIL
- Price
- 139–299 GBP
- Elevation gain
- 9500 m
- Typical weather
- Mild
- Organizer
- UTMB World Series
About
The UTS 100M race at Ultra-Trail Snowdonia Eryri by UTMB will take place starting on Friday, 15 May 2026 in Llanberis, Snowdonia, Wales. The course begins and ends in the village of Llanberis, plunging runners into rugged mountain terrain, exposed ridges, and deep valleys for a massive test of endurance.