About the event
Join the Ultra-Trail Snowdonia 100 Mile on May 16, 2025, and take on one of the most demanding ultramarathons in the UK. This epic race covers 168km with an elevation gain of 9500m, navigating the stunning yet challenging landscapes of Snowdonia, North Wales. Organized by UTMB, participants will experience technical trails, steep climbs, and spectacular views, all contributing to the race's reputation as "beautiful beyond belief, savage beyond reason." Runners must carry mandatory equipment, including a map, compass, and sufficient food and water, ensuring they are well-prepared for the rugged conditions.
Date:
Fri
May 16
2025
Location:
Distance:
Elevation profile:
Hilly
Website:
LinkElevation gain:
Number of participants:
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
The Ultra-Trail Snowdonia 100 Mile, held on May 16, 2025, challenges ultrarunners with a grueling 168km course and 9500m of elevation gain through the rugged terrain of Snowdonia, North Wales. Organized by UTMB, this race is renowned for its breathtaking scenery and technical trails, making it a must-do for experienced ultrarunners.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
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