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Snowdon24

Llanberis, United Kingdom • 12-13 Jul 2025

Snowdon24 is a 24-hour ultra trail running event held in Llanberis, Eryri (Snowdonia), featuring multiple ascents and descents of Yr Wyddfa (Snowdon), the highest mountain in Wales and England at 1,085 meters (3,560 feet). Participants, either solo or in teams of up to five, aim to complete as many laps as possible within the time limit. The race offers UTMB-indexed distances including 50k, 100k, and 100-mile challenges, making it ideal for endurance runners seeking a tough physical and mental test. The event boasts stunning mountain scenery, professional timing, on-course support, and a lively event village, fostering a spirited and communal atmosphere. It also supports Cancer Research Wales as its official charity partner. Visit the organization's website for the most recent information.

United Kingdom Wales Llanberis

Race information

Website Registration
UTMB 50K UTMB 100K UTMB 100M
100 mi
100 Miles
100 km
100k
50 km
50k
Visit the organization's website for the most recent information.
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