Marathon calendar — Llanberis

D-238Snowdonia Trail Marathon EryriD-238LLANBERISUnited Kingdom🌤️ 15°₩115,000Entry feeSnowdonia Trail Marathon EryriSun, July 11, 2027 · Llanberis, United KingdomOpenHalf10KUltra

D-349Marathon EryriD-349LLANBERISUnited Kingdom🌤️ 12°₩88,000Entry feeMarathon EryriSat, October 30, 2027 · Llanberis, United KingdomClosed

Dates and entry details follow each race's official announcement and may change — re-check on the official page before entering. 1 races on this page are open for entry right now.