Upcoming

Snowdonia Trail Marathon Eryri

Location Llanberis United Kingdom
Distance Marathon+
Date July 11, 2027 in 308 days
Elevation Gain 0m flattest of 84 similar races
Typical WeatherJuly, 10-16°C (50-61°F), humid WebsiteVisit Website →

A tough trail marathon through Eryri (Snowdonia) National Park, starting and finishing in Llanberis. The route crosses rugged mountain trails, forest and steep climbs past Rhyd Ddu.

What Makes This Race Special

  • Runs through Eryri National Park
  • Starts and finishes in Llanberis
  • Rugged mountain trail terrain
  • Ultra, half and 10k options on the same weekend
  • Steep, technical climbs