The most epic trail marathon in Wales

Trail Running | XTERRA Snowdonia Trail Marathon Eryri 2025
XTERRA Snowdonia Trail Marathon Eryri 2025 Trail Running Marathon
Ascending 1,685 metres over 27 miles of iconic and spectacular trails, the epic Snowdonia Trail Marathon Eryri circumnavigates and eventually climb the slopes of Wales' highest peak - Yr Wyddfa (Snowdon). The incredible route explores the trails, gorgeous panoramic views and tough climbs that make Eryri National Park such a popular destination for outdoor enthusiasts.
This is the open race, if you have qualified and received an invitation to the XTERRA World Championship race, please follow the link to XTERRA's website to claim your place.
Routes
Route Description
Probably the biggest trail marathon in the UK, the Snowdonia Trail Marathon Eryri is a challenge in every sense of the word. Ascending 1,685 metres over 27 miles of iconic and spectacular trails, this epic race will circumnavigate and eventually climb Wales' highest peak - Yr Wyddfa (Snowdon). Visiting Rhyd Ddu, Beddgelert, Nant Gwynant, Pen y Pass and Yr Wyddfa (via the PyG Track to the Finger Stone) to then descend to the finish line via the Llanberis Path. There surely can't be a more striking trail marathon route in the UK!
Pricing
Tier 1 Price
Ends: 26/08/2024
- £51.99
Tier 2 Price
Ends: 31/01/2025
- £57.99
Tier 3 Price
Ends: 06/07/2025
- £59.99
Tier 4 Price
Ends: 10/07/2025
- £61.99
Important Information
Age
Registration
Start Time
Cut Off Times
Feed Stations
Prizes
Mandatory Kit
XTERRA World Series
Event Information
We are proud that all our events are bilingual. Signs, registration and commentary are available in English and Welsh.
Event Partners XTERRA Snowdonia Trail Marathon Eryri 2025
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