Sat, 24 Oct 2026
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Start time
TBC
Status
TBCMarathon Eryri (Snowdonia Marathon) Entry, Date & Race Guide
Llanberis, Wales, UK
TBC
Usually sells out fast
Next race
Saturday, 24 October 2026
Location
Llanberis, Wales
Distance
Marathon
Surface
Road
Entry details
Entry information for the 2026 Marathon Eryri (Snowdonia Marathon) is currently to be confirmed. This race usually sells out fast.
Verified 25 June 2026
Upcoming dates
Choose a date and check the latest entry options.
Race overview
About Marathon Eryri (Snowdonia Marathon)
Marathon Eryri (formerly the Snowdonia Marathon) is one of the UK’s most iconic marathons, known for its challenging course and stunning scenery in North Wales. Set within Eryri (Snowdonia) National Park, this race is better suited to runners seeking a tough, memorable marathon rather than a fast personal best.
If you're looking for a scenic UK marathon with elevation and atmosphere, the Snowdonia Marathon consistently ranks among the most rewarding and demanding races in the UK.
RaceScan tracks entry status, key race details, and the latest updates for Marathon Eryri in one place.
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Is Marathon Eryri (Snowdonia Marathon) 2026 entry open?
Entry information for the 2026 Marathon Eryri (Snowdonia Marathon) is currently to be confirmed. This race usually sells out fast.
When is Marathon Eryri (Snowdonia Marathon)?
Marathon Eryri (Snowdonia Marathon) takes place on Saturday, 24 October 2026.
What is the Marathon Eryri (Snowdonia Marathon) course like?
Marathon Eryri (formerly the Snowdonia Marathon) is one of the UK’s most iconic marathons, known for its challenging course and stunning scenery in North Wales. Set within Eryri (Snowdonia) National Park, this race is better suited to runners seeking a tough, memorable marathon rather than a fast personal best.
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