11/09/2026
The mountains are calling…
Snowdonia Trail Marathon Eryri returns for 2027⛰️
For 2027, we’ve reviewed and refreshed the courses and made some considerable changes to give you the best possible experience, including earlier start times to tackle elevation at the start of the day
Get ready to take on some of the most spectacular, challenging terrain in some of the most incredible landscapes in the UK
Entries are now OPEN for early bird prices, secure the cheapest EVER tickets until midnight, Sunday 13th September
2027, we’re coming for you 💪