Trail Running calendar near Llanllyfni 2026-2027

A 5 km muddy obstacle course at Birkenhead Park featuring climbing, crawling and sliding. Organised by Cancer Research UK, the event uses staggered wave starts and requires participants to be 13 or older.

A fully supported trail running event in May 2027 along the way-marked Heart of Wales Line Trail from Llandrindod Wells to Craven Arms, offered in **50 miles**, **26 miles**, and **16 miles** distances.

Three trail races (50, 26, 16 miles) follow the final sections of the Heart of Wales Line, finishing at the Shropshire Hills Discovery Centre, with baggage transfer and varying checkpoint support by distance.

A long-standing mountain race in Eryri, North Wales, tracing a bee-line route from the coast to the summit of Yr Wyddfa on Saturday 5 June 2027. Long and short courses cross rocky summits, technical ridges and grassy slopes.

Ultra Wales 50 mile takes place in the United Kingdom on 19 June 2027. It is listed as part of the Ultra Great Britain Race Series and is noted to use live online GPS tracking via GB Race Tracker.

The Ogwen | Yr Helgi Du will take place in Capel Curig on Saturday 24 July 2027. You can run between 15 and 40 kilometers.

A 47 mile single day ultra from Barmouth to Llanidloes following National Cycle Route 8. It is Day 3 of the six day MTC CYMRUN, limited to 40 competitors, with mandatory kit, competitor tracking and a finisher medal.

A single-day ultra of about 35.5 miles from Wigan to Tarporley, run as Day 4 of the MTC ALBION end to end series. Field is limited and the race enforces a 4.0 mph minimum pace; navigation, tracking and mandatory kit are required.