Trawsfynydd

Trail Running Calendar near Trawsfynydd 2026-2027

Explore the top trail runs near Trawsfynydd for 2026-2027! We've gathered 46 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

July 2027

Calon Lân 300

Conwy | 26 mi from Trawsfynydd

Trail Run 300 mi

A 300 mile ultra along the Cambrian Way from Conwy, UK, with about 74,000 ft of ascent and up to 7.5 days to complete a nonstop route across central Wales.

A 300 mile ultra along the Cambrian Way from Conwy, UK, with about 74,000 ft of ascent and up to 7.5 days to complete a nonstop route across central Wales.

Snowdonia Trail Marathon Eryri

Llanberis | 17 mi from Trawsfynydd

Trail Run 10 km 13 mi 29 mi 58 km

Multi-distance trail running in Eryri from Llanberis, with 10K, half, marathon and 58 km ultra plus an event village, on-course support and bilingual services.

Multi-distance trail running in Eryri from Llanberis, with 10K, half, marathon and 58 km ultra plus an event village, on-course support and bilingual services.

International Snowdon Race

Llanberis | 17 mi from Trawsfynydd

Trail Run 15 km

A 15.35 km mountain race on 17 July 2027 with 994 m of ascent; entrants must be over 18 and have mountain running experience.

A 15.35 km mountain race on 17 July 2027 with 994 m of ascent; entrants must be over 18 and have mountain running experience.

Ogwen | Yr Helgi Du

Capel Curig | 14 mi from Trawsfynydd

Trail Run 15 km 25 km 40 km

Mountain running in Eryri's Ogwen Valley offering three distances, marked technical trails, on-course support and chip timing at Plas y Brenin, Capel Curig.

Mountain running in Eryri's Ogwen Valley offering three distances, marked technical trails, on-course support and chip timing at Plas y Brenin, Capel Curig.

August 2027

Sirona 100

Barmouth | 13 mi from Trawsfynydd

Trail Run 100 km 100 mi

An ultrarunning event on the Wales Coast Path from Barmouth to Cardigan with 100 mile and 100 km options, live tracking, checkpoints and a 50 hour limit.

An ultrarunning event on the Wales Coast Path from Barmouth to Cardigan with 100 mile and 100 km options, live tracking, checkpoints and a 50 hour limit.

July 2028

MTC Gelert

Barmouth | 13 mi from Trawsfynydd

Trail Run 47 mi

A 47 mile ultra from Barmouth to Llanidloes largely on National Cycle Route 8. It is Day 3 of the six day MTC CYMRUN, has a limited field and a minimum pace requirement, and includes tracking and a finisher medal.

A 47 mile ultra from Barmouth to Llanidloes largely on National Cycle Route 8. It is Day 3 of the six day MTC CYMRUN, has a limited field and a minimum pace requirement, and includes tracking and a finisher medal.