Trail Running Calendar Wales 2026-2027

A marked fell race in South Wales on 23 July 2026, covering 5.5 km with 315 m of climb. Entry on the day costs £3 and the minimum age is 16. Post race tea and cake are available; bring your own mug.

Take on the Beacons Way Ultra 100km on 25 July 2026, a scenic point to point challenge across the Brecon Beacons from Talybont to Llangadog. Expect 100 km of rugged trails, big climbs and a true mountain adventure with limited entry.

Take on the Beacons Way Ultra 100 Mile, a bold test across the Brecon Beacons with rugged peaks, big climbs and stunning views. Limited to 250 runners with a 40 hour cut off, this is a true mountain endurance challenge.

Ultra X Wales in the Brecon Beacons on 25 and 26 July 2026 offers trail races from 12 km to 110 km with aid stations along the routes. Camp on site, benefit from UTMB index status and GPS tracking for the 110 km, and earn a finisher medal.

Join Ooops I Ran It Again at Dare Valley Country Park on 25 July 2026 for a fun themed seven hour time challenge where you can choose distances from 3 km to ultras. Expect medals, goody bags, on course refreshments and scenic park trails.

Trail runs on 26 July 2026 around Pen Y Fan with two distance options, 5 miles and 13 miles. Entries include a buff, medal and chip timing and specific compulsory kit is required for each distance.

A 50 mile loop around the Epynt Way on 1 August 2026 starting and finishing at Noyadd Farm Camping in Builth Wells. The mostly trail route has 8,559 ft of elevation, five stocked checkpoints and no time limits.

The Brecon Beacons 51k will take place in Talybont-on-Usk on Saturday 8 August 2026.

A long-established challenge in northeast Wales with three upland route options that follow the Offa's Dyke Path over Moel Famau. Walkers and runners are welcome and entries include route description, checkpoint refreshments and a certifica..

SkyRun Eryri brings classic Snowdonia skyrunning to Rhyd Ddu with four mountain trail races from a technical 55 km ultra to shorter scenic challenges. Expect rocky scrambles, grassy ridges and towering Welsh 3000s views.

A marked trail running event in Llangattock, Wales on 22 August 2026 offering 10 km, 10 mile, 20 mile and 32 mile routes with published GPX files, staffed checkpoints, mandatory kit checks and on site facilities.

Beast of Bryn invites runners to tackle scenic but tough mountain trails in Afan Forest Park near Port Talbot, with 6.5 mile and 10.5 mile options plus a one mile fun run for youngsters. Organized by local charity BRAG, proceeds support com..

Point to point trail ultras from Llanthony Priory or Abergavenny to Cardiff along the Cambrian Way, with two long-distance options, staffed aid stations and a minimum age of 18.

A fell race in North Pembrokeshire on Sat 29 Aug 2026 covering 8 km with 330 m of climb. Entries are accepted in advance and on the day, and junior Mochyn du races have entry on the day only.

Run Anglesey's rugged coast with Ring O' Fire 130, a 130 mile three day circumnavigation of the island with cliffs, beaches and about 4,000 m of ascent. Or try the Firelighter 50, a near 47 mile coastal challenge finishing in Moelfre.

A 30 mile ultra around the Rhymney Valley Ridgeway Walk, mostly on trail with about 4,252 feet of ascent, starting and finishing at Parc Penalta, with three fully stocked checkpoints and no official time limit.

Take on the Yr Wyddfa Snowdon Ultra, an epic circa 100 mile mountain race across Snowdonia Eryri with about 5,172 m of ascent and a 42 hour cutoff. Limited to 250 runners, this self navigation ultra rewards seasoned trail and mountain runne..

Tackle a rugged 45 mile mountain ultra around Snowdonia's iconic peaks, starting and finishing in Betws y Coed. Expect big climbs, dramatic scenery and a tight 500 runner field for a true mountain running test.

RunThrough Snowdonia Sea2Sky in Barmouth invites trail runners to tackle coastal paths and climb Cadair Idris with 12 km, 25 km and 54 km options. Expect stunning views, waymarked trails, chip timing and a lively event village.

The Montane Dragon's Back Race will take place in Conwy from Monday 7 September 2026 to Friday 11 September 2026.