Trail Running Calendar Wales 2025-2026

We have found 111 Trailruns in Wales. Check below where and when you can find the races.

Run the Gower Peninsula Ultra Challenge from Penrice Castle with distances from 10 km to a 100 km figure of eight route highlighting wild coastal scenery and big climbs. Fully supported with rest stops, tracking, and finisher goodies.

Rabbit Run Wales stages scenic coastal trail races on Merthyr Mawr Estate, from a punchy 12K over hills, valleys and the Big Dipper sand dune to a 40K that adds the dramatic Glamorgan Heritage Coast. Family Bunny races and a Toddler Dash ma..

Tackle the Welsh 3000 Challenge, a guided Snowdonia adventure across the 14 peaks over 3000 feet, from Snowdon to the Carneddau. Pick a one day push or a two day option with expert guides, support stops and unforgettable ridge running.

Choose from three coastal ultra trail distances 30, 50 or 100 miles finishing at Cardiff Bay on 18 and 19 July 2026. Tackle sandy beaches, dunes and scenic forest singletrack with live GPS tracking, checkpoints, drop bags and stunning seasi..

Guided three day loop from Capel Curig through northern Snowdonia, about 100 km with 47 summits and roughly 9000 m of ascent across the Welsh 3000s. Places limited to six for an intimate expert led experience.

Tackle 100 km across the Brecon Beacons on an epic route taking in Pen y Fan and the Carmarthen Fans with roughly 3178 m of ascent. A rugged self navigation ultra with just 250 places and a 24 hour cut off.

Take on the Beacons Way Ultra 100 Mile, a stunning 100 mile trail through the Brecon Beacons with over 6,000 m of climbing and 10 checkpoints. Enjoy wild scenery, live GPS tracking and a memorable finisher buckle for your achievement.

Ultra X Wales brings runners to the stunning Brecon Beacons near Abergavenny on 25 and 26 July 2026, offering distances from 12 km up to 110 km. Well supported aid stations, lenient cut offs and on site camping make it a bold but welcoming..

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Run or walk as far as you like in the 7 hour Ooops I Ran It Again event at scenic Dare Valley Country Park, from 3 km to ultra distances. Finishers earn themed medals and distance pins, with aid stations, vegan snacks and free parking, and..

Take on the iconic Pen Y Fan with scenic trail routes to the summit, choose 5 miles or 13 miles, and enjoy chip timing, a finisher buff and medal. Well marshalled with post race treats, this is a classic Welsh hill challenge.

August 2026

Tackle EDDUM 2026, a 50 mile loop along the Epynt Way around Sennybridge Training Area, framed by the Brecon Beacons and Cambrian Mountains. No time limit, fully stocked checkpoints and crew support.

SkyRun Eryri in Rhyd Ddu, Snowdonia on 15 August 2026 offers four mountain races from a 16 km trail to a 55 km ultra across rugged, technical terrain and stunning peaks. Staffed aid points and bold climbs await adventurous trail runners.

Beast of Llangattock is a scenic trail run from Park Farm on 22 August 2026 offering distances from 10 km to 51 km. Expect escarpment views, fully marked routes with GPX files, checkpoints and well stocked aid stations.

Tackle scenic Cambrian Way into Cardiff with two point to point ultras of 33 or 44 miles through woodlands and fells to a finish near Castell Coch. Organised by Ridge Runners, the community event offers aid stations and food.

September 2026

Take on the stunning coastal challenge of the Ring O' Fire Race Series on Anglesey, with the epic Ring O' Fire 130, a new relay format and the Firelighter 50. Entries are open and race services cover maps, checkpoints and bag transfer for a..

Run a scenic 30 mile ultra around the Rhymney Valley Ridgeway in South East Wales, with ridge top views, trails and woodland. Staffed checkpoints, no time limits and post race care make this a welcoming challenge.

Tackle the epic 102 mile Yr Wyddfa Snowdon Ultra, a self navigation race through Snowdonia on 5 September 2026 with a 42 hour limit. Mountain experience and solid map skills are required for this tough, remote challenge.

Tackle a 45 mile mountain ultramarathon in Snowdonia, summiting Yr Wyddfa and crossing iconic peaks for spectacular but demanding terrain. Limited to 500 entrants, this scenic challenge rewards grit and mountain skill.

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

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Take on the Welsh 3000s in a guided 30 mile mountain run across all 15 peaks of Snowdonia, including the dramatic Crib Goch traverse. This non competitive supported run includes guides, transport and food stations for a mountain experience.