Trail Running Calendar Wales 2025-2026

Challenge Snowdon in a 24 hour ultra trail from Llanberis, climbing and descending Yr Wyddfa as many times as you can in a day. Solo or team relay options, full event village support and UTMB indexing make it a scenic, relentless test.

Run across the wild Gower Peninsula from Penrice Castle basecamp with distances from 10 to 100 km, including a figure of eight ultra and weekend camping. Expect on course support, GPS tracking, and finisher goodies.

Take on coastal trails at Merthyr Mawr Warren National Nature Reserve on 18 July 2026 with 12K, 40K and family races like Bunny and Toddler Dash. Expect sand dune descents, river crossings and dramatic cliffside views for a true Welsh trail..

Take on the Welsh 3000 Challenge and aim for all 14 Snowdonia peaks in one epic guided route from Pen Y Pass. Choose a 20 hour push or a two day option with qualified leaders, support stops and run or walk paces.

Take on the Dragon Coastal Races along the Wales Coast Path with 30, 50 or 100 mile point to point courses finishing in Cardiff Bay. Scenic coastal trails, dunes and forests, fully waymarked with live GPS tracking and checkpoints for a supp..

Take on the Paddy Buckley Round, a fully supported, guided three day loop in Snowdonia visiting 47 summits across 100 km. Small groups return to Capel Curig daily with on route refuelling to keep the mountain challenge manageable.

The Beacons Way Ultra is a stunning but demanding 100 km trail across the Brecon Beacons high ground including Pen y Fan. 24 hour cutoff and 250 places by application make this race ideal for experienced navigators with strong hill fitness.

Tackle an epic 100 mile ultramarathon across the Brecon Beacons National Park, summiting iconic peaks and crossing wild mountain trails. Limited to 250 runners with live GPS tracking and full checkpoint support, this is a true test of endur..

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..

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 Pen Y Fan Challenge on 26 July 2026, a scenic trail run to the summit of the highest peak in South Wales with 5 or 13 mile options. Entries include a buff, medal, chip timing, marshalled route and post race refreshments for a re..

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 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.

The Beast of Llangattock on 22 August 2026 is a scenic trail running challenge around the Llangattock Escarpment with panoramic views of the Black Mountains, Sugar Loaf and the Brecon Beacons. Routes from 10 km to 51 km suit all levels with..

Take on the Black Cattle Ultra on Saturday 29 August 2026, a scenic trail running from the Black Mountains into Cardiff, finishing near Castell Coch. Choose between 71K or 53K routes through mountains, wooded vales and villages.

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.

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.

Take on the Yr Wyddfa Snowdon Ultra 100, a 102 mile mountain ultramarathon across rugged Snowdonia with roughly 5,172 m of ascent and demanding self navigation. Limited to 250 runners, it features checkpoints, live GPS tracking and a 42 hou..

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.