Trail Running calendar near Dale 2025-2026

Run the A Nightmare Before Xmas Trail half marathon on 20 December for a festive, challenging trail with mixed terrain and a steep Hill of Doom finish. Enjoy seasonal treats, a finisher medal and a prize for best Christmas fancy dress.

Join Santa Run Wales on 20 December 2025 at Dare Valley Country Park for a festive 2.5 km or 5 km run on scenic park paths. All finishers get a Christmas medal and goody bag for a fun seasonal outing.

Explore the wild Elan and Claerwen Valleys in the Reservoir Roundabout, an annual 12 or 20 mile walking and running challenge across upland terrain. Waymarked but requiring map skills, it is volunteer run with proceeds to local charities.

Take on the third West Glamorgan cross country race at Margam Park on 18 January 2026, a scenic but testing 5 mile course hosted by Run4All Neath. Pre registration opens 1 January and no on the day entries will be accepted.

Spice Up Your Run Wales, 24 January 2026 at Dare Valley Country Park, is a 7 hour Time Challenge where you pick your laps and earn a Spice Girls themed medal for 3 km or more. Scenic trails, snacks and festival vibes await.

Take on Round 4 of the West Glamorgan XC League at Kenfig Nature Reserve on 1 February 2026, a scenic 4.2 mile cross country hosted by Cornelly Striders. Entries are capped so book in advance to guarantee your place.

Celebrate St David's Day with the Dragon Run at Dare Valley Country Park 1 March 2026, a scenic lap course offering distances from 3 km to ultras. Friendly, well supported and medal for all finishers, plus goody bags and great views.

Join the Nant Yr Arian Silver Trail Races on 14 March 2026 in the scenic Cambrian Mountains, featuring a trail Half Marathon, 10 km and fun youth races for all ages. Organized by Aberystwyth Athletic Club, the community event supports local..

Join the Dashing Dog Charity Run at Dare Valley Country Park for scenic laps and distances from 3 km up to ultra marathon, plus a flexible 7 hour time challenge. Enjoy finisher medals, on course support and fundraising for local dog rehomin..

Finish the season with the final round of the West Glamorgan XC League at Gnoll Park, Neath on 15 March 2026, a testing 5 mile cross country hosted by Neath Harriers. Club only event with no on the day entries, registration opens 2 February..

Join the Red Warrior Challenge at Margam Country Park on 22 March 2026 for mixed terrain races offering 5K, 10K and 20K options. Solo runners and canicross teams welcome at this sixth annual celebration of trail fun and challenge.

The Aberdyfi Half Marathon will take place in Aberdyfi on Saturday 4 April 2026.

Run the iconic Pendine Sands on 5 April 2026 with beach out and back routes from 5k to a 32.8 mile ultra. Expect a scenic tidal course with bespoke finisher medals and trophies for top runners.

Discover the Vale Coastal Races on 11 April 2026 with 32.5 mile ultra, 18.5 mile and 10 mile trail options. The Wales Coast Path hugs cliffs, beaches and coves, finishing at Ogmore by Sea with marked notes and checkpoints.

Enjoy stunning coastal, woodland and dune trails at Oxwich Bay with 5 km, 10 km or a self navigated half marathon. Part of the Run The Trails Series, the event is timed and all finishers receive a medal.

Take on the inaugural MTC Afanc, a one day ultra of about 39.7 miles along National Cycle Route 8 with over 4,200 ft of ascent. Limited entry and GPS tracking make this intimate but demanding race ideal for seasoned ultrarunners.

Take on a scenic 34.8 mile one day ultra from Merthyr Tydfil to Barry Island along National Cycle Route 8 on 19 April 2026. Limited to 40 runners, this inaugural edition offers an intimate yet epic challenge with a coastal finish.

Run coastal trails from Little Haven in Pembrokeshire National Park past cliffs, coves and sandy bays on exposed, undulating terrain. Choose 10K to ultra, score Endurancelife points and enjoy chip timing, a finisher medal and on site suppor..

Run at Dare Valley Country Park in Wales in a relaxed 7 hour Time Challenge where you can choose any distance from 3 km up to ultra. Scenic park loops, medals for all finishers and an on site cafe with snacks.

Rasus y Bannau is a tough mountain trail race starting and finishing in Brecon, sending runners across the wild Bannau Brycheiniog peaks. Choose a marathon or bold 75 km and 100 km ultra routes with full checkpoint support.