Swansea
Trail Running Calendar near Swansea 2026-2027
Explore the top trail runs near Swansea for 2026-2027! We've gathered 56 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
December 2026
Festive 2.5 km and 5 km runs at Dare Valley Country Park on 19 December 2026 with medals, goody bags, aid station and free parking.
Seven hour Time Challenge at Dare Valley Country Park with distances from 5 km to ultra, themed medal, bobble hat and a goody bag for finishers.
Timed lap based run at Barry Sidings Country Park offering distances from 5 km to ultra on a 5.3 km tarmac lap with a 7 hour limit.
January 2027
Lap-based timed event in Rhydycar, Merthyr Tydfil with a 5.3 km tarmac lap, distances from 5 km to ultra, timed over seven hours and a no-medal entry option.
A seven hour time challenge at Dare Valley Country Park offering distances from 3 km to 50 km, with medals, aid stations and vegan goody bags.
Two self-guided winter ultramarathons in the Brecon Beacons on 30 January 2027, for experienced runners with strict compulsory kit and navigation requirements.
February 2027
Timed multi-lap run in Parc Taf Bargoed with 5.3 km laps and distances from 5 km to ultra, offering bespoke medals or a lower cost no medal entry.
A one way, fully marked 70k ultramarathon along the Taff Trail from Brecon to Nantgarw. The route moves from mountain landscapes to former industrial valleys and includes coach transfer to the start, checkpoints and live GPS tracking.
A 7 hour time-challenge at Dare Valley Country Park offering looped distances from 3 km up to ultra, with medals, distance pins, goody bags and on-course aid.
March 2027
A 7 hour Time Challenge at Dare Valley Country Park offering distances from 3 km to 50 km, themed medals, goody bags and aid stations.
Timed, lap based event at Barry Sidings Country Park on 21 March 2027 offering distances from 5 km to ultra on a 5.3 km out and back lap with a seven hour limit.
April 2027
Beach races at Pendine Sands on 11 April 2027 offering 5k, 10k and half marathon distances on firm sand with water stations and bespoke finishers medals.
May 2027
A muddy 5k obstacle course through Singleton Park with mixed terrain, staggered waves, an age limit of 13+, and on-site facilities including toilets and refreshments.
Mountain marathon and 10 mile trail race across the Pen y Fan range at Parkwood Outdoors, Merthyr Tydfil, with marked checkpoints and variable mountain terrain.