Swansea
Trail Running Calendar near Swansea 2026-2027
Explore the top trail runs near Swansea for 2026-2027! We've gathered 53 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
Timed lap event at Parc Taf Bargoed on 12 September 2026 offering distances from 5 km up to ultra with a 7 hour time limit.
A 12km canitrail and trail run at Halo Ogmore Valley Life Centre in aid of PAPYRUS on 13 September 2026, entry £26, dogs welcome.
Trail race in the Doone Valley, Exmoor covering 16 km (10 miles) with hilly terrain, chip timing, a finishers' medal and a 250 runner limit.
Three coastal trail races on 26 September 2026 around the Gower Peninsula offer routes of 50, 34 and 23 miles along cliffs, bays and coastal paths. The event is self navigated with checkpoints, GPS tracking and coach transfers to starts.
Trail race at Margam Country Park offering 5 km and 10 km routes through woodland with castle views. The event features chip timing, water stations, a finisher's medal and parking included with entry.
October 2026
Test your endurance on a 9 mile mixed terrain loop with an 8 hour time limit to complete as many laps as possible in Bridgend.
A 7 hour Time Challenge at Dare Valley Country Park with flexible distances from 3 km to ultramarathon options. Finishers receive a themed medal, distance pins and refreshments including doughnuts and ice cream.
A 3.2 km fell race on Fan Fawr with 305 m ascent, part of the South Wales Series; entry £2 on the day, minimum age over 16.
A seven hour Time Challenge at Dare Valley Country Park offering distances from 3km to 50km, themed finisher medals and distance pins, on course aid with vegan options, and basic venue facilities including toilets and free parking.
Join the Aberfan Memorial Run in Merthyr Tydfil to honour the 1966 victims and support the Aberfan Memorial Charity. Choose 5 km to ultra on a scenic tarmac loop along the Taff Trail with flexible start times and official timing.
Trail event at Oxwich Bay offering a self navigation half marathon plus marked 10 km and 5 km courses across coastal, woodland and dune terrain.
Timed lap event at Barry Sidings Country Park with flexible start times, distances from 5 km to ultra on a tarmac out and back course and a medal or no medal option.
November 2026
Coastal trail event in North Devon and Exmoor offering five route options from 38 km to 178 km with varied terrain and coastal views.
A 30 mile trail ultra in the Brecon Beacons with 3750 ft elevation, five checkpoints, a six hour mid race cutoff, and compulsory mountain safety kit.
Fully marked trail races at Margam Park including a half marathon and a 10k, running through woodland, parkland and the deer park with coastal views; entries include parking, timing, a medal and download photos.