Trail Running calendar near Swansea 2026-2027

We have found 293 Trailruns within 80 miles of Swansea. See below where and when you can find the races.

A roughly 10 km multi-terrain run around Crediton, mostly off road on footpaths, fields and quiet lanes. The course is signposted, offers water at 5 km and the finish, and includes medals, goody bags and category prizes.

A 12 hour Backyard Ultra on a 4.2 mile loop near Crickhowell in the Black Mountains. The final lap is run in reverse as a sprint to decide male and female winners; medals are awarded for 32 miles or more.

A 43-mile ultra and team relay along the Exe Valley Way from Exmouth to Dulverton, Salmon Run links running with river conservation and community events while tracing the salmon's upstream journey.

A 23 mile trail event on the Quantock Hills where runners compete alongside horses, with an additional Pegasus Challenge 4 person relay. The event is in Over Stowey and organised by Equi-Librium Coaching and Therapy CIC.

Fan Brycheiniog is a 15.5 km mountain race in Glyntawe with 840 m of climb. The course runs over rough tracks and open fell and requires navigation and competent mountain skills.

A scenic, hilly trail half marathon in the Cothi valley near Pumsaint, offering a 13 mile race, a 6.5 mile alternative and a kids race, based at Pumsaint Village Hall on 20 September 2026.

A long running trail race in the Doone Valley, Exmoor covering about 16 km (10 miles) over scenic but hilly terrain. The 37th edition limits entries to 250, requires entrants to be at least 16 and uses chip timing.

A single loop 10K trail run at Woodbury Common on natural trails with climbs and stream crossings. All finishers receive medals and top male and female finishers receive prizes including a donated sports massage.

MacTuffX Exeter on 20 September 2026 at Exeter Arena combines ten Xercises with running in Classic and double distance formats. Entries are offered for solo, doubles and five person relays with age 18 plus and published entry fees.

An approximately eight mile multi terrain race around Crooklets and Maer Down in Bude featuring coastal and countryside trails, water stations, and a charity donation to Bude Surf Life Saving Club. Fancy dress is encouraged.

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.

MacTuffX Swansea at Neath Sports Centre on 26 September 2026 offers Solo, Doubles and Relay formats over two distance options combining ten functional Xercises and running. Entries require participants to be 18 or older; a LITE weight divis..

A five-lap ultramarathon in Berkeley, Gloucestershire across 25-27 September 2026, covering about 130 miles and 15,000 ft of ascent with a 24 hour cut off and 120 places, organized from Hamfields Leisure with camping and tracking included.

Guto Nyth Bran is a 9.6 km fell race near Caerphilly with 396 m of climb on a partially marked course. It takes place in late September, has a short walk from parking to the start, and charges £6 online or £8 on the day.

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.

A late September trail half marathon through the Forest of Dean, organised by the Rotary Club with proceeds to charity. The measured course stays on way marked forest trails with no road crossings and water stations roughly every 5 km.

A coastal 10 km race along the North Somerset shoreline, passing Black Nore Lighthouse and Redcliffe Bay. The mixed terrain route includes grass, mud, rocks and tarmac with undulating sections and a seafront finish.

October 2026

A non-stop 100 mile circumnavigation of Dartmoor on the waymarked Dartmoor Way, held 2 to 3 October 2026 in Okehampton. The route includes over 4000 m ascent, six indoor checkpoints, GPS tracking and a 34 hour time limit.

A long distance trail race of about 50 mile across eastern Dartmoor following the Dartmoor Way from Scorriton to Okehampton, with over 2000 metres of ascent, three checkpoints offering hot food, GPX route files and medical support.

A six hour timed event around the Lower Otter valley where entrants complete as many 4.4 km loops as possible. Open to runners and walkers with solo and pairs relay options and an aid station after every loop.

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