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.

Ras y Cerrig Glas is an 11.3 km fell race with 350 m of climb held from a small car park between Mynachlog-ddu and Rosebush. The partially marked route requires navigational skills and experience; entry fees include refreshments.

A guided 13 mile run from Newbridge Car Park across Dartmoor, visiting Bronze Age and medieval field systems, tors, and valley sections. The route has about 680 m ascent and requires trail shoes and half marathon fitness.

An eight hour timed loop event in Bridestowe on an out and back 5.3 km route along an old disused train line, with flexible start under a Turn Up Get Going system. Entry is limited to 70 and entrants must be at least 18 years old.

A 7 km fell race with 365 m of ascent in Machen on 31 August 2026. The route runs on steep, loose terrain so trail or fell shoes are recommended and entry is on the day with a £7 fee and age limit over 18.

September 2026

A new *15 mile* trail event in September 2026 on the Rhymney Valley Ridgeway Walk, with 2,267 ft of ascent, mostly off-road terrain, one fully stocked checkpoint and organised entry support from Rudry to Parc Penalta.

Experience a challenging 6 mile moorland race across the rugged terrain of Dartmoor including steep climbs and woodland trails. This historic off road event finishes with a fast downhill run at the iconic Haytor Rock.

A series of runs at Westonbirt Arboretum in Sept 2026 and Feb 2027, offering distances from 1 mile to half marathon on solid forest paths, with marked courses, feed stations, event medals and age‑based entry rules.

Trail races from Barmouth beach to Cadair Idris across coastal, forest and mountain terrain, offered in three distances with marked routes, GPX files, marshals, chip timing and post-race refreshments.

A long distance 45 mile walk or run across Wales with an 18 hour time limit. The weekend event includes overnight accommodation, coach transport to the start and refreshments along the route.

Riverside running festival in Ross-on-Wye on 6 September 2026 featuring chip timed 5 km and 10 km races, a 500 m family fun run, and canicross options. Multi terrain riverside routes, medals for finishers, on-site facilities and medical cov..

A single hill fell race over a classic horseshoe route to Waun Fach covering 11.2 km and 610 m ascent, based at Dinas Castle Inn with marshals, first aid cover and a maprun variant for solo or paired efforts.

A small community trail race in Epney, Gloucestershire covering about 10 miles along the Gloucester to Sharpness Canal towpath and local footpaths. The route is marshalled, includes one aid station, and a GPX file is provided.

Coastal running from Exeter to Babbacombe Downs with 50k, marathon and half marathon options; cupless format, marked coast path, cut-offs, and a bespoke medal plus a warm pasty at the finish.

A high level 10.5 mile trail race across rocky, boggy Dartmoor terrain, featuring an ascent of the Red Lake Volcano and a touch of Ryder's Hill. The route is fully marked and marshaled and requires runners to be at least 17 years old.

Run as far as you like at Alice in Runderland, a timed multi lap event at Parc Taf Bargoed with flexible start times and on course support. Choose from one lap up to marathon and earn a bespoke finisher medal.

A 5.25 km off road fell race on Dartmoor with 276 m ascent, starting and finishing at Sourton Village Hall. The course requires self navigation with compulsory checkpoints and includes separate marked junior races and category prizes.

A long, non-commercial fell race in the Black Mountains with a 27.4 km route and 1586 m of ascent. The event uses five checkpoints, requires full navigational kit, and operates on open access land with no on-course water provided.

An eight miles town to tide charity run from Barnstaple Pannier Market to Crow Point with a one mile children's fun run and an event village. Funds raised support Families in Grief's 20 Years of Hope campaign.

A 10 km fell race at Seatown and Chideock Hill on 13 September 2026 with about 570 m of climb. Entry is available beforehand or on the day for a £20 fee and the minimum age is 18.

A 12 km canitrail and trail run at Halo Ogmore Valley Life Centre in Ogmore Vale on 13 September 2026, held in aid of PAPYRUS. Participants may take part with dogs; tickets are listed at £26 and refunds are not offered.

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