Trail Running calendar near Builth Wells 2026-2027

A short fell race from the Railway Car Park at Rhyd Ddu covering 4 km with 410 m ascent. The route is partially marked and navigational skills are required.

A 5.6 km fell race in Church Stretton on 14 May 2025 with 268 m total ascent. Provisional event with on the day entry and a £7 fee; junior runners have shorter course options.

Ultra-Trail Snowdonia by UTMB is a UTMB World Series trail running event in Llanberis, North Wales from 15 to 17 May 2026. It offers multiple mountain race distances from 25 km to 163 km with significant elevation gain.

A mountain trail marathon of about 26.2 miles and a separate 10 mile race start and finish at Parkwood Dolygaer in the Brecon Beacons. The marathon has three checkpoints and a six hour cutoff at 20.5 miles; compulsory kit is required for bo..

Trail races at Tackeroo Campsite in Cannock Chase with 10 km, half and full marathon options plus a two person marathon relay. Courses are entirely off road with rolling terrain, singletrack and regular feed stations.

A multi lap running event from The Unicorn Inn in Telford with routes of 8, 16 and 26.2 miles passing Ironbridge Gorge and returning via the Silkin Way. Ales, pub food and event bling are available after the runs.

The Semington Slog on 16 May 2026 features a 10 km and 2 km run from St Georges School. Routes explore the village and Kennet and Avon Canal towpath. Enjoy community activities, refreshments, and prizes.

A new 50K route from Telford Town Park to Shrewsbury that visits multiple historic Shropshire sites. The event includes chip timing, five nutrition stations, measured routes, free photos and a special series-linking segment medal.

Trail running from Sudeley Castle in the northern Cotswolds with routes from 7 km to 51 km, marked trails, outposts and mandatory kit requirements for longer distances.

A community Pretty Muddy 5k obstacle course in Singleton Park on 16 May 2026, with mixed grass and path terrain, staggered wave starts and accessibility provisions including sunflower wristbands and BSL stage content.

A mountain race on Cader Idris of 16.9 km with 915 m of ascent, run on a partly marked route that requires navigation and experience. Entries open online with a limit on competitors and chip timing in place.

Experience a fundraising trail run through the grounds of the Badminton Estate. Choose from multiple distances including a team challenge while enjoying a community atmosphere with a post race BBQ and refreshments.

A community organised 5k and 10k trail run or walk in the Cotswolds on 16 May 2026, offering adult and junior categories and raising funds for the Village Hall and the North Cerney School Association.

A point to point race of approximately 5 miles along river paths and a canal towpath on 17 May 2026, organised by Maldwyn Harriers. Entry fees vary by category and entries may be taken on the day.

A midweek fell race in the North Wales series over approximately 8 km with 470 m of climb, mandatory checkpoints and a steep uphill finish; pre-registration is required with additional entry notes and junior categories listed.

A short, hilly 5.3 km race in All Stretton on 20 May 2026 with registration at the Yew Tree Inn. The event includes junior races, supports local charities, and forms part of the Shropshire Summer Series.

Trail 5k and new 10k at Dunkertons Park lead through fields and woodlands to elevated viewpoints. Prizes are awarded for top three men and women and refreshments are provided at the race HQ.

A multi terrain 10 km run on 22 May 2026 through Parc Dinefwr, Parc Penlan and Parc le Conquet with a 90 minute cut off; entry includes cheese and wine for finishers and an optional event T shirt.

A non-stop **145 mile** towpath race from Birmingham to Little Venice, London, run under UK Athletics rules. Entry is for runners aged 20 plus, limited to 100 starters, with a 45 hour overall cut off and support options for unsupported runn..

A 26.2 mile trail marathon near Bridgend with mixed terrain, quarry and forestry sections, and a route past the Bedford ironworks. Places are limited to 60 runners and the course is marked with GPX and five feed stations.