Trail Running calendar near Builth Wells 2026-2027

We have found 407 Trailruns within 80 miles of Builth Wells. See below where and when you can find the races.

A 7.4 km mountain race near Cilcain with 375 m of ascent held alongside the village show. WFRA insured, with separate junior races across multiple age groups and specific junior distances.

September 2026

A looped off road ultrarunning event at Top Barn Campsite with 24 hour, 12 hour 50 mile challenge and a new 6 hour option, on a well marked circa 5.6 mile course with camping, water stations and medals.

A multi-terrain off-road race of about 4 miles in Shotton on 4 September 2026, with pre-entry fees (£10, £8 affiliated), prize categories by age, a minimum age of 17, and a 200-person entry limit.

A 30 mile ultra around the Rhymney Valley Ridgeway Walk with about 4,250 ft of ascent, mostly on trails and passing Mynydd Machen. The route starts and finishes at Parc Penalta and features two fully manned checkpoints.

A 102 miles self navigation ultramarathon across Snowdonia Eryri National Park with 11 checkpoints, live GPS tracking and a 42 hour cut off. Entrants must meet qualifying criteria, carry mandatory kit and use designated dropbag and pacer ru..

Yr Wyddfa Ultra 50 is a 45 mile mountain ultramarathon around Betws y Coed in Snowdonia, featuring Snowdon and the Glyderau, five manned checkpoints, mandatory mountain kit and live GPS tracking for entrants.

Trail running in Carding Mill Valley near Church Stretton with Marathon, Half Marathon and 10K options. The course crosses the Shropshire Hills and The Long Mynd and features marked routes and aid stations.

Enjoy a scenic trail run through the Staffordshire countryside starting and finishing at a canal side pub. This charity event features a 10k route followed by evening food and music.

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.

Experience an all-terrain run from Barmouth beach to the summit of Cadair Idris. Choose from three distances featuring coastal views and mountain trails with full marshal support and chip-timed results.

A long-distance walking and running event crossing Wales over a 45 mile linear route to be completed within 18 hours, presented as a weekend package with accommodation, coach transport, refreshment stops and route maps.

Experience a flat multi terrain course along the banks of the River Wye. This festival of running offers chip timed 10k and 5k races plus a family fun run and Canicross options for everyone to enjoy.

A 30.5 km fell race around Church Stretton with 1360 m ascent, partially marked and requiring navigational skills. Entry is £10 with a 180 runner limit and minimum age over 19.

Experience a point to point half marathon along the scenic Sandstone Trail from Bickerton Hill to Kelsall Hill. This event features professional timing, on course water stations, and excellent finish line facilities including showers and a..

Three trail distances through the Coln River valley on 6 September 2026, raising funds for the school’s Big Build Project; routes are mostly on trail with on-course refreshments and finish-line BBQ and cakes.

An 11.2 km fell race in the Black Mountains near Pengenffordd on Sunday 6th September 2026, following a classic horseshoe over Waun Fach on defined and improved paths. The event features marshals, first aid, a maprun option and post race sn..

A small community trail race in Epney, Gloucestershire covering about 10 miles with roughly 70 m of ascent. The circular course follows canal towpath and local footpaths and features marshals, an aid station and a GPX file for guidance.

A guided mountain run across the 15 Welsh 3,000 ft peaks in Snowdonia covering about 30 miles and 4,000 m of ascent. Transport, a mountain guide, support vehicle and food stations are included in the booking price.

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 fell race near Pwllheli over a single 8 km route with 490 m of climb that takes in the three peaks of the Eifl. Entry on the day only costs £10 and the event is insured by the Welsh Fell Runners Association.

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