Trail Running calendar near Builth Wells 2026-2027

We have found 364 Trailruns within 80 miles of Builth Wells. See below where and when you can find the races.

A 43 mile point to point ultra from the Brecon Beacons to Nantgarw near Cardiff, following the Taff Trail through upland reservoirs and former railway and canal corridors. Five manned checkpoints and a midway drop bag at Merthyr are provide..

A timed event on a 2.62 mile out and back canal route with flexible rock up and run starts. Distances range from 5 km through marathon and beyond, with a seven hour time limit and a finisher medal for all.

Two Tunnels in Bath on 21 February 2027 offers many distances and runs through two long restored, lit and surfaced railway tunnels under the city, with start and finish at Brickfields Park and a charity contribution to Sustrans.

A 7 hour time-challenge at Dare Valley Country Park offering looped distances from 3 km up to ultra, with medals, distance pins, goody bags and on-course aid.

A navigational challenge in Worcester where participants are blindfolded and dropped at an undisclosed location, then must find their way back over measured distances of 6, 10 or 15 mile. Optional live GPS tracking is available for safety a..

March 2027

Ultra trail in Crickhowell on 6 March 2027 with 10, 20 and 40 mile routes, fully marked courses, GPX files and canicross friendly entries.

Trail races at Loggerheads Country Park in March 2027 offering 5k, 5k canicross and a new 10km route. Varied terrain, riverside paths and a staircase section add distinctive challenges.

Winter Green Man Ultra offers 45 mile and 30 mile anti clockwise loops around Bristol's Community Forest Path with staffed checkpoints, navigation support and finishers' medals.

A weekend trail festival at Brynkinalt Estate near Wrexham offering approx 5k and 10k races, canicross on Saturday and trail running on Sunday, with water stations, medals and awards.

A 32 miles ultramarathon from Powis Estate in Welshpool to Caffi Wylfa in Chirk on 13 March 2027, with aid stations, finishers plate, and a minimum age of 20.

A supported 50 km, 29 km or 10 km loop event from Bath Racecourse with rest stops, GPS route tracking and options for walkers, joggers and runners.

Trail races in the Cambrian Mountains offering 25 km Half Ultra and 10 km options plus junior races. Routes are waymarked, include feed stations, and the event supports local charities.

A 32 mile mostly traffic free urban loop around the Black Country, starting and finishing at Baggeridge Country Park on 21 March 2027. The route uses disused railway lines and canal towpaths and can be entered solo pairs or teams of four.

A way marked half marathon through forest trails around Speech House in the Forest of Dean on 21 March 2027. The Rotary Club organises the event with chip and gun timing, three water stations and charity links.

Multi terrain races around Chasewater Reservoir on 28 March 2027 offering 20k, 15k, 10k, 5k and a Junior Run. Entrants receive a bespoke medal, free photos and prizes for leading runners.

April 2027

Three long distance mountain trail races start and finish in Brecon, following circular routes through the Brecon Beacons National Park. Distances range from a marathon to a 100 km ultra with marked routes, checkpoints and compulsory kit re..

An 8.6 mile multi terrain race around Trawsfynydd Lake on mixed tarmac and trails with 175 m ascent, chip timed and marshalled. Proceeds support South Snowdonia Search and Rescue; open to athletes aged 17 and over.

The Pendine Sands Races stage beach out-and-back events over 5k, 10k and a half marathon on firm sand, with flagged distances, cup-free water stations, bespoke finisher medals and category trophies.

A 200 mile point to point trail race across South Wales from Chepstow to Worm’s Head, with a 120 hour limit, live runner tracking, eight aid stations and organised drop bag support.

A 50 km women focused event in Pwllheli on 17 April 2027 with a strict no-crew policy, minimum age 18, limited refund rules, and recommended third-party insurance.

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