Trail Running calendar near Builth Wells 2026-2027

We have found 280 Trailruns within 80 miles of Builth Wells. See below where and when you can find the races.

Starts at The Unicorn Inn in Telford, the route follows Ironbridge Gorge and the Silkin Way. Options include eight miles, sixteen miles or a full marathon and food and ales will be available afterwards.

Join the Semington Slog on 16 May 2026 for a scenic 10K or family 2K around the village, canal towpath and leafy lanes. A friendly community fundraiser at St Georges School with marshalled routes, children’s activities and tasty food, plus..

Run the Shropshire Historic 50K from Telford Town Park to The Quarry Park in Shrewsbury on 16 May 2026, via Ironbridge, Buildwas Abbey and Wroxeter Roman City. Officially measured with chip timing, nutrition stations and free photos.

The Maverick Cotswolds Trail returns for its 11th year on May 16, 2026. Starting from the historic Sudeley Castle, runners can choose from five scenic trail distances, from a 7km Short to a 51km Ultra. This dog-friendly event features a cup..

Tackle the 10 mile Sirhowy Challenge on 17 May, a scenic multi terrain loop climbing 1500 ft to Machen Trig Point through the rolling Sirhowy valley. Undulating terrain suits adventurous runners and all finishers receive a drinks token.

The Batch Bash is a short, sharp fell race in Shropshire featuring a 4.8 km course with 305m of climb. It takes place on an evening in May. Entries are available in advance or on the day.

A tough trail marathon covering 26.2 miles of mixed terrain, including quarry and forestry sections. With only 60 entries available, it's a challenging test that finishes with a bespoke medal. The event starts and finishes at the Bridgend M..

Run 145 miles non stop along the Grand Union Canal from Birmingham to Little Venice on a fully waymarked towpath. Limited to 100 starters with supported or unsupported entries and a 45 hour cutoff, it is a classic long distance challenge.

Walkers and runners can choose between 10-mile and 16-mile routes through the scenic Shropshire-Mid Wales borderlands, finishing on the Offa’s Dyke National Trail. The event features well-marked paths, checkpoints with refreshments, and sup..

Enjoy a lively 6.5 km hill run on Mynydd Myfyr near Oswestry with mixed terrain and 150 m of climbing, supporting Trefonen Hill Walk Weekend. Entry on the day welcome; scenic views and prizes make it a rewarding spring challenge.

A flat riverside trail event in Taunton on 24 May 2026 offering a 10K and a half marathon. Awards for top finishers and a large finisher medal are included, and past participants note friendly marshals and good feed stations.

A chip timed *10k* trail run on 24 May 2026 that starts and finishes at Bredon Cricket Club. The marshalled route climbs to the 299 m summit of Bredon Hill and all finishers receive a medal.

The Crocodile 8 returns for its 26th year with a challenging 8.8-mile route through Herefordshire's hills, trails, and woodlands. Enjoy music along the course and collect a finisher's medal. The event starts and finishes at Burghill Communi..

An off-road race in Dursley on 25 May 2026 covering about 10.31 km with 318 m of climb, visiting Cam Peak, Cam Long Down, Uley Bury and Downham Hill. Entries are limited to 120 and handled via Entry Central.

Celebrate 50 years of Rocky with a flexible Time Challenge in Dare Valley Country Park. Choose your distance over 7 hours on scenic footpaths and earn a themed medal. All finishers get a goody bag, snacks, and ice cream.

Explore Telford's historic landscape on this new 50-mile trail ultra. The route takes in famous landmarks like Ironbridge and the Wrekin. Four well-stocked aid stations provide support along the way.

June 2026

The VOGUM is a 40-mile ultra marathon along the Wales Coast Path from Porthcawl to Penarth. Runners will experience coastal trails, historic landmarks like Ogmore Castle, and fully supported checkpoints. The event has no time limit and emph..

Run the Divorce Day Defib Fundraiser this June with 8 mile, 16 mile or marathon routes along the Silkin Way, crossing the iconic Ironbridge. Expect varied trails, fancy dress and a welcoming community as you raise funds for a life saving de..

Trail races in the Brecon Beacons on June 6 2026, offering marathon and half marathon options plus weighted bergen editions. Runners move from daylight into night and may need a torch.

A multi-distance running event in Bath that routes through two restored railway tunnels, including a 1672 m subterranean section. Distances range from a 500 m Colourburst to an ultramarathon, with the start and finish at Brickfields Park.