Trail Running calendar near Builth Wells 2026-2027

Guto Nyth Bran is a fell race on 26 September 2026 at Bedwas Community Hall covering 9.6 km with 396 m of climb. The course is partially marked, includes a short walk from parking, and is for entrants over 18.

A fully waymarked sea to summit ultramarathon from Caernarfon Castle to Rhyd Ddu, covering 29 miles with about 5600 ft of ascent. Professional mountain safety and medical teams support runners and finisher medals form part of the Sea to Sum..

Scenic 5K, 10K and Canicross runs through the private grounds of Highnam Court near Gloucester, with on-site facilities, water stations and prizes.

Trail race at Margam Country Park offering 5 km and 10 km routes through woodland with castle views. The event features chip timing, water stations, a finisher's medal and parking included with entry.

A forest trail half marathon in late September with no road crossings, chip and gun timing, water stations and medals for finishers, organised by the local Rotary Club.

A coastal 10 km race along the North Somerset shoreline, passing Black Nore Lighthouse and Redcliffe Bay. The mixed terrain route includes grass, mud, rocks and tarmac with undulating sections and a seafront finish.

A fell race near Criggion covering 11.5 km with 790 m of ascent on a partially marked course that requires navigational skills. Entry is £8 and teams may enter free of charge.

A multi-terrain 10K through country lanes and woodlands on 27 September 2026, organised by Wye Valley Runners to raise funds for the Herefordshire Special Care Baby Unit. The race finishes at Credenhill Social and Sports Club with on-site c..

A guided trail run of about 10 km around Llangollen visiting Castell Dinas Bran and the Abbey and returning via the canal. The group keeps a steady pace with regular regrouping stops; members may enter for free while standard entry is £19.5..

A multi terrain 10K through Bournville parks and streets, organised by Bournville Harriers, run over two laps from Rowheath Pavilion with finisher medals and performance prizes.

Repeat a 9 mile mixed-terrain loop at The Nature Centre, completing as many laps as possible within an eight hour limit.

A 7 hour Time Challenge at Dare Valley Country Park with flexible distances from 3 km to ultramarathon options. Finishers receive a themed medal, distance pins and refreshments including doughnuts and ice cream.

A short fell race on Fan Fawr covering 3.2 km with 305 m of climb, requiring experience and navigational skills. Entry is on the day only for £2; minimum age over 16 and junior races to be confirmed.

An uphill only 10 km from Ruthin to the Jubilee Tower on Moel Famau, featuring mixed terrain and a summit finish above 550 m; transport back to town can be purchased on site.

A trail half marathon through the Quantock Hills with technical trails, climbs, stiles and stream crossings. The route has marshals, two feed stations and clear signage, with awards for top finishers and weekend camping and bunkhouse option..

A functional fitness race in Brierley Hill combining ten strength Xercises with repeated 400m or 800m runs, offered for solo, doubles, and relay teams.

A chip timed 10 km trail race on 4 October 2026 through Somerset countryside, passing a prehistoric long barrow. The event includes a bespoke medal, Race Nation app support, camping nearby and proceeds shared with two charities.

Trail event at Ashton Court Estate offering 6 km and 10 km trail or ruck options with GORUCK Rucker 4.0 and competitive or open categories.

A beginner friendly off road 10 km along the River Wye from Ross on Wye with nearby facilities, parking and a bespoke finisher medal; postponed until 4 October 2026.

An inflatable obstacle course event in Cheltenham on 10 October 2026 offering 2.5k to 15k distances, on course music, a finisher's medal and family friendly entry rules.