Trail Running calendar near Builth Wells 2026-2027

A 102 mile self navigation ultramarathon across Snowdonia Eryri with 5,172 m of ascent, 11 checkpoints and a 42 hour cut off. Entrants need prior 50 mile ultramarathon experience, mandatory mountain kit and GPS tracking.

A 45 mile mountain ultramarathon around Snowdonia based at Betws y Coed with ridge trails, five staffed checkpoints and live GPS tracking. Entry for 2026 is full and participants must meet qualifying criteria and carry mandatory mountain ki..

Trail running in the Shropshire Hills from Carding Mill Valley with Marathon, Half Marathon and 10K options across The Long Mynd and National Trust land, waymarked route, on-course aid stations and a finishers medal.

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.

Trail races from Barmouth beach to Cadair Idris across coastal, forest and mountain terrain, offered in three distances with marked routes, GPX files, marshals, chip timing and post-race refreshments.

A long distance 45 mile walk or run across Wales with an 18 hour time limit. The weekend event includes overnight accommodation, coach transport to the start and refreshments along the route.

Riverside running festival in Ross-on-Wye on 6 September 2026 featuring chip timed 5 km and 10 km races, a 500 m family fun run, and canicross options. Multi terrain riverside routes, medals for finishers, on-site facilities and medical cov..

A 19 mile fell race on 6 September 2026 around Stretton summits, organised by Telford Athletic Club. Much of the route is unmarked so navigation is required and minimum age is 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..

Trail runs of 2 km, 5 km and 10 km through the Coln River valley near Coln St Aldwyns and Bibury on 06 Sep 2026. Routes are mostly on trail with on-course refreshments and a post-race BBQ, with proceeds supporting the school.

A single hill fell race over a classic horseshoe route to Waun Fach covering 11.2 km and 610 m ascent, based at Dinas Castle Inn with marshals, first aid cover and a maprun variant for solo or paired efforts.

A community trail race in Epney, Gloucestershire covering approximately 10 miles (16 km) along the canal towpath and local footpaths. The course is predominantly flat and includes marshals, an aid station and a GPX route file.

A 24 hour loop race at OnePlanet Adventure in Llandegla, Wales. Individuals or two person teams run as many 3 mile laps as possible on forest trails with about 144 m elevation per lap.

A guided mountain run across the 15 Welsh peaks above 3,000 ft in Snowdonia, covering about 30 miles with 4,000 m of ascent. Transport, guides and food stations are included and the event has a minimum age of 18.

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.

An 8 km mountain race over the three peaks of the Eifl near Pwllheli with about 490 m of ascent. Main race for over 16s with entry on the day £10; junior races are held with a £3 entry.

A partly marked fell race from the Raven Inn, covering 11.25 km with 445 m ascent. Day-entry only at £5, minimum age over 18, and participants should allow about 15 minutes to walk to the start.

A long, non-commercial fell race in the Black Mountains with a 27.4 km route and 1586 m of ascent. The event uses five checkpoints, requires full navigational kit, and operates on open access land with no on-course water provided.

A *10 km* trail race around Cleveland Lakes organised by the Cotswold Lakes Trust, run on flat tree lined paths with water views. Participants must be 15 years or over and agree to the event terms.