Trail Running calendar near Dol-y-Gaer 2026-2027

A backyard ultra near Crickhowell on a 4.167 mile loop of trail and tarmac. Runners complete hourly laps with a final raced lap to decide the winner, medals for yard completions and a special medal at 32 miles.

A single-stage trail race of about 47 miles along the Cotswold Way from Chipping Campden to Painswick, featuring steep climbs, varied surfaces, on-course support, live tracking and a finishers medal.

Test your endurance at Wyre Forest in a unique hourly loop challenge where you choose your distance. Complete the 6.7 km forest circuit every hour to stay in the race until only the Lone Wolf remains.

A single stage, approximately 102 mile trail race along the Cotswold Way from Chipping Campden to Bath, with a 32 hour completion time and route markers, support stations and medical cover on the course.

A 23 mile trail race across the Quantock Hills at Greatwood, Over Stowey in 2026. The event also offers the Pegasus Challenge four person relay; participants must be 16 or older and entry fees are GBP 44.04 to 49.46.

A hilly trail event in the Cothi valley offering a 13 mile half marathon, a 6.5 mile alternative and a kids race, held at Pumsaint Village Hall with online entry and published route and results.

Experience a historic ten mile trail race through the scenic Doone Valley in Exmoor. This hill focused course offers stunning views and commemorative medals for all finishers in a small field limited to 250 participants.

A single loop *10 km* trail at Woodbury Common with short climbs and stream crossings. Entry is for those aged 16 and over and includes a finisher medal plus prizes for top men and women.

MacTuffX Exeter on 20 September 2026 offers solo, doubles and relay formats built from ten 400 m or ten 800 m repeats. Entries are for adults only and fees vary by category and team size.

Three long distance trail races along the Wales Coast Path in the Gower AONB, with routes that cross beaches, cliffs, marshes and farmland. The event offers navigation support, checkpoints, GPS tracking and finishers medals.

RTT Margam Trail at Margam Country Park offers 5 km and 10 km trail routes on woodland paths with views of Margam Castle. The event includes chip timing, water stations, marshalled routes and parking included with entry.

The Forest of Dean Autumn Half Marathon is a measured 13 miles 192.5 yards race on forest trails with no road crossings. Organised by the Rotary Club of the Royal Forest of Dean, the event raises funds for local and national charities.

A coastal 10 km race from Portishead Open Air Pool with mixed terrain and sea views past Black Nore Lighthouse. The undulating route features a midway water station, chip timing and a finisher medal, with entries limited to 350.

A 7 hour Time Challenge at Dare Valley Country Park where runners choose their distance. Finishers from 3km receive a themed medal, doughnuts and a goody bag, with aid tables and vegan options on course.

Trail half marathon in the Quantock Hills at Kilve Court, Somerset on 04/10/2026. The route includes technical trails, climbs, moorland and stream crossings; two feed stations, marshals and UTMB index status are provided.

Test your endurance at MacTuffX Brierley Hill in October 2026. Choose between 400m and 800m intervals in solo, double, or relay formats for a unique racing experience. This event is open to all participants aged 18 and over.

Bristol Epic Trail Sponsored By GORUCK is a trail running event at Ashton Court Estate in Long Ashton, Bristol on Sun 4th Oct 2026. Entry details, reviews, photos, course maps, and results are provided for the event.

Inflatable 5K in Cheltenham on Saturday 10 October 2026 is a five kilometre obstacle course made of inflatables. Recent listings show a five star rating and 34 bookings in the past week.

A fully marked 32 mile trail run in the Cambrian Mountains, based at Camp Plas with exclusive camping and support, limited to 100 runners and a 14 hours cut off for the main route.

A 55 km circular, self navigated trail around the Forest of Dean that mixes technical single track, riverside running and ridge views. Beechenhurst is race HQ; aid stations, medical support and a separate canicross category are provided.