Trail Running calendar near Cwmbran 2026-2027

We have found 353 Trailruns within 80 miles of Cwmbran. See below where and when you can find the races.

Night trail races in Haldon Forest offering 10K, 5K, 2K and 1K distances plus a canicross option. Courses are marked and marshalled with chip timing, finishers medals, event photos and on-site catering.

An off road event at Pengethley Manor offering 5k, 10k, half, full marathon and ultra distances with a seven hour limit. Virtual entries and themed medals are available.

Experience the mythical landscape of Dartmoor during this midwinter trail event featuring a marathon and half marathon. Run past ancient stone circles and pagan sites on courses that offer significant elevation gain.

Pagan Trails offers two challenging winter trail runs on Dartmoor. The over-28-mile Marathon and over-14-mile Half Marathon routes pass ancient stone circles and pagan sites. It's a significant test with strict time limits and mandatory saf..

A trail half marathon and 10K in Moors Valley Country Park, Dorset, run on gravel woodland paths with lap-based routes and limited canicross places. The event is chip timed, fully marked and follows several eco-friendly measures.

The May Hill Massacre is a demanding 7-8 mile cross-country run in Gloucestershire, featuring steep climbs and muddy trails. A longer 14-15 mile Mayhem option is available for those seeking an extra challenge.

A twilight out and back trail in Hurn Forest offering 5 mile and 10 mile options. The event uses 2.5 mile laps, provides aid at the start and finish, and donates 20% of entry fees to Forestry England.

February 2027

Race through the spectacular winter landscape of Westonbirt Arboretum after dark. Choose from 5km or 10km distances on a solid, road-like trail. Explore over 2,500 species of trees under the night sky.

Exeter Half Marathon and Riverside 5 Miles take runners along the Quayside and Riverside Valley Park in early February. The weekend offers a two‑lap half marathon and a 5 mile race, with finish medals and charity places available with set f..

The Trails & Tarmac Backyard Ultra will take place in Crickhowell on Saturday 6 February 2027. You can run 4 miles.

Run through the stunning Westonbirt Arboretum, home to over 2,500 tree species, on a solid surface perfect for a scenic race. Choose from 5 km or 10 km distances with multiple wave starts for this popular winter event.

A 17 mile self navigated trail run through scenic East Devon. Runners visit four distinct trig points on a course that starts and ends at the Sidmouth Watersports Hub.

A measured 10 mile road race in Melksham with a route through Lacock, a finisher medal and prizes across age categories. The field is limited to 300 places and entries close on 1 January 2027 or earlier if full.

Experience a festive multi terrain run through the hills and mud of East Devon. Choose between ten mile five kilometer or three kilometer routes designed for various experience levels and ages.

Coastal trail races around Portland on 14 February 2027 offering marathon, half marathon and 10k. The route follows the South West Coast Path and is self navigation via GPX, with mandatory kit rules and entries capped at 500.

Choose your distance from 5k to Ultra on a tough off road course at Pengethley Manor. Experience vineyard trails with a seven hour time limit and unique medal options for individuals or pairs.

Traverse the remote wilds of Dartmoor in this supported 30 km or 50 km winter challenge. Open to both runners and walkers, the off road route takes you through the most beautiful and rugged landscapes of the North Moor.

Run through the longest underground tunnels in the UK on a historic railway path in Bath. This event offers distances from 500m to an ultra marathon with both flat and hilly route options for all participants.

An annual 12 mile trail race around the Vale of Pewsey organised by Pewsey Vale Running Club, listed in Worlds Ultimate Running Races. Proceeds from the Terminator have helped the club donate over £101,000 to local charities.

A 7 hour Time Challenge at Dare Valley Country Park offering flexible distances from 3 km up to 50 km, with lap counting for half marathon, marathon and ultra. Finishers receive a medal and a goody bag, with vegan options available.