Trail Running calendar near Bryn 2025-2026

The Westonbirt Arboretum Winter Night Race is a unique running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between 5km and 10km routes, which offer a beautiful and varied landscap..

Enjoy a winter run through Westonbirt Arboretum's stunning tree collections on solid underfoot trail style paths. Distances of 5 km and 10 km suit all paces. Tickets are sold out.

Take on the Sidmouth Four Trigs, a 27 km off road loop from Sidmouth Watersports Hub visiting four trig points along your chosen route. Scenic coastal and hill terrain with race proceeds supporting Cardiac Risk in the Young.

Join the Wye Valley Brewery Muddy Woody on 8 February 2026 for a muddy, runnable trail romp of about 6 miles through forestry and stiff hills. Limited to 300 places, entrants get a bespoke Muddy T shirt and chip timing.

Take on the Wiltshire 10, a scenic 10 mile route from Melksham to picturesque Lacock, with medals for all and prizes in veteran categories. Entry capped at 300 with on site facilities and water stations.

Tackle mud, river crossings and three scenic routes at the Dalwood 3 Hills on 15 February 2026 near Axminster. Choose from a challenging 10 mile, a compact 5 km or a family 3 km for countryside fun and great views.

Join the SMaRTT Smasher on 15 February 2026 in Calne for a flat, traffic free 10k along the national cycle network to Stanley and back. A lively 1 mile fun run for under 17s adds family fun and all finishers get a memento.

Run Brimscombe's canal towpath at the Back to the 80s timed event, choosing any mix of 2.62 mile laps to make 5k to ultra distances. Enjoy a relaxed one hour start window, seven hour limit and a bespoke finisher medal to mark your effort.

Join the Dartmoor Winter Traverse on 21 Feb 2026, a fully supported south to north challenge across wild moorland with 50 km and 30 km options. Generous cut offs, guide support and GPS tracker hire help on sparsely marked terrain.

Experience Bath from below on the atmospheric Two Tunnels route, with Colourburst 500 m and 2 km fun runs plus 5 km, 10 km and half marathon options. Start and finish at Brickfields Park amid lit tunnels and mixed tarmac and trail underfoot..

Take on the Sorbrook Slog on 22 February 2026, a lively 7 mile multi terrain race through footpaths, fields and gullies around Sorbrook and Sluvad in Cwmbran. Enjoy marshals on course, post race tea and cake and a finishers goodie bag.

Pair up for a winter challenge across Dartmoor's Eastern Tors, starting from the Rugglestone Inn in Widecombe. This demanding 11 miles route with 830 meters of climb needs teams, required kit and pre entry for a small, limited field.

Tackle Dartmoor's Hameldown Hammer on 28 February 2026 in Widecombe in the Moor, with a challenging half marathon, an 8 mile 7EVEN and a new Hammer Ultra. Expect rugged grassy and rocky trails, big ridge climbs, bespoke medals and a cupless..

Castle 2 Castle Ultra is a sold out 32 miles run from Powis Estate in Welshpool to Caffi Wylfa in Chirk, blending fast flat paths, rolling footpaths and open views. Prizes await top finishers and everyone gets a finisher plate and goodies.

Tackle a rewarding 25 mile circular walk through the Shropshire hills, starting and finishing at Minsterley Village Hall on 28 February 2026. Organised by LDWA Marches Group, this challenging route needs map and compass and is currently ful..

Run the scenic Brecon to Cardiff Ultra, a fully marked 70 km one way race along the Taff Trail on 1 March 2026. Enjoy epic views, checkpoint support and a finishers medal as you cross the line at Coleg y Cymoedd in Nantgarw.

Take on the Brecon to Cardiff Xtreme, a winter mountain trail offering a challenging 75 km ultra or a 26.2 mile marathon across rugged ridges. Navigation, big climbs and stunning upland views make this a true mountain test.

Take on the Imber Ultra, a 33.5 mile trail around Salisbury Plain from Westbury on 1 March 2026. Organised by Avon Valley Runners and Rotary Club of Westbury, this charity event is limited to 160 runners and includes goody bags and prizes.

Join the St David's Day Dragon Run at Dare Valley on 1 March 2026, a relaxed seven hour challenge where you choose how many laps to run. Expect scenic trails, medals from 3 km and tasty goody bags with vegan options.

Push your limits at Haldon Horror on 1 March 2026 in Haldon Forest Park with 3 hour, 6 hour or 12 hour formats on 5 mile laps and canicross options. Medals, live GPS tracking and free photos await, just bring a headtorch.