Trail Running calendar near Gloucestershire 2026-2027

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.

Experience a twilight run through Hurn Forest with the Starburster 5 and 10 mile events. This trail race follows an out and back route under the stars and supports Forestry England conservation efforts.

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.

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 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.

Test your endurance at Cannock Chase Forest with a choice of four distances on undulating trail paths. Enjoy a scenic woodland run in Staffordshire complete with bespoke medals and free photography for all participants.

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.

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.

Celebrate Welsh culture with a flexible seven hour time challenge at Dare Valley Country Park. Run any distance from 3km to an ultra-marathon on well-maintained paths with a full aid station and finisher medals.

Experience a muddy winter adventure on the Community Forest Path around Bristol. Choose between 30 and 45 mile distances featuring chip timing, dedicated pacers, and well stocked checkpoints.

Traverse the majestic Black Mountains of Wales with 10, 20, or 40 mile trail races. Experience forest paths and river crossings on a fully marked course starting and finishing in Crickhowell.

The Imber Ultra is an annual trail run of just over 33 miles organised by Avon Valley Runners and the Rotary Club of Westbury, with route details, checkpoints, results and photos provided by the organisers.

Celebrate International Women’s Day with an all female trail run at the beautiful Culden Faw Estate. Choose from three distances featuring rolling hills and woodland paths in an inclusive environment.

A 50 km trail ultra from Stonor Park through the Chilterns, run over two 25 km loops with 4000 ft of climb, five aid stations, full medical support and a 9 hour cut off. Medals to finishers and prizes by overall and age category.

Experience a unique point to point race along scenic canal towpaths from Wolverhampton to Birmingham. Run through the historic Coseley Tunnel and enjoy water stations hosted on traditional canal barges before finishing in Brindley Place.