Trail Running calendar near Gloucestershire 2026-2027

An evening running event at Westonbirt Arboretum on 6 February 2027, with 5 km and 10 km routes that pass through collections of over 2,500 trees. The surface is solid underfoot and ticket sales are currently sold out.

A Backyard Ultra near Crickhowell using 4.167 mile loops, eleven timed laps and a final race on the twelfth lap, with food, aid at HQ, medals including a 32 mile ultra award, and a 12 hour cap.

A winter running event through Westonbirt Arboretum's tree collections offering 5 km and 10 km wave entries on Sunday 7 February 2027. The organiser is Relish The Great Outdoors and tickets are currently sold out.

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.

Dalwood 3 Hills on 14 February 2027 offers three off-road distances through hilly, muddy countryside near Dalwood Village Hall. Routes include river crossings, marshalled support and are held under a Trail Running Association licence.

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.

Races in Bath that run through two restored railway tunnels, featuring distances from 500 m family Colourburst to an ultramarathon and a start and finish at Brickfields Park.

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.

Trail ultramarathon near Crickhowell offering 10, 20 and 40 mile marked routes with GPX files, canicross access, mandatory kit checks, three refuel zones and on site facilities.

A winter ultra around Bristol along the Community Forest Path, offered as a 45-mile full loop or 30-mile partial loop run anti-clockwise. The event is self-navigated with GPX files, checkpoints, chip timing and mandatory kit requirements.

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.

Trail races from Larmer Tree Gardens take runners around the Rushmore Estate with distances from a fun mile to a marathon. Courses pass chalk valleys and woodlands and include multiple feed stations and event medals.

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 in the Chilterns starting and finishing at Stonor Park on 20 March 2027. The marked course has 4000 ft of climb, five aid stations, full medical support and a nine hour cut off.

A looped trail event from Bath Racecourse with 50 km, 29 km and 10 km route options through Bath and nearby countryside, staffed rest stops, GPS tracking, medical support, and a finisher medal and T shirt.

Trail races on the South Downs Way on 20 March 2027 with 50 mile, 50 km and marathon options, marked courses, aid stations and coach transport between finish and start.

Trail races around Escot Park offer a single-lap 10K (about 10.5 km) and a two-lap half marathon, both off-road with climbs and mud; canicross categories are available and medals are awarded to all finishers.

A 32 mile loop from Baggeridge Country Park near Dudley on 21 March 2027. The mostly traffic free route uses disused railway lines and canal towpaths, includes three checkpoints and a mandatory head torch section through the 2.7 km Netherto..

Trail event in Hurn Forest offering distances from 5K up to ultra marathon on a 5.3 km out and back lap. Aid and drinks are available at lap start and finish and 20% of entry fees go to Forestry England.