Trail Running Calendar United Kingdom 2026-2027

Three mapped walking routes from Marlow of 25 km, 40 km and 50 km with checkpoints, time limits, mandatory kit and limited online entry.

Multi-terrain 10 km and 5 km runs around Thompson, Norfolk, with bespoke medals for all and trophies for top finishers. Proceeds support the Thompson Millennium Green Charitable Trust.

A lap-based trail event at Mill Marsh Park on 04 October 2026, with a 5.3 km lap that can be repeated for distances from 5 km to ultra. Flexible start times, a 7 hour time limit, and medal or lower-cost no-medal entry options are offered.

A chip timed, multi terrain 5 mile race on 4 October 2026 at Carlton Park, Saxmundham, with prizes and a finishers memento. Junior fun runs of 1 km and 2 km are included with medals for all junior finishers.

A 10 km trail race on 4 October 2026 along the Bridlington seafront and through Sewerby and Danes Dyke. Medals for all finishers and trophies for the top three men and top three women.

A junior fell running race in the Pennines for ages 6 and up. The 2 km course starts near a classic pub. Entry is available on the day.

A 50 mile coastal ultramarathon along the Essex saltmarshes, starting at South Woodham Ferrers Rugby Club and finishing at Maldon Promenade Park. Fully supported with aid stations, GPX route files, a shuttle option and a 15 hour cut off.

A traffic free one lap 5K through Roundhay Park that passes the lake and climbs to the Mansion House. Entries are limited to 300, chip timing is provided and finishers receive medals and individual prizes.

MacTuffX Brierley Hill on 4 October 2026 is a functional fitness race in Brierley Hill West Midlands featuring ten Xercises plus running across individual team and relay categories with a LITE weight option for lower loads.

A community organised 10 km race at Imberhorne School featuring mixed terrain, marshals, chip timing and a sustainably sourced finisher medal supporting local charities.

Half marathon and 10 km races at RAF Greenham Common in Thatcham, Berkshire. The traffic free, flat course has water stations, free parking and a children's race paid on the day for £5; proceeds support New Life Special Care Babies.

An off road marathon from Salisbury to Winchester on 4 October 2026, run mostly on historic country tracks. The event offers full, half and a five mile mini, includes buses and finisher items, and raises funds for local charities.

Castle Carr is a 24 km fell race in the South/West Pennines near Hebden Bridge on 4 October 2026, with about 1200 m of ascent and official FRA permit and insurance.

Mud Madness at Chatelherault Country Park on 4 October 2026 offers a 1 km kids course and a 5 km family mud run with obstacles, water hazards and staggered waves, plus on-site parking, registration t-shirts and finishers' medals.

A five day series across the Isles of Scilly offering marathons, half marathons and island loops on five islands. Participants can complete the full series or enter single days, with marked loops and island support facilities.

Trail runs at Dodd Wood offering 8K and 5K marked, chip timed courses where dogs run on a harness and most sections allow two dogs per runner.

A chip timed 10 km trail race through Somerset countryside passing the Stony Littleton Long Barrow, with full medical cover, Race Nation app integration, secure baggage drop, showers, free parking and a bespoke finisher medal.

Scenic two lap 10 km trail at Dalemain Mansion with 3.3 km and 2.3 km children's fun runs, raising funds for Jigsaw Children's Hospice and local causes.

A seaside 12 km race in Studland Bay, Dorset, starting and finishing at the National Trust visitors centre. Prizes for the top three men and women and a race memento for all participants.

An off-road runners and walkers event on an approximately 10 mile Charnwood countryside route with water stops, refreshments and separate junior options on 4 October 2026.