Trail Running calendar near Grafham Water 2026-2027

A 50 mile off-road ultra at Denbies Wine Estate on 19 June 2027 featuring a flat-ish one mile loop, chip timing and up to 30 hours to finish. Multiple timed and multi-distance options run alongside marathons and half marathons.

A timed endurance event at Denbies Wine Estate where participants run one mile on the hour for 12 consecutive hours. Attended and virtual options run simultaneously and places for the attended event are limited.

A timed trail weekend at Leybourne Lakes on a fully marked 2.5km loop with 6, 12 and 24 hour options plus relays. Race village offers basecamp space, live timing, medical support and finisher medals.

A 5k obstacle course at Trinity Park with muddy climbs, crawls and slides, held in staggered waves. The grassy course is fairly flat and the event requires participants to be 13 or older.

A 21.2 km trail half marathon across Dunstable Downs with 450 m of climbing, waymarked trails, two aid stations and a licensed UTMB index status.

A trail Half Marathon and 10k at Carsington Water in Derbyshire on 26 June 2027, featuring waterside and countryside routes. Entries include chip timing, photos and a themed medal, with marked trails, marshals and a GPX route file.

A 24 hour obstacle course at Belvoir Castle on June 26 to 27, 2027, offering individual and 4 person team relay entries, pit crew spectator access, a post event brunch, on course obstacles, and adaptive athlete support.

Cock-a-doodle Dawdle is a lap-based trail event at Hyde Hall Farm on 26 June 2027 offering distances from 5 km to ultra marathon on a 5.3 km loop, with on-course aid, secure parking and finishers' medals.

A women's ultra trail event in the Surrey Hills with out and back routes from Denbies Wine Estate. Three course options, no cut-off times on course, and policies to support pregnant and parenting participants.

A canal-side, point-to-point half marathon from Wolverhampton to Birmingham on 3 July 2027, chip timed with seeded waves and race mementos.

A 21.1 km off road half marathon on The Ridgeway near Wendover with a loop at Whiteleaf Hill, two aid stations and a 4 hour time limit.

A flat 10 km trail run through Thursley National Nature Reserve near Thursley, Surrey. Group runs include dusk and night options with headtorch guidance, an entry fee of £22 per person, and kit and torch support available.

The Black Rocks Fell Race will take place in Cromford on Wednesday 7 July 2027. You can run 10 kilometers.

A Ridgeway trail event on 10–11 July 2027 offering 50 km and 100 km formats, finishing at Avebury Standing Stones with marked trails, pitstops, medical support, and on course services.

The Race for Life Pretty Muddy Birmingham will take place in Birmingham on Saturday 10 July 2027. You can run 5 kilometers.

The Race for Life Pretty Muddy Northampton will take place in Northampton on Saturday 10 July 2027. You can run 5 kilometers.

Timed 6, 12 or 24 hour loop event at High Lodge Thetford Forest for solos, pairs or teams up to four with onsite camping and wooden medals.

The Race for Life Pretty Muddy Stevenage will take place in Stevenage on Sunday 11 July 2027. You can run 5 kilometers.

The Race for Life Pretty Muddy Lincoln will take place in Grange de Lings on Saturday 17 July 2027. You can run 5 kilometers.

A navigational trail event near Little Baddow, Essex with a roughly 14 to 18 mile route, team entries of two or three, waterproof maps provided and mandatory compass and phone.