Trail Running calendar near Crawley 2026-2027

A looped trail event at Wiston Estate offering 10K, half marathon, marathon and 100K on a marked 10K circuit with aid stations and an Event Village.

A Star Wars 50th Anniversary weekend on 5 and 6 June 2027 at Caldecotte, Milton Keynes featuring marathon and half marathon races around Caldecotte Lake, unique finisher medals, on-course water and toilets, and time limits for each race.

A 5k obstacle course at Royal Windsor Racecourse with mud obstacles to climb, crawl and slide, mixed tarmac and grass surfaces, staggered wave starts and a minimum age of 13. Earlybird entry prices and a fundraising target apply.

A 5 km obstacle course at Prospect Park in Reading where participants climb, crawl and slide across grassy slopes and woodland. Waves run every 15 minutes and the event is open to people aged 13 and over.

A 5k muddy obstacle course at Willen Lake with staggered wave starts, on-site toilets and parking, blue badge parking nearby, and a fundraising target of £50. The event is not wheelchair accessible.

A 27 mile evening trail marathon near Purleigh across saltmarsh, towpaths, vineyards and woods, with a 6.5 hour cutoff and a field limited to 50 runners.

Backyard Ultra at Chilton Manor Farm on 5 June 2027 features a 6706 m loop run each hour until one runner remains, with weekend camping, on route water stations, event camp facilities and medical support.

A point to point 50 km trail ultramarathon from Rochester to Tonbridge along the River Medway. The predominantly flat, fully marked course features four stocked aid stations, chip timing, live GPS tracking and an athletics track finish.

A *30 km* point-to-point trail along the River Medway from Little Fant Farm to Tonbridge, fully marked and chip-timed with three staffed checkpoints and an athletics track finish. The event has mandatory checkpoint cut-offs and an eight-hou..

Two supported London trail runs offering a 55 km ultra and a 25 km route along the Capital Ring with feed stations, chip timing and a shared finish in Richmond.

A 24-hour relay at Wasing Park with solo and team entries running repeated 8 km laps, weekend camping, Event Village facilities, and official timing.

At Prospect Park in Reading this Race for Life event offers a 10k run as two laps of the 5k course plus a separate 5k option, with grass and woodland terrain and some steep slopes.

Park-based 3k and 5k runs at Dunorlan Park with mixed grass and woodland terrain. The event is organised by Cancer Research UK and includes a fundraising pack and a finishers medal.

A multi distance trail event in the Chilterns AONB near Hitchin on 6 June 2027, with 10 km, half marathon and marathon routes for runners and riders. Start and finish are on Gosmore village green with course support and a race village.

A *10 km* out-and-back race through gravel paths and woodland at Weald Country Park in Brentwood, organised by MCC Promotions. The event includes on-day registration, water stations, prizes and supports the charity Sport In Mind.

A forest trail event at Wendover Woods offering a hilly multi-lap 10 km course with Half Marathon, 10k and Junior Run options, on-site facilities for spectators, route maps and GPX files, and medals plus free photos for participants.

An urban ultramarathon from a central London Run HQ with three distances including a 100km route that visits 100 plus landmarks. The event emphasises accessibility, on-course checkpoints, medals and a Top 100 finishers list.

A 100 mile nonstop race along the South Downs Way from Matterley Bowl near Winchester to Eastbourne, with 12 aid stations, medical support and a 30 hour cut off.

A non-stop 50 km trail ultra along the South Downs Way with about 1150 m climb, four aid stations, full medical cover and a nine hour cut off.

Trail ultramarathon on 19th June 2027 at West Dean Gardens with 30k, 50k, 80k and 100k route options across the South Downs and coast.