Trail Running calendar near Ivinghoe 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.

A Backyard Ultra at High Lodge Thetford Forest with 4.167 mile hourly loops, an open-ended main race plus 6 and 12 hour options, chip timing, camping and on-course support.

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 fully supported 100 mile trail ultra around the Leicestershire Round with solo and four person relay options, nine stocked checkpoints and UTMB Index recognition.

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.

A mixed road and country run around Ousden in Suffolk offering 5k, 10k, half, full and ultra options with loop and out-and-back formats, regular aid stations, onsite parking and bespoke finisher medals.

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.

A backyard ultra at Breakheart Quarry where runners repeat a **6706 metre** loop every hour until one person remains; the event includes camping, marked trails and on course support in the Cotswold countryside.