Trail Running calendar near West Wycombe 2026-2027

A military‑inspired obstacle mud run at Hever Castle on 10–11 October 2026, offering **3K**, **6K**, and **12K** courses, obstacles modelled on Royal Marines training, a survival experience, and an event village with music and attractions.

Choose a scenic 10k or shorter 5k through the Chiltern Hills around Frieth, combining woodland paths and country roads. Expect rolling climbs and panoramic views for a rewarding, hilly challenge for road and trail runners.

The Titsey Trail 10k is a community running event held on Sunday, 11th October 2026. Organized by runners for runners, it raises funds for a variety of local charities.

Fully marked trail races at Grafham Water on 11 October 2026 offering a 10k and a half marathon around the reservoir, with GPX routes, water stations, first aid cover, medals and prizes for top finishers.

FOOBS Trail and Fun Runs on 11 October 2026 offers chip timed 10K and 6K trail races plus a 2K fun run at Old Basing and Lychpit Recreation Ground. Proceeds support Friends of Old Basing Schools.

A single-lap 10K on 11 October 2026 around Burnham on Crouch, featuring sea wall coastal paths and countryside trails. The event is based at Dengie Hundred Sports Centre with free parking, facilities and post-run food and drink.

MacTuffX Swindon on 11 October 2026 at County Ground mixes ten Xercises with repeated runs in solo, doubles or five person relay formats, with standard and LITE weight divisions and entry options for different distances.

A community off road running event in Marshfield on Sunday 11 October 2026 with children's and adult distances. Entries support Marshfield Primary School and the routes use temporary access across private land.

Community organised *5k* near Aldershot on Sunday 11 October 2026 with a very flat route on the Polo Fields and Basingstoke Canal towpath, chip timing, a bespoke finisher medal, and a subsidised race t shirt option.

A community-focused trail event at Blaise Castle Estate offering 1K, 5K and 10K distances, cultural food, live music and activities. Organised by Black Trail Runners to increase ethnic diversity in UK trail running.

A 10 km undulating multi-terrain race from Buckingham Town Centre through Stowe National Trust gardens and countryside, with medals for finishers and local charities supported.

A scenic approximate 15 km trail race in Tring on 11 October 2026, routed through Ashridge Estate, the Ridgeway and Pitstone Hill with water stations and finish facilities.

A lap-based out and back run along the Thames in Walton on Thames offering distances from a single 5.3 km lap up to ultra distances with a seven hour limit.

A lap based Friday timed run on a flat 5.3 km out and back course along the river Thames, with distances from 5 km up to ultra. Both attended and virtual entrants receive a finisher medal.

A 100 mile trail race from Goring and Streatley run as four 25 mile out and back spurs on the Ridgeway and Thames Path. The event features 16 aid stations, medical support, strict qualifying standards and a 28 hour cut off.

Annual 25 km and 50 km routed challenge across Kent, Surrey and Sussex with checkpointed support, food included and GPX route files provided.

A guided 10-mile trail run through the Chilterns along canals, reservoirs and past Britain’s oldest post windmill; includes trail technique coaching and a finisher’s medal for 2026. On-site parking and a 15 minute walk from the station.

A lap-based timed run at Old Warden on a flat 5.3 km course with flexible distances, a 7 hour limit, and a no-medal lower cost option.

A roughly 12 km off road race on 18 October 2026 through bridle paths and the Imber Range, passing close to the Westbury White Horse. Limited to 200 places, the event offers gender and veteran prizes and a bespoke finisher medal.

A 12.5 miles autumn trail race from Keynsham with two stream crossings, water stations, canicross places and a finisher medal for every runner.