Trail Running calendar near Aylesbury 2026-2027

Obstacle course races at Badminton Estate on 16 August 2026, with Sprint 5 km, Super 10 km, Beast 21 km plus a kids race and spectator options.

Off road half marathon in Henfield on 16 August 2026 with riverside and disused railway sections, flint paths and stiles; facilities include changing rooms and free parking.

A 10 km multi-terrain trail run at Ramsbury Brewery on August 16, 2026, with a canicross option. Entries include chip timing, a medal, race photos and a pint cup with a free alcoholic or non-alcoholic drink.

Trail 10k and new 5k around the Malvern Hills foothills with finisher medals, prizes, field parking and a two hour cut off.

A guided social trail run on a 10 mile loop through the ancient droves of Mildenhall and Lakenheath, with run leaders, scenic stops and post run refreshments.

Evening trail events in Chelmsford on 17 Aug 2026 offering a 10 km trail run, a 10 km social hike and a timed 15 km hike supporting the British Heart Foundation.

A timed, flexible run along a 3.28 mile out and back route beside the Stroud Waterways canal. Runners choose distances from 5 km up to ultra and may complete as many laps as they wish within a seven hour limit.

A single lap 10 km off road race through Wyre Forest on 18 Aug 2026 with limited places, canicross allowed and no on the night prizes.

A 7-hour Time Challenge along the River Thames near Staines with flexible starts and distances from 3 km to 50 km. The event is licensed by the Trail Running Association and offers medals, distance pins and a goody bag.

An evening trail race of **10 km** on the original anti-clockwise course, with a GPX route, event T-shirt, timed finish and post-race coffee and cake.

A seven hour timed event on 21 August 2026 at Wraysbury with lap based distances from 3 km up to 50 km, themed medals, goody bags and aid stations.

Trail races at Wendover Woods feature a half marathon, 10k, 5k and junior race across steep woodland with 181 m of climb. Entries include a themed medal, free photos, chip timing and post race goodies.

About 52 miles across the South Downs National Park, a circular challenge from Plumpton Agricultural College visiting Lewes, Glynde and Alfriston with about 7,000 feet of ascent.

A ten day running series in Walton on Thames from 22 to 31 August 2026 offering daily themed rubber ducks and ten giant spinning ducky medals, with distances from 5 km to ultra and certified out-and-back routes along the Thames towpath.

Full and half marathons through Richmond Park on 23 August 2026, starting at Sheen Gate, using park trails with refreshments and UK Athletics affiliation.

Point-to-point mixed terrain running from Mayflower Park following the Old Way pilgrim trail, with 15 Mile and Marathon options. The route includes a short boat crossing of the Hamble River and passes several historic landmarks.

Trail running from Lancing College across the South Downs with 5K, 10K, Marathon and 50K routes, marked courses, aid stations and chip timing.

Half and full marathons in Richmond Park on 23 August 2026, with multi-lap routes along the Tamsin Trail, refreshment points and UK Athletics affiliation.

A trail run entirely within Richmond Park offering half marathon and marathon distances, a route past the White House and park lakes, and on-course drinks and feed stations.

A self navigation trail event along the Colne Valley Path with marathon and half marathon distances, stocked aid stations, cupless arrangements, a pre-race shuttle and optional medal choices.