Trail Running calendar near Mapledurham 2026-2027

The Zombie Shuffle at Pengethley Manor offers 5k, 10k, half marathon, marathon and ultra options on a tough offroad course with a seven hour time limit. Virtual entries are available worldwide with medal options for paid entrants.

Experience a scenic run at the iconic Grafham Water with 5K and 10K distances held alongside a live duathlon. Enjoy a vibrant atmosphere and on site camping options at one of the UKs premier multisport venues.

Explore the Essex countryside on a 26 or 18 mile figure of eight course via Blackmore. This self sufficient event offers multiple checkpoints and a finishers meal as part of the Essex and Herts Triple Challenge.

Experience a festive night run through the woodland trails of Irchester Country Park. Choose between 5k and 2k distances featuring themed medals, fancy dress, and spooky marshals for a memorable Halloween experience.

A 5 mile timed, self-navigated night trail on 30 October 2026, run mostly through forest and downland. Fancy dress is encouraged with trophies and a post-run dessert for winners, and a tail runner will sweep the course.

A single-loop 50K trail race around the Chilterns starting and finishing in Berkhamsted. Fully marked route along The Ridgeway and Chiltern Way with three aid stations, mandatory kit requirements and a 9 hour time limit.

Experience a festive 6.66 km Halloween trail run starting and finishing at a local brewery in Chelmsford. Participants enjoy a costume focused event with medals and drinks for finishers in a social atmosphere.

Experience a night trail run through the ancient Alice Holt Forest with 5 km, 10 km, or 15 km lap-based routes. Navigate tree-lined avenues by head torch and enjoy fire pits and refreshments at the finish line.

Conquer hilly forest trails at Wendover Woods in this autumn multi terrain event. Choose from marathon, half marathon, 10k, or junior distances and enjoy on site facilities like a cafe and adventure playground.

A ten mile off road trail run in Stonehouse on 1st November 2026 featuring an uphill opening on Horsemarling Lane, muddy undulating trails, a finisher medal, and a 2 hours 30 minutes cutoff; canicross runners are welcome.

Experience a unique 5 mile out and back run through the 422 meter Oxendon Tunnel. Choose between a Thursday night or Friday morning session and enjoy an atmospheric route that requires a head torch to navigate the darkness.

Two days of marathon and half marathon races around Caldecotte Lake in Milton Keynes on 6 and 7 November 2026, with multi-lap clockwise courses, on-course water and toilets, enforced time limits, and bespoke finisher medals.

Take on flat, scenic laps along the Thames towpath in Walton on Thames with flexible starts and distances from 5 km to ultra. Limited places, aid stations, digital results and medals make this a friendly, festival style challenge.

Experience a night time trail run through the Chiltern Hills at Stonor Park. Choose from three fully marked routes and enjoy a unique atmosphere in an estate home to fallow deer and wallabies.

Nuclear Fallout is a muddy obstacle-course event on farmland offering 6 km, 12 km and a 24 km+ endurance option, with chip timing, dozens of natural and man-made obstacles, and on-site facilities including washdowns and changing areas.

Experience a scenic trail run through the Bedfordshire countryside starting from Leighton Buzzard. Choose between a classic half marathon or a metric distance featuring canal towpaths, woods, and rolling hills.

Experience a twilight trail run through the historic landscape of Cranborne Chase. This 10 km off road course navigates through woods and parks starting from the grounds of Eastbury House.

A trail running event at Stonor Park on 7 November 2026 with three routes through the Chilterns. Distances range from 7 km to 22 km, with steep sections and outposts offering snacks and hydration for the longer routes.

Experience a flat trail run through the heart of royal Berkshire with chip timed results and free race photos. Choose between a 10k or Half Marathon distance starting from the scenic Alexandra Gardens in Windsor.

Participate in a flexible 7 hour time challenge along the River Thames in Egham. Choose your distance from 3km to an ultra marathon while commemorating fallen heroes with a traditional two minute silence.