Trail Running calendar near Willen Lake 2026-2027

Explore the scenic Chiltern Hills on this trail run from Princes Risborough. Choose from five distances, from 8 km to a 50 km ultra, on a course featuring ancient woodlands and chalky paths. The event includes aid stations, a cup-free polic..

Traverse the scenic Mid Suffolk countryside on this undulating route following the River Rat. Choose between three distances featuring historic churches, multiple checkpoints, and a light meal at the finish.

The Phoenix Running - Walton-on-Thames will take place in Walton-on-Thames on Saturday 11 July 2026. You can run between 5 and 42 kilometers.

Multi distance trail event at Bawsey Country Park with lap based half, marathon and ultra options. Aid stations each lap, parking included and the event is cupless so participants should bring their own bottles.

Ultra:5K challenges runners at Box End Park in Kempston. The format requires running a 5K on the hour, either five times or three times. The fastest total time across all the runs wins.

Experience a hilly seven mile trail race or a free junior run through the landscapes of Knole Park in Kent. Enjoy a community atmosphere with bespoke medals and proceeds supporting The Running Charity.

BigHeat CampFIRE is a two day trail running festival at Mill Farm offering a 50 km ultramarathon, marathon, 16 mile, 12 km and a 2 km fun run alongside camping, yoga, live music and on course aid stations.

Race The Light is a Saturday evening trail run in Wendover Woods supporting the Chilterns Neuro Centre. Choose from a hilly 10K, a 5K, or an accessible 1.5K route. The fully-marked course is open to runners, walkers, and wheelchair users.

A 24-hour coastal trail running challenge on the Shotley peninsula. Run solo, in pairs, or in a team over a 4.3-mile loop. Camping is included for a full weekend of running.

The The Bell & Harp Chase will take place in Little Eaton on Saturday 18 July 2026. You can run 8 kilometers.

Explore the trails of the Winwick Hall Estate in this fully marked event, featuring 10k and 5k races plus a 2k kids' run. A portion of entry fees supports the Bruce Green Foundation. All finishers get a medal and free race photos.

A chip timed 10 km on 19 July 2026 in Highfield Park, St Albans, on a flat, single lap route along the Alban Way. The event village includes a free family fun run, food, music and a charity link to Alzheimer's Research UK.

Take on the challenging trails of Ashdown Forest with a choice of a 10 mile or 5 mile run. The hard-packed course offers tough climbs, rewarding views, and a friendly atmosphere. All finishers receive a bespoke medal.

Set your own distance goal in this 6-hour trail running challenge. Runners complete as many 5K loops as they can on a scenic, 95% off-road course. Every finisher receives a medal.

Day One of the 10 day Great Barrow Challenge at Suffolk Running Centre uses the Denham Flats route and offers distances from 5k to ultra. Parking and a base camp with an aid station are provided and a bespoke medal is awarded each day.

Enjoy a 10k trail run through Chelmsford featuring a unique brewery checkpoint. This non competitive event includes mid race and finishers drinks along with a commemorative medal for all participants.

Take on a scenic 7 hour timed challenge along the River Thames at Wraysbury, choosing how many laps to run from a 3 km minimum up to 50 km or ultra distances. Finishers from 3 km earn a medal and everyone gets goody bags with vegan options.

Join the Maidenhead Trail Run for a flat, scenic race through Summerleaze Park. Choose from 5K, 10K, or Half Marathon distances on peaceful trails. Your entry includes a medal, chip timing, and free photos.

A one-lap, chip-timed *10 km* trail through Garendon Park with water stations, finishers' T-shirt and photo service. Limited to 400 entries, open to ages 15 and up with transfers allowed until 19 July 2026.

RunThrough Trails South Downs offers a scenic trail run on the South Downs Way. Choose from 12k, 25k, or 50k distances starting from Queen Elizabeth Country Park. The event includes waymarked trails, aid stations, and a medal at the finish.