Trail Running calendar near Hertfordshire 2026-2027

We have found 543 Trailruns within 80 miles of Hertfordshire. See below where and when you can find the races.

A guided 18 mile trail run on 12 July 2026 along the Kett’s Country Long Distance Trail, starting in Wymondham and finishing just past Cringleford’s historic twin arched bridge. The event emphasises history, nature and wildlife.

A seven mile multi terrain trail race through Knole Park on 12 July 2026, with a chip timed 3.5 km junior event for ages 9 to 15. Profits support The Running Charity and prizes include medals, trophies and cash for course records.

BigHeat CampFIRE is a weekend trail festival on 18 and 19 July 2026 near Lurgashall with four single-lap routes across dusty tracks, forests and open plains, plus camping, yoga, a wild sauna and evening live music.

Evening trail running at Wendover Woods on 18 July 2026 supporting the Chilterns Neuro Centre. Options include 10K 5K and an accessible 1.5K loop on fully marked woodland trails.

A 24 hour trail running and camping weekend on the Shotley peninsula with a fully marked 4.3 mile coastal loop, chip timing, camping at race HQ included, medals and vests for finishers, and optional sauna and refreshments.

Experience a unique festival of running at Blackland Farm with 12 and 24 hour solo endurance challenges. Explore a scenic 1 mile off road loop featuring woodland trails and inclusive camping for a complete weekend experience.

MacTuffX Brighton features a unique fitness racing format based on ten intervals of 400m or 800m. Available for individuals, doubles, or relay teams, this event offers a variety of ways to compete in July 2026.

Trail races at Winwick Hall feature fully marked 10k and 5k courses plus a 2k children’s fun run on mixed terrain with on course support, first aid and water. The event supports the Bruce Green Foundation.

ATW St Albans Summer 10K on 19 July 2026 is a single lap, chip timed 10K around Highfield Park and the Alban Way with a grass finish and mostly traffic free roads. The event village features a free family fun run, cafes, live music and fund..

Trail races of 10 miles and 5 miles on hard packed paths through Ashdown Forest near Pippingford Park Manor, featuring 1568 ft of climbing, notable downhills and views across The Downs, with medals, winner vouchers and free parking.

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.

Experience a multi loop cross country run through the scenic Surrey Hills on the tracks around Holmbury Hill. Choose between a half marathon or a ten mile distance and earn a bespoke medal at this well marshalled event.

Celebrate a 50th anniversary with a chip timed 5 mile trail race through the scenic woodland of Queen Elizabeth Country Park. This summer cross country event offers a friendly club atmosphere and post race refreshments.

A 10 km mixed trail and road race in Valley Park and Knightwood, Chandler's Ford, split into five stages with recovery intervals that do not count toward overall time. Live chip timing, prizes, and a portion of proceeds donated to the Woodl..

Day 1 of the Great Barrow Challenge at Suffolk Running Centre offers 5k to ultra distances on flat to undulating trail routes with parking, daily bespoke medals and a cupless water policy.

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.

Enjoy a flexible seven hour timed challenge along the scenic River Thames in Egham. Run as many laps as you choose to earn themed medals and distance pins on a flat and fully signed course.

An inflatable obstacle course event in Coventry on Saturday 25 July 2026 covering approximately 5 km; the 2026 edition is described as larger with more inflatable elements and participant feedback noted a positive family experience.

A timed, lap format run along The Itchen Way in Winchester with a professionally measured, permitted course. Runners may complete multiple 2.62 mile laps up to ultra distance and receive a bespoke finisher's medal and aid station provisions..

A one-lap 10K trail race through Garendon Park near Loughborough on Sunday 26 July 2026. The chip timed event is marshalled and signposted and includes water stations, race photos and a technical finisher T-shirt.

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