Trail Running calendar near Welwyn 2026-2027

We have found 514 Trailruns within 80 miles of Welwyn. See below where and when you can find the races.

Test your endurance at this 24 hour trail event on the scenic Shotley peninsula. Run solo or in teams on a 4.3 mile coastal loop with inclusive camping and a supportive community atmosphere.

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.

Experience scenic trail running through the Winwick Hall Estate with distances for the whole family. Support the Bruce Green Foundation while tackling marked routes across hills and country paths.

Enjoy a flat and fast chip timed 10k race through Highfield Park and along the scenic Alban Way. This family friendly event features live music, a fun run, and a buzzing event village in St Albans.

Experience a rewarding trail run through Ashdown Forest featuring hard packed paths and 1568ft of elevation. Choose between 5 or 10 miles and enjoy spectacular views across The Downs.

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.

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..

Experience a scenic 10k trail run through the historic Garendon Park in Loughborough. This chip timed event features an undulating one lap course through wooded paths and open countryside for runners of all abilities.

Experience the scenic beauty of the South Downs Way with trail races starting from Queen Elizabeth Country Park. Choose between three distances featuring woodland paths and panoramic views across Hampshire and Sussex.

UTMB Index

Bright Skies Surrey Hills on 26 July 2026 at Denbies Wine Estate in Dorking offers trail races from 10K to marathon, plus Canix and kids races. The marathon is self navigated with mandatory checkpoints.

August 2026

Looped trail event from Guildford on Sat 1 Aug 2026 with 50 km, 25 km and 10 km options. Staffed rest stops, GPS tracking and medical support are provided, plus camping, transfers and special categories for walkers and fast runners.

MacTuffX London offers a unique interval based competition featuring 400m and 800m repetitions. Participants can compete individually or in teams of two or more across six different event categories in August 2026.

Run along the scenic Vanguard Way on an undulating out and back course from Croydon through the North Downs. Choose between a full or half marathon and enjoy a route filled with historic landmarks and woodland trails.