Trail Running calendar near Greater London 2025-2026
We have found 363 Trailruns within 80 miles of Greater London. See below where and when you can find the races.
We have found 363 Trailruns within 80 miles of Greater London. See below where and when you can find the races.
Take on a flat 30 mile ultramarathon along the scenic River Stort and Lee navigation, 15 miles each way. Enjoy grassy trails with some muddy stretches, a finishers medal for all and trophies for top three men and women.
The Chiltern Ridge Winter 50K will take place in Berkhamsted on Saturday 31 October 2026.
Run Wendover Woods on challenging, hilly forest trails with marathon, half marathon, 10k and junior distances across mixed terrain. Enjoy onsite facilities like a cafe and plenty of parking plus bespoke medals and free race photos.
Enigma Fireworks lights up Caldecotte Lake on 6 and 7 November 2026 with marathon and half marathon races around the scenic waters. Enjoy multiple laps, on course support and a bespoke finisher medal in a friendly festival atmosphere.
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.
Run the rolling South Downs from Goodwood Racecourse this November, with 12km, 19km or 21km trail options. Tackle chalk tracks, forest trails and big views, enjoy on course support, chip timing and a finisher medal, and dogs are welcome.
Run from Alexandra Gardens in Windsor along flat, fast off road trails through parkland and woodland. Choose 10K or half marathon with chip timing, free photos and an event village serving food and giveaways.
Join the H&T Running Remembrance Sunday race in Brightlingsea for a moving pre race Last Post and two minutes silence. Tackle an undulating traffic free looped trail with half and full marathon options and friendly aid stations.
Run the North Chilterns 50K, a scenic trail ultramarathon from Putteridge Bury over Warden, Barton and Pegsdon Hills with sweeping views. Limited to 250 runners, this supported 50 km course is a rewarding late autumn challenge.
Enjoy a guided 10km trail run around Hindhead's Devil's Punchbowl, with scenic hilltops and a pause for the views. Runs run at sunset or at night with headtorches, led by an experienced trail coach and Salomon ambassador.
Join a guided 30 mile trail run from Haslemere, Surrey along the Serpent Trail with stunning South Downs views. A friendly group run led by an experienced ultra runner and coach, ideal for first time ultras and seasoned trail runners.
Join a guided trail run at Box Hill, Dorking covering 12.5 miles with about 1000 m of ascent through steep, technical woodland and open fields. This noncompetitive group run suits fit trail runners and finishes with an alcohol free beer.