London
Trail Running Calendar near London 2026-2027
Explore the top trail runs near London for 2026-2027! We've gathered 197 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
January 2027
A guided 10 km trail run in the Chilterns from Church Farm Cafe, Aldbury, featuring hills, woodland routes, on site parking and bag drop.
An annual New Year five mile cross country in Penshurst village over rolling hills and woodland trails. Open to ages 10 and above with entry fees supporting Hospice in the Weald and awards across junior, local and canicross categories.
A long running mixed trail and road race at Epsom Racecourse offering ten mile and 10k options, timed results, wooden finisher medals and local charity fundraising.
A riverside 3.28 miles out-and-back event at Wraysbury offering distances from 5K to ultra and a six hour challenge, licensed by TRA and run under UKA rules.
Friday timed runs on a flat riverside 5.3 km lap with flexible entry options, charity allocation for the £10 run and commemorative finishers' medals.
Lap the Thames towpath in Walton-on-Thames with distances from a 5.3 km lap up to ultra plus flexible starts and medal or no medal entry options.
A guided 30 mile trail run from St Martha's Hill exploring the Surrey Hills and Box Hill with an experienced ultra runner and coach. Group pace, recommended 22 miles training, cost £55 and an alcohol free beer may be available.
Oceans Run in Walton on Thames on 16 January 2027 offers lap-based timed running on a flat riverside towpath with distances from 5 km up to ultramarathon.
A timed Friday "rock up and run" event at Walton on Thames on a flat riverside towpath with options from 5 km to ultra and a finishers' medal for every entry.
Timed laps on a 5.3 km riverside towpath course with flexible start windows, multiple distance options and spinning medals.
A flexible 7 hour time challenge along the River Thames in Staines offering distances from 3 km up to 50 km, medals, distance pins and on-course aid.
A winter trail event in Windsor offering 10K and half marathon routes through Alexandra Gardens with chip timing, photos, marshals and a themed medal.
February 2027
A PHOENIX Fridays charity run on 05 February 2027 with flexible start times, laps of a 5.3 km riverside course, and the advertised £10 entry donated to Rays of Sunshine.