Barnet
Trail Running Calendar near Barnet 2026-2027
Explore the top trail runs near Barnet for 2026-2027! We've gathered 224 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
August 2027
Riverside out and back races from Barnes along the Thames Path offering 10km, half marathon and marathon with marked course and checkpoint support.
London Backyard Ultra at Frylands Wood follows the Backyard Ultra format: run four miles each hour until one runner remains, scheduled for 28 August 2027.
10K and half marathon on the flat trail paths of Alexandra Gardens in Windsor on 29 August 2027 with chip timing, free photos and support for Brain Research UK.
September 2027
A family-friendly muddy obstacle run in Brentwood, Essex offering 5 km and 1.5 km routes, on-course obstacles, finish-line facilities and an event village.
Flat riverside loops along the Thames in Walton on Thames on 4 September 2027 offering marathon and half marathon distances with medals for all finishers.
Chip timed half marathon and 10K across Wimbledon Common on mixed gravel and tarmac, with an event village, water stations, medal and free race photos.
A Thames Towpath trail event from Putney Bridge to Henley offering 100, 75, 50 and 25 km options plus supported rest stops and camping.
A 10 km trail run around Sandridge, St Albans, starting at Woodcock Hill on 12/09/2027 with entry listed at GBP 23.
Undulating trail races on Ashtead Common on 12 September 2027 offering a 10 km and a 2 km kids run while raising funds for local charities.
A lapped 5 km trail event in Hitchin offering seven hours to complete as many laps as desired, plus a Mini Mile, virtual option and an event village.
A technical off road trail race in Marlow on 26 September 2027 through Chiltern woodlands and chalk ridges, with sustainable race practices and chip timing.
October 2027
A fully marked 100 km trail ultramarathon around the Chiltern Hills from Chesham with GPS tracking, six checkpoints, a 19 hour limit and a 250 runner field.
Riverside out and back running event in Barnes along the Thames Path offering 10 km, half marathon and marathon distances with marshals and medical support.
Trail runs in Epping Forest on 9 October 2027 offering 10K and half marathon routes through ancient woodland with chip timing and aid stations.
November 2027
Point to point Half Marathon along the Grand Union Canal from Cowley to Cassiobury Park, Watford, on towpaths, trails and woodland. Entry from £35.