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Trail Running Calendar near Horsted Keynes 2026-2027

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Explore the top trail runs near Horsted Keynes for 2026-2027! We've gathered 178 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

December 2026
A 5 mile night trail run in Friston Forest with a self navigated GPX route, festive fancy dress, finisher medal and a bar exchange for returned race numbers.
A dawn-to-dusk winter trail challenge at Box Hill, Dorking featuring a 10.1 mile loop with 2,400 ft climb per lap and on-course support.
Phoenix Running West Sussex stages a timed Jingle Bell Bauble Run on the Downslink at Southwater with 5 km laps, flexible starts and a 7 hour time limit.
Community Santa fun run in Lewes on 20 December 2026 offering 5 km, 10 km, 15 km and a junior 1 mile Elf Run with proceeds to Friends of Lewes Victoria Hospital.
A small, social 10 mile winter trail run across the South Downs with a custom event T shirt and festive snacks, limited to 25 runners.
A looped trail event in Crystal Palace Park where runners complete 2.65 km laps within a 7 hour time limit. Distances range from 5 km to ultra and all participants receive a finishers' medal.
A 7.5 km trail loop around Westfield with over 80% off-road surfaces, a marked and marshalled course, hall facilities and a 60-runner entry limit.
A low key multi-lap half and full marathon along the River Thames in Walton on Thames on 28 December 2026. The UKA certified flat towpath course awards medals to all finishers and has limited places.
A flat 10 km head torch run on 29 December 2026 in Shoreham with chip timing, midway aid station, marshals and a new medal that can link with the lightlink medal.
January 2027
A 10.000 km trail race around Box Hill with steep climbs and scenic views, registration and parking at Denbies Vineyard. The event includes a kids fun run and a ladies race and uses a B Course around Denbies if Box Hill is unavailable.
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 10.5 mile marked trail run at Beachy Head on January 3, 2027 with a post-race lucky dip that assigns extra virtual mileage to complete by March 20.
Two distance road and trail races at Epsom Racecourse with chip timing, sustainable medals, prize categories and charity fundraising.
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 along the North Downs Way to Box Hill, offering group pacing, coaching, and route support for first-time ultra runners.
A multi-terrain 10k, 5k and junior run around Bewl Water on 10 January 2027 with route maps, GPX files, medals and event photography.
Informal two lap Second Sunday 5 at Richardson Evans Memorial Fields, Putney Vale on 10 January 2027, organised by Thames Hare & Hounds.
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.
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