Horsham
Trail Running Calendar near Horsham 2026-2027
Explore the top trail runs near Horsham for 2026-2027! We've gathered 228 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
July 2027
A Pretty Muddy 5k at Tilgate Park with obstacles on woodland and lakeside paths, a double lap course and a minimum age of 13.
A multi-format running festival at Blackland Farm on 24–25 July 2027 offering 24 hour and 12 hour solos, team relays, P24/P12 challenges, camping options, and finisher medals.
August 2027
A volunteer-run 10 mile multi-terrain race across the South Downs with chip timing, two water stations, medals for finishers and a free kids' fun run.
A 103 mile continuous trail race along the North Downs Way from Farnham to Ashford with 11,000 ft of climb, a 30 hour cut off and a 50 mile qualifying standard.
Timed looped trail at Denbies Wine Estate offering distances from a single 5.3 km loop up to ultramarathon within a seven hour limit, flexible start window and medal options.
Riverside out and back races from Barnes along the Thames Path offering 10km, half marathon and marathon with marked course and checkpoint support.
The River Run at Lancing College offers a Half Marathon and a new 8 Mile on mixed riverside trails and countryside, and closes the 2027 South Coast Series.
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.
September 2027
Guided 10 km trail run around Silent Pool near Guildford, following parts of the North Downs Way and Netley Heath forest. Sessions run at dusk or at night with headtorches in a led group and a recommended pace of about 10 min per mile.
Trail half, 10K and a free 2 km kids run at Denbies Vineyard with wine stations, live music and a post-race party.
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.
Guided 10 km trail run around the Devil's Punchbowl in Hindhead, Surrey, with hills, views and group navigation. Events take place at dusk or at night with headtorches and cost £22 per person.
A multi-distance Spartan obstacle weekend at Pippingford Park on September 25 to 26 2027, featuring Sprint to Ultra races, Trifecta racing, a kids course and the British OCR Ultra Championship.
Two looped night races on the South Downs from Plumpton Racecourse: a 50 km and a half marathon on marked trails with aid stations and timed cutoffs.
October 2027
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.