Horsham
Trail Running Calendar near Horsham 2026-2027
Explore the top trail runs near Horsham for 2026-2027! We've gathered 190 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
Seven hour Time Challenge along the River Thames in Staines offering lap based distances from 3km to ultra, with medals, pins, aid stations and goody bags.
A community trail event on 19 September 2026 in Chiddingfold offering 1 km, 5 km and 10 km races, chip timing and medals for the longer distances. The event includes on site music, a bar and barbecue and supports local charities.
A 12 km team navigation endurance challenge along the Seven Sisters and South Downs Way with load bearing and non load bearing categories.
Join this flexible timed event along the flat River Thames towpath in Walton on Thames. Complete as many laps as you like over seven hours to achieve distances from 5km to an ultra marathon.
A timed lap event in Crystal Palace Park where runners complete 2.65 km laps within a seven hour limit, choosing distances from 5 km to ultra. The off road course mixes tarmac and gravel and all participants receive a bespoke finishers medal.
Two-day Spartan weekend at Pippingford Park near Nutley, East Sussex, with sprint, super, beast, ultra and kids races plus the British OCR Ultra Championship.
A timed multi lap event on 26 September 2026 in Walton on Thames combining a flat 5.3 km out and back riverside course with a cake themed aid station, multiple distance options and a seven hour time limit.
Ten mile off road trail at Eridge Park with steep climbs, muddy single track, GPX route maps, a finisher memento and cake and a pint at the finish.
A 5 km handicap trail run around Firle on 27 September 2026 with a fully marked course, prizes, and tea and cake at the village hall; entry is limited to 50 runners.
A timed lap based run at Buchan Country Park in Crawley on 27 September 2026 with distances from 5 km up to ultra and flexible start options. Entry choices include a medal or a lower cost no medal option.
October 2026
A seven hour Time Challenge along the River Thames where runners choose distances from 3 km to 50 km, with medals, distance pins and a goody bag.
A timed track event in Walton on Thames on 2 October 2026 offering 6, 12 and 24 hour formats with chip timing, 400 m laps and distance options from 5 km up to 100 mile equivalents. The track is limited to 100 runners at once.
A single-loop 100 mile trail from Plumpton Racecourse in the South Downs National Park, featuring over 12,000 ft of elevation, 12 aid stations, a 34 hour cutoff and free onsite camping. The race forms part of the South Downs Triple Crown.
Guided 30 mile trail run from St Martha's Hill, Guildford covering Box Hill and North Downs Way sections with group pacing and coach support.
A 50 km night loop in the South Downs from Plumpton Racecourse with reflective route marking, four aid stations, GPS tracking and a 12 hour time limit.
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.
Inflatable obstacle course event at Kempton Park Racecourse on 3 October 2026 with 2.5K, 5K, 10K and 15K options suitable for ages 5 and up.
A community organised 10 km race at Imberhorne School featuring mixed terrain, marshals, chip timing and a sustainably sourced finisher medal supporting local charities.