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Trail Running Calendar near Forest Row 2026-2027

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Explore the top trail runs near Forest Row for 2026-2027! We've gathered 182 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

August 2026
Riverside races from Barnes along the Thames Path offering 10 km, half marathon and marathon courses with marked routes and checkpoint support.
A guided 15 mile trail run from Cuckmere Haven to Beachy Head organised by Trail-Run Explorers, with an entry cost of £15 and location postcode BN25 4AD.
Beat The Tide 10k runs along Worthing and Lancing beaches with an aid station at 5 km, canicross welcome and on-site drinks and pizza at Perch on the Parade.
Off road Half Marathon around Henfield with a riverside and disused railway course, start and finish at Henfield Leisure Centre with showers and free parking.
A 52 mile navigation challenge across the South Downs from Plumpton College, with seven staffed checkpoints, required equipment and a 23 hours completion limit.
A ten day running series in Walton on Thames from 22 to 31 August 2026 offering daily themed rubber ducks and ten giant spinning ducky medals, with distances from 5 km to ultra and certified out-and-back routes along the Thames towpath.
Free community trail run from Sandhurst to Bodiam Castle, about 10.25 km, with guided or independent GPX options and varied rural terrain.
Full and half marathons through Richmond Park on 23 August 2026, starting at Sheen Gate, using park trails with refreshments and UK Athletics affiliation.
Trail running from Lancing College across the South Downs with 5K, 10K, Marathon and 50K routes, marked courses, aid stations and chip timing.
Half and full marathons in Richmond Park on 23 August 2026, with multi-lap routes along the Tamsin Trail, refreshment points and UK Athletics affiliation.
A trail run entirely within Richmond Park offering half marathon and marathon distances, a route past the White House and park lakes, and on-course drinks and feed stations.
A 7.5 km trail loop around Ticehurst on 23 August 2026 with over 70 percent trail, a marked and marshalled course, prizes for first male and female, and tea and cake after.
A laps based timed run at Ardingly Reservoir offering multiple distances, chip timing, an aid station and a donut shaped finisher's medal.
London Backyard Ultra at Frylands Wood Scout Outdoor Centre has runners complete a four mile loop each hour until one remains, with medals, showers and refreshments.
An obstacle mud run on a permanent assault course near Dorking, Surrey, offering 5 km and 10 km options, multiple laps, and entries for solo runners, teams and charities. The course includes mud, water, walls and climbing obstacles.
A mixed trail and road out and back race from Woldingham School. The half is one 13.1 mile lap and the full is two laps, with notable climbs, varied scenery and on course aid stations and goody bags.
A chip-timed 10 km trail race through Shoreham Woods on 30 August 2026, with scenic but challenging sections and entry donations to the woods.
Day nine of the Duck n Run Totally Quackers series on 30 August 2026 in Walton on Thames features timed laps on a flat riverside out and back course, with distances from a single 3.28 mile lap up to an ultra within seven hours.
September 2026
A multi-distance trek and trail event along the South Downs Way from Eastbourne to Arundel with scenic sections including Beachy Head and the Seven Sisters. Distances of 100 km, 50 km and 25 km are supported with rest stops, medical teams, camping an..
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