Trail Running Calendar South East (England) 2026-2027

We have found 333 Trailruns in South East (England). Check below where and when you can find the races.

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.

Experience a scenic trail run through the grounds of Shoreham Woods in Kent. This chip timed 10k event features woodland paths and supports the local environment and dementia research.

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 mixed terrain trail along the Thames at Remenham Farm in Henley on Thames offering a half marathon, 10K and a junior race, with chip timed results, a themed medal and free race photos.

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,..

Choose a half marathon or full marathon along a flat, scenic riverside towpath from Walton on Thames to Hampton Court and back, run in laps for easy pacing. Limited places and medals for all finishers plus a giveaway for every entrant.

A coastal 7k beach race from Broadstairs to Ramsgate and back on 5 September 2026, organised with local club support. The event features individual and team prizes, on-site refreshments, and a live results feed.

Trail marathon and half marathon in North Hampshire on 05/09/2026, with climbs to 280 m, scenic countryside routes, marked courses, aid stations and chip timing. A Military Cup allows serving units to compete as teams.

A 12-hour looped run at Bloor Homes Southern Regional Office in Newbury where participants complete 3.5 km loops to earn a bespoke medal, with prizes for most loops. The event supports New Life Special Care Babies, is limited to 100 entrant..

A 10 km race through the private grounds of Loseley Park in Guildford on September 6 2026, featuring timed results, bespoke finisher medals and official on-course photography.

A community focused 10 km trail run at Dummer Down Farm on 6 September 2026. Off road course across grass, gravel and farm tracks with chip timing, a finisher medal and an event village; part of ticket sales supports Mind.

A guided group trail run of about 10 km around Silent Pool and the North Downs Way, mixing wide paths and single track, with headtorch options for night runs and optional kit trials plus a complimentary alcohol free beer subject to availabi..

A timed, lap-based Friday run along the Thames with flexible rock up and run starts; the £10 affiliated entry is donated to Rays of Sunshine and participants receive a double-sided charity medal.

A team endurance event covering 100km along the South Downs Way in under 30 hours, with standard teams of four plus support crew and a new relay option for 2026. Teams raise funds for the Gurkha Welfare Trust.

A bi-annual trail and country lane race around Bewl Water in Kent offering 10 km, half marathon, marathon and 50 km ultra options. Routes follow the reservoir and include mapped GPX routes and course information.

Trail running in the Surrey Hills with 10k, 21k and 42k routes on chip timed, well marked courses, aid stations and finisher medals. Starts and finishes at Shere Recreation Ground with free parking and an event village.

A trail running event on 13th September 2026 in Seale, based at Myrtle’s Courtyard, with marathon and half marathon routes along the Pilgrims Way and North Downs Way that raise funds for local charities.

A multi-terrain trail race from Rye Sports Centre in East Sussex offering 30k (slightly over 30 km) and 15k routes through the High Weald AONB. The course links historic churches and passes woodlands, orchards, country lanes and coastal vie..

On 13 September 2026 the Alf Shrubb Memorial returns to Slinfold with chip timed 10k and 5k trail races plus children’s races. The event finishes at Slinfold Cricket Club, supports local causes and awards a replica Alf Shrubb medal to finis..

A community 10 km race and 2 km kids fun run across the undulating rough tracks of Ashtead Common, raising funds for local charities and held with permission of the local land managers.

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