Trail Running calendar near Stow Maries 2026-2027

Enjoy a 10k trail run through Chelmsford featuring a unique brewery checkpoint. This non competitive event includes mid race and finishers drinks along with a commemorative medal for all participants.

Enjoy a flexible seven hour timed challenge along the scenic River Thames in Egham. Run as many laps as you choose to earn themed medals and distance pins on a flat and fully signed course.

A Pretty Muddy 5k obstacle event at Priory Park in Bedford where participants climb, crawl and slide around a grass and tarmac course in staggered waves. The event has a minimum fundraising target of £50 and separate adult and child entry f..

A daytime trail event at Denbies Wine Estate in the Surrey Hills offering marathon, half marathon, 10K with canic races and 1K/2K kids races; the marathon requires self navigation and all checkpoints must be reached.

A guided 10 km trail run at High Lodge in Thetford Forest on 26 July 2026, led at a conversational pace across hard-packed and single-track woodland trails. Parking is charged and trail shoes are recommended.

Flat trail races at Summerleaze Park on 26 July 2026, offering 5K, 10K and a Half Marathon with marked routes, marshals, chip timing and post-race goodies.

A looped trail event from Guildford across the North Downs in Surrey offering 50 km, 25 km and 10 km options with covered rest stops, GPS tracking, medical support, camping and shuttle transfers, plus a finishers medal and t shirt.

Interval-based running event in London on 1 August 2026 offering 10x400m and 10x800m formats. Categories include solo, doubles and relay entries with fees from £65 to £165; all entrants must be 18 or older.

Third race of the Forest Five mile series on 1 August 2026, held as Orion Harriers' ELVIS fixture. The event awards individual and team trophies and offers a discounted series rate with age-category aggregate prizes.

Out and back marathon and a half marathon on part of the Vanguard Way near Croydon. Routes pass woodland, the North Downs and Greensand Ridge; the organiser provides race T shirts and post race goody bags.

A timed Friday run on a 5.3 km out and back towpath loop along the River Thames. The event is promoted as a ten pound charity entry for Rays of Sunshine and includes a double sided finisher medal.

A 47 mile point to point ultra along the Thames from Henley to Kingston with three checkpoints offering food and drink. Finishers receive a bespoke medal and technical race kit and a 4.0 mph minimum pace is enforced.

ATW Odyssey12 is a 12 hour multi-terrain lap run at Riverside Park St Neots on 8 August 2026, held within the ATW First to Full Triathlon Festival. Entries are available solo, as pairs, or teams of 3 to 6.

A 100 mile continuous trail run along the North Downs Way from Farnham to Ashford with about 11,000 feet of climbing and a sub 30 hour limit. The race is a Western States qualifier and the 16th annual edition on 8 August 2026.

Experience a point to point ultra run through the historic English trails of Constable Country with 100 km and 50 km race options. Finishers earn UTMB Index points while traversing scenic footpaths from Newmarket or Sudbury to Brantham.

Choose any number of laps on a scenic 5.3 km loop at Denbies Wine Estate to make distances from 5 km up to ultra. Timed event with a flexible 1.5 hour start window and support on a hilly off road course.

A muddy double loop trail race at Bordon with woodland, sandy open areas and technical single track. Spectators can see runners several times close to the arena.

A rural 10k and a Junior Run at Mount Ephraim Gardens in Kent on 9 August 2026, held on undulating country lanes. The event raises funds for Oasis Domestic Abuse Services and includes a medal, photos and garden entry.

A riverside race series in Richmond along the Thames Path with 10 km, half marathon and marathon routes starting and finishing at Petersham & Ham Sea Scouts HQ. Check points are stocked and KLP Medics provide on-course medical support.

A multi-terrain 10k and half marathon around Wye with valley views and a hillside chalk crown. Venue facilities include toilets, refreshments and a small event village; entry prices vary for advanced and on the day entries.