Trail Running calendar near Stonor 2026-2027

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.

An inflatable 5K obstacle course takes place in Bournemouth, Dorset on Saturday 1 August 2026. The 2026 edition follows previous events at Norfolk Showground and received positive feedback about staff and obstacles.

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 road half marathon and a multi-terrain 5K around Sturminster Newton on 2 August 2026, organised by the Dorset Doddlers as a Dorset Road Race League event with on-course support and children's races at the school field.

A club-run *10-mile* multi-terrain race across private lanes, tracks and footpaths in the South Downs with mile markers, two water stations, medals for all finishers and post-race teas and home-made cakes. The event supports The Rosemary Fo..

Wear a helmet for a great cause during this unique evening trail run in Westbury. Support charity while navigating local trails and competing for the best helmet prize.

A four day, 184 mile endurance race based at Kemble Station in the Cotswolds. The event is split into four stages and requires competitors to be self sufficient with mandatory navigation and safety kit.

Experience a 57 mile point to point ultra marathon following the scenic Thames Path from Kemble to Oxford. Enjoy a well supported route featuring multiple checkpoints, bespoke finisher medals, and trophies for top performers.

A 49 mile Thames Path ultra forming stage two of a four stage Thames Challenge, the Oxford Ultra runs along the river through several Oxfordshire towns, includes three staffed checkpoints and requires participants to carry mandatory navigat..

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.

Two trail distances along the Mendip Way on 8 August 2026, finishing at Uphill Sands Beach. The routes feature woodlands, hilltop views and coastal terrain with aid stations and a cupless policy.

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 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.