Trail Running calendar near Henley-on-Thames 2026-2027

A muddy double loop trail race in woodland and sandy terrain near Bordon, with technical single track and wet bog sections. Offers a 5 km single lap and a 10 km two lap option with a 75 minute first lap cutoff.

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.

Riverside race in Barnes offering 10km, half marathon and marathon routes along the Thames Path, with marked out and back courses, staffed checkpoints and professional medical support.

The Hart 4 is a four-hour trail relay where teams of four race a scenic 4km loop at Minley Manor. With categories for male, female, and mixed teams, it's a fun, traffic-free challenge. The event features chip timing, medals for all, and a l..

The Stopsley Trail Race on Sunday 9 August 2026 offers 5K, 5 miles and 10 miles on scenic undulating trails along the Bedfordshire and Hertfordshire border. Entries include chip timing, bespoke medals, free photos and participant goodies.

A summer charity trail event in Cold Norton on 9 August 2026 offering a 10 km and a 13.1 miles route. Routes are unmarked narrative trails and the event raises funds for Farleigh Hospice while requiring participants to carry their own cup o..

Multi distance races around Bath that pass through two disused railway tunnels and follow canal and city sections. Organised by Relish Running Races with medals, timed results, aid stations and on site facilities.

A 6 mile informal group run at Croome Park on 10 August 2026 organised by Black Pear Joggers. The one lap off road route includes a lakeside section and finishes with cake and tea or coffee, with profits to the National Trust.

A mainly trail 5k loop from Peveril Point along the Jurassic Coast to Anvil Point Lighthouse and back into Swanage. The race is part of Swanage Lifeboat Week and one of six events in the Purbeck Trail Series.

A 7 hour Chasing Numbers timed event on 14 August 2026 in Egham. Runners choose their distance on a signed Thames path course with aid stations, medals and goody bags.

Two trail ultras—50k and 100k—route through Market Harborough countryside and long-distance footpaths, with GPX files, staffed aid stations, mandatory kit requirements, free guided recces and free race photos; entries carry standard fees an..

This timed event on August 15, 2026, offers a flexible, multi-lap format on a smooth riverside course in Winchester. Runners can choose their start time and distance, from a single lap to an ultra marathon, within a 7-hour window. All finis..

Trail event on 16 August 2026 offering a competitive 15 mile run and a timed 15 km social hike. Over 18s only; starters receive a vest or T shirt and finishers get a medal and a free drink.

A Bath running event on 16 August 2026 featuring two long, lit railway tunnels and a programme from 500 m colourburst to ultramarathon and relays; proceeds support Sustrans.

Spartan South West is at Badminton Park on August 16 2026, featuring Sprint 5 km, Super 10 km and Beast 21 km obstacle courses plus a kids race and spectator access. Team entries and volunteer options are available.

An off road half marathon on 16 August 2026 based at Henfield Leisure Centre, featuring riverbank and disused railway sections with flint paths and stiles. Facilities include changing rooms, parking and medals for all finishers.

A 10 km trail run at Ramsbury Brewery on August 16, 2026, mostly off road through trails and woodland. Canicross friendly, entries include a medal, a pint cup and a free drink.

Choose your own distance on a 3.28 mile out and back along Stroud Waterways canal with a one hour flexible start window and a seven hour maximum for the longest efforts.

A seven hour timed, lap-based run along the River Thames near Egham offering flexible distances from 3 km to 50 km, signed course, aid stations, medals, goody bags and distance pins.

A summer ultra on the Community Forest Path near Bristol with a 45 mile full loop and a 30 mile partial loop. The event features four checkpoints, bespoke finisher medals, timed tracking from 2026 and a mandatory kit list.