Trail Running calendar near London 2026-2027

Experience the twilight beauty of Ardingly Reservoir during this midsummer evening run. Choose between a 5k or 10k distance on a scenic undulating trail featuring a fully stocked aid station and finisher medals for all.

The Dunstable Downs Half Marathon is a scenic trail race through the National Trust's Dunstable Downs estate. Its hilly 21.2 km course features ridge views, climbs, and a well-stocked aid station. The event is capped at 300 runners and incl..

Run through the historic landscapes of Horsell Common where the Martians first landed in literature. This volunteer led charity event offers trail routes from 2 km to 21 km in a scenic Site of Special Scientific Interest.

A multi-terrain 10km run starting and finishing at the Twisted Tree Brewery on the Tusmore Estate. There are standard and canicross options available. All finishers get a medal and a drink.

Experience a community focused multi terrain race through the picturesque Kent countryside featuring 10k, 5k, and free junior distances followed by finish line treats and local hospitality.

Experience a circular cross country route across beautiful undulating Hertfordshire countryside with distances of 18 or 26 miles starting from Baldock.

Experience a scenic trail run through the woods and fields of Trent Country Park with chip timed races for seniors, juniors, and children.

The Out Of The Blue Battle is a twilight trail race at Ashburnham Place. It features a 10k and 5k on a multi-terrain estate course. The event raises funds for four mental health and bereavement support charities.

Race two of the 2026 Trifarm trail series, this 10K summer run is over 95% off-road on public paths. Starting near a humpback bridge at Trifarm in Boreham, the anticlockwise course finishes with a lap around the lake.

Experience a scenic trail run through the Cowdray Estate and South Downs National Park featuring distance options for all ages including dog friendly categories and a stacking finisher medal.

Complete a full marathon distance over three days with a 5 mile run, an 8.1 mile trail race, and a half marathon. Enjoy a family friendly weekend at the Colworth Club with free camping and onsite facilities.

Experience an intimate trail run at the exclusive Hyde Hall Farm in Hertfordshire with lap based distances ranging from 5k to an Ultra Marathon. Enjoy a supported course with on site parking and a custom finishers medal.

Five scenic trail routes from 5km to 52km explore the forests and hills of the Surrey Hills and North Downs Way. The event features marked courses, outpost support, and a bring-your-own-cup policy. Runners receive timing, a finisher's medal..

Run a single-loop course on gravel tracks, woodland trails, and grassy paths in Winchester's South Downs National Park. Choose between a half marathon or a 10km distance on this private estate. Every finisher gets a unique medal.

Experience a scenic off-road adventure through the Thames Valley with half marathon, 10k, and 5k trail routes. Enjoy a well-marked countryside course ending with a unique themed medal and professional race photos.

Experience a day of trail running through the scenic woodland of Salcey Forest with four distance options ranging from 10km to 50km and generous cut off times.

Experience a scenic 10km mixed terrain run through the trails and woodland of Hatfield. Starting and finishing at the 3 Brewers Brewery, participants enjoy chip timing and a complimentary drink at the finish line.

Experience a scenic trail run starting from a working farm in the South Downs. Choose between a half marathon or 10K featuring well kept paths and panoramic views of the East Sussex countryside.

This point-to-point ultra follows the unique Hangers Way path through Hampshire's steep wooded hills and villages. Starting at Alice Holt Country Park and finishing at Queen Elizabeth Country Park, the 50K course is fully signed and support..

Traverse the scenic South Downs on a multi terrain route featuring the Greenwich Meridian Trail. Enjoy undulating paths through bridleways and historic villages with a bespoke medal for all finishers.