Trail Running calendar near Slindon 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.

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 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.

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..

Experience an off road adventure through the private Matterley Estate in the South Downs National Park. Choose between a 10km or half marathon distance on a well marked course featuring gravel tracks and woodland trails.

Experience a summer trail running event in the scenic Thames Valley with distances ranging from 5k to a half marathon. Enjoy well marked routes through the Marlow countryside featuring chip timing and a unique themed medal.

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.

The Midsummer Munro is a half marathon held at Box Hill Fort in Surrey. The event takes place in late June. Runners can register online until the day of the race.

Experience a historic trail run through the scenic Ashridge Woods on this five mile course. Enjoy a marshalled off road route starting and finishing at the Aldbury Recreation Ground with refreshments provided at the finish.

Join a guided 10km trail run through the Devil's Punchbowl, a unique natural amphitheatre in Surrey. The group runs together on hilly trails, pausing for views. It's a social run, not a race.

Run the full 82 mile Essex Way from Epping tube to Harwich lighthouse over challenging trails and country lanes. Enjoy supported checkpoints, GPS tracking and a 24 hour finish window for an epic route across Essex.

Discover the South Downs National Park with distances from 10 km to 100 km on the Serpent Trail. Enjoy a weekend of trail running featuring inclusive coach transport, on site camping, and routes open to both runners and walkers.