Trail Running calendar near Ashtead 2025-2026

The Henfield Half Marathon is an off-road running event held at Henfield Leisure Centre in Henfield, UK. The scenic half marathon course features trails along a riverbank, a disused railway, flint paths, and stiles, offering a picturesque and varied terrain. The race welcomes disabled and less-abled..

The Cold Norton Charity Summer Half Marathon Trail Event, scheduled for August 10, 2025, offers participants a choice between a 10km and a 13.1-mile route through the scenic countryside of Cold Norton, Essex. This charity event supports Farleigh Hospice, providing essential care for those with life-..

The Ramsbury Gold 10k is a scenic trail running event held at the Ramsbury Brewery on the Ramsbury Estate in Wiltshire. The 10km course features approximately 70% off-road terrain, including local trails, woodland, and footpaths, with an elevation gain of 165 meters. Suitable for all abilities, the..

Hart 4 is a unique 4-hour trail relay held at Minley Manor, Hampshire, where teams of four compete on a 4 km off-road course. The event features an undulating route through woods and grasslands, combining hills and flat sections to challenge and engage runners. Teams aim to complete as many laps as..

The Huffer Puffer Trail Race is a self-navigated trail running event held near Littley Green, Chelmsford. Covering approximately 6 miles, the course traverses trails, tracks, and country lanes. Participants receive a written route description on race day, as the course is unmarked and without marsha..

Dash & Splash is a 5-kilometre fun run held along the scenic Sandown Bay on the Isle of Wight, starting at Shanklin Rowing Club and finishing at Yaverland near the Yaverland Sailing Club. The course features a unique route along the hard sand at low tide, navigating 43 groynes—most with wide gaps, w..

The Foxton Hound Ultra, held near Market Harborough, offers two challenging trail races of 100k and 50k distances through the scenic countryside of Northamptonshire and Leicestershire. The routes follow the Harborough Round long-distance footpath, passing through historic villages like Houghton on t..

The Admiral McHilly Trail is a challenging trail running event held in Chelmsford, Essex, featuring an approximately 15-mile course with significant elevation, including over 900 feet of climbing and descent concentrated in the middle section. The race follows a self-navigation format using a writte..

The Big Pilgrimage is an exciting mixed terrain running event featuring a 15-mile course and a marathon, set to take place along the historic 'Old Way' Pilgrim Trail from Southampton to Canterbury. Participants will enjoy scenic views as they traverse beautiful coastal and countryside paths, with no..

The Firle 5km Handicap Trail Race is a scenic running event held at Firle Village Hall in the UK. This 5km out-and-back trail run features an undulating course primarily on hard trail paths with some quiet country lanes, offering beautiful views of the South Downs. The race uses a handicap format, w..

The Windsor & Eton 10km is a scenic multi-terrain trail run held in the historic town of Windsor, starting and finishing near the Windsor & Eton Brewery by the River Thames. The pancake-flat course covers 10 kilometers, featuring towpaths, footpaths, and short road sections through areas including t..

The Gosfield Backyard Ultra is a unique endurance running event held at Gosfield School in Essex, UK. Participants run a 4.167-mile (6,706 meters) loop every hour on the hour, continuing until only one runner remains. The course is fully marked and set within the scenic grounds of the school.The eve..

The Woldingham Marathon, held near Caterham, UK, offers both full (26.2 miles) and half (13.1 miles) marathon distances on a scenic out-and-back course starting at Woldingham School. The route features a challenging mix of private roads, woodland trails, and countryside paths, including sections alo..

Trail Run Canterbury is a scenic trail running event held around the outskirts of Canterbury, starting from St. Edmund's School. The event offers three distance options: 5.5 miles, 10 miles, and 20 miles, with the longest being two loops of the 10-mile course.Runners experience a mix of open country..

The Chelmsford Brew Co Summer August Ale Trail 10K is a fun, charity-focused running event held at Brewery Fields, Great Baddow, Chelmsford. Scheduled for August 28, 2025, the 10K course is a GPX/Strava route with a narrative guide, emphasizing enjoyment over competition. Participants receive a drin..

The London Backyard Ultra is a unique endurance running event held at Frylands Wood Scout Outdoor Centre in Croydon, London. Participants run a four-mile loop every hour on the hour, continuing until only one runner remains, testing their true limits. The event offers a challenging yet supportive at..

The White Cliffs Challenge is a 51-mile endurance event starting from Betteshanger Sports & Social Club in Deal, Kent. The route showcases the stunning White Cliffs coastline, extending beyond Dover, then follows the North Downs Way, passes through the scenic Elham Valley, and traverses the rolling..

The Henley River Half Marathon, 10k & Juniors event takes place in Henley-on-Thames, UK, on August 30, 2025. This scenic trail run is suitable for both new and experienced runners, featuring routes around Henley-on-Thames with views starting and finishing at Temple Island Meadows, the Royal Henley R..

The Southampton Running Festival, held on August 31, 2025, takes place at Southampton Common, a scenic green space in the city center known for its woodland, grassland, ponds, wetlands, and lakes. The event offers multiple race distances including a 5K, 10K, half marathon, and a junior race, with co..

The T184 is a challenging 184-mile self-supported adventure race following the River Thames from its source near Cirencester to the Thames Barrier in London. Participants navigate through scenic towns, villages, and iconic London landmarks, completing the course within 76 hours. The route alternates..