Trail Running calendar near Staines-upon-Thames 2025-2026

The Thames Meander Summer is a scenic riverside race series organized by Hermes Running, taking place along the picturesque Thames Path. Starting from the Petersham & Ham Sea Scouts HQ in Richmond, participants can choose from three distances: a 10km, half marathon, or marathon. The routes feature f..

The Centurion North Downs Way 100 is a challenging 103-mile continuous trail ultramarathon held in South East England, running from Farnham in Surrey to Ashford in Kent. The course features approximately 11,000 feet of elevation gain, traversing scenic countryside, villages, and notable landmarks su..

The Stour Valley Path 100 (SVP100) is a prominent ultra running event in England, featuring two race distances: 100km and 50km. The 100km race follows nearly the entire length of the scenic Stour Valley Path, starting in Newmarket, Suffolk, and finishing near Manningtree, Essex. The 50km race covers..

The Mount Ephraim 10K is a popular running event set in the picturesque Mount Ephraim Gardens in Kent. This annual race features a scenic 10K course along quiet country lanes, attracting both seasoned club runners and casual participants. In addition to the main race, there is a Junior Run, allowing..

The Henfield Half Marathon, held at Henfield Leisure Centre in Henfield, UK, is an off-road half marathon featuring a scenic course along riverbanks, a disused railway, flint paths, and stiles. Organized in conjunction with Henfield Joggers, the event welcomes disabled and less-abled athletes who fe..

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 Foxton Hound Ultra is a challenging trail running event held on August 16, 2025, featuring 50k and 100k races. Runners traverse the scenic countryside around Market Harborough, passing through historic sites, villages, and long-distance footpaths such as the Harborough Round, Jurassic Way, and M..

The Windsor & Eton 10km is a scenic trail run set in the historic town of Windsor, starting and finishing at the Windsor & Eton Brewery. The course features a flat terrain, making it accessible for runners of all abilities, and includes a mix of towpaths, footpaths, and short road sections. Particip..

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 Gosfield Backyard Ultra is an exciting last-man-standing running event set in the scenic grounds of Gosfield School in Essex, UK. Participants must complete a 4.167-mile loop every hour until only one runner remains. The event emphasizes pacing, as runners must balance speed and endurance to avo..

The Woldingham Marathon is a UK Athletics-affiliated running event held at Woldingham School near Caterham, Surrey. It offers both a full marathon (26.2 miles) and a half marathon (13.1 miles) on an out-and-back course. The route features scenic trails through green valleys, wooded areas, and rollin..

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 route is available via GPX/Strava with a narrative guide, emphasizing enjoyment over competition. Participants receive a..

The London Backyard Ultra is a unique endurance running event held at Frylands Wood Scout Outdoor Centre in Croydon, London. Participants run a 4-mile loop every hour on the hour, continuing until only one runner remains, testing their true limits of stamina and mental strength. The event offers a c..

The Mendip Marauder is a challenging ultra running event held in Somerset, England, featuring two distances: a 30-mile and a 50-mile race. The 30-miler covers the entire West Mendip Way, while the 50-miler includes the East Mendip Way before joining the 30-mile route. The course is notably hilly, wi..

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 in the scenic Southampton Common, a designated Site of Special Scientific Interest in the heart of the city. The event offers multiple race distances including a 5K, 10K, half marathon, and a junior race, catering to a wide range..

The Ickworth Sunset Chase is a scenic running event held at Ickworth Park, a National Trust estate near Bury St Edmunds, Suffolk. Offering 5K and 10K distances, the race starts at sunset, guiding runners through landscaped parkland, meadows, and forest with inspiring estate views. The course feature..

The Andover Trail Marathon, held in North Hampshire, offers both a full marathon (26.2 miles) and a half marathon (13.1 miles) through scenic trails featuring thigh-burning climbs up to 280 meters and fast downhill sections with views of meadows and valleys. The marathon route follows the Testway to..