Trail Running calendar near Gerrards Cross 2025-2026

The Tewinbury Trail 10K is a scenic off-road race held at Tewinbury Farm & Hotel in Hertfordshire. Participants can enjoy a challenging course through undulating trails, including forest paths and open tracks, with a total elevation of 180 meters. The route is fully marked and marshalled, ensuring e..

The Valley of the Owls Run is a scenic running event held in the picturesque village of Ousden, Suffolk, known for its historic roads and beautiful countryside. Participants can choose from various distances, including 5k, 10k, half marathon, full marathon, and ultra marathon, with a social out-and-..

The Dell 10km is a scenic multi-terrain race held on June 8, 2025, at Dummer Down Farm in Hampshire. The course features private farmland, woodlands, fields, and local roads, offering stunning views throughout. Participants receive a medal, pint cup, and a free drink at the finish, with options for..

Stately Trails: Forcett Park is an exciting running event set in the historic Forcett Park, featuring a two-lap course that showcases ancient Iron Age fortifications and a Georgian grotto. Participants can choose between a 5km or 10km run, with trails winding through picturesque pasture fields, farm..

The Nene Valley Trail Run features friendly and scenic 10 and 20-mile off-road races set in the picturesque Nene Valley. Participants will enjoy running through beautiful landscapes, including green fields, ancient woodlands, and charming villages. The event, organized by Nene Valley Races, takes pl..

The Salisbury Plain Summer Edition is an exciting running event set in the stunning landscapes of Wiltshire, within the largest military training area in the UK. Participants can choose from various distances, including a 50km ultra, marathon, and half marathon. The event promises well-stocked aid s..

The South Downs Way 100® is an ultramarathon covering 100 miles along the scenic South Downs National Trail in England. The race starts near Winchester and traverses rolling hills, ancient forts, picturesque villages, and offers expansive views across Southern England, ending in Eastbourne. Particip..

The Hampshire Hoppit is an exciting off-road trail running event held in the scenic North Hampshire Downs. Participants can choose from three distances: a full marathon (26.2 miles), a half marathon (13.1 miles), or a 10k race. The event features well-marked and marshalled routes that include sectio..

The Dilton Dash is a scenic multi-terrain running event held at Dilton Marsh Playing Field, Westbury, UK. It features three distances: a 10K, a 3K, and a 1/2K fun run, with routes including footpaths, tracks, and some road sections, complete with stiles and gates. The event supports local village ca..

The Herts Hobble 2025 is a cross-country walking and running event held in North West Hertfordshire, near Baldock. Participants can choose between two circular routes of 26 or 18 miles, traversing undulating countryside, fields, and woodland with scenic views. The event is organized by the Essex and..

The Robertsbridge Midsummer 10k & 5k is a popular community race held annually in East Sussex, returning in 2025. The event features multi-terrain, undulating courses suitable for all abilities, including a junior run. Participants can enjoy a friendly atmosphere with local support, volunteers, and..

The John Clarke Memorial Race will take place in London on Friday 20 June 2025.

The Longbridge 100 Backyard Ultra is an inaugural running event designed for both seasoned and novice runners. This last-man/woman-standing race requires participants to complete a 4.167-mile loop every hour until only one runner remains. The event promises excitement and camaraderie, with support f..

The Phoenix Centaur 100 Mile Ultra is a challenging endurance event held at Denbies Wine Estate in Surrey. Participants have up to 30 hours to complete a flat, single-mile loop through scenic trails, with options including 12/24-hour, 50-mile, and 75-mile races, as well as marathons and half maratho..

The Phoenix Denbies Marathon & Half Marathon is scheduled for June 21, 2025, at the Denbies Wine Estate in Surrey. Participants can enjoy a flexible event with up to 30 hours to complete their race, starting anytime between 8:00 am Saturday and late morning Sunday. The race features a flat, off-road..

The Cotswold Way Ultra Challenge is a premier endurance event taking place on June 21-22, 2025, in the picturesque Cotswolds. Participants can choose from various distances, including 100km, 75km, 50km, 25km, and a 10K option, catering to all experience levels. The challenge starts and ends at the C..

Beyond Trails London is an exciting trail and ultra running event set to take place in June 2025. Participants can choose between a 25km trail route or a challenging 55km ultra route, both of which explore hidden trails and iconic sights around London. The event emphasizes inclusivity, welcoming run..

Race to the King is an exhilarating ultramarathon event set along the scenic South Downs Way and Monarch’s Way. Participants can choose from three challenges: the Coastal 50k, the Castle 50k, or the full 100k, which combines both loops. The event is designed to accommodate runners of all levels, fea..

The Oxford Greenbelt 10km is a scenic running event set in the beautiful Oxfordshire countryside, scheduled for June 21, 2025. This race is part of a larger event that includes a 3km and a 1km run, catering to participants of various ages and abilities. The 10km course features a predominantly off-r..

The Woodland Trail is a running and walking event organized by DENS, offering participants the choice of 5 or 10-mile routes through scenic woodland and nature. This event aims to promote physical activity while supporting local communities facing homelessness and poverty. Participants can enjoy wel..