Trail Running calendar near Colchester 2025-2026

London 100 is an ultramarathon event organized by Camino Ultra, based in London. The race starts at the Queen Mothers Sports Centre in Pimlico, London. It offers a challenging 100-mile distance for ultrarunners seeking to push their limits.The event is part of a series of ultramarathon races hosted..

Bewl Water Spring is a scenic running event held bi-annually at Bewl Water Country Park in Lamberhurst, Kent, set within 1,000 acres of picturesque Kent and Sussex countryside. The event features multiple distances: a 10km out-and-back route, a half marathon (13.1 miles), a marathon (26.5 miles), an..

The Run to the Sea Brighton Ultramarathon is a scenic 50km point-to-point race from Horsham to Brighton seafront, featuring a mix of trails and rolling downs before finishing on the seafront promenade. Suitable for both beginners and experienced ultramarathoners, the event offers a friendly atmosphe..

The Five Rivers Ultra is an ultra-endurance running event held along the scenic North Essex and South Suffolk coastline, finishing in Harwich, Suffolk. It offers three distance options: 100 miles, 50 miles, and 50 km, suitable for walkers, joggers, and runners. The course is a relatively flat, point..

The Zig Zag Marathon and Half Marathon takes place at the Suffolk Running Centre in Bury St Edmunds, featuring a scenic and officially measured route. Participants can choose between a full marathon and a half marathon, both designed for runners seeking a Good For Age (GFA) qualification. The event..

The Taxus Baccata Trahentium is a trail running event organized by Essex Trail Events, taking place near Bishop's Stortford at The Yew Tree pub in Manuden. Scheduled for May 11, 2025, the race covers approximately 7 miles through the wild west of Essex county on a new route. It is a self-navigation..

The Gaddesden Gallop is an exciting cross-country running event taking place in the picturesque Hertfordshire countryside. Scheduled for May 11, 2025, participants can choose between a 10K or 5K run, with categories for both adults and under-18s. The event also features mini races for children under..

The Halstead & Essex Marathon, established in 1995, is an annual race held in North Essex, attracting participants from across the UK and beyond. Organized by Halstead Road Runners, the event features a scenic course through rolling hills, woods, and farmland on low-traffic roads. It is part of the..

The Pitsea RC Crown to Crown is a 5k off-road trail race held at Westley Heights Country Park, Langdon Hills. The course features a measured 5k route mainly on bridleways, starting on Beeleigh Avenue, passing through Lee Chapel Lane, and looping around the Essex Wildlife Trust's Willow Park before f..

The Maverick X Series North Downs 2025 is a thrilling trail running event set in the picturesque Surrey countryside, taking place at Cranleigh Showground. Participants can choose from four routes: Ultra (52 km), Long (43 km), Middle (22 km), and Short (11 km), each offering a unique blend of scenic..

The Reigate Priory Park 10K is a scenic charity fun run held in Priory Park, Reigate, Surrey. The course features a 250-meter start plus four laps on an accurately measured, gently undulating cross-country terrain surrounded by lush greenery. Suitable for runners of all levels, the event fosters a f..

The 10Bay Challenge is a unique running event set on the picturesque beaches of Thanet in Kent, scheduled for May 18, 2025. Participants can choose between two distances: the full 10Bay Challenge, approximately 15 miles, or the shorter 4Bay 10k. The race takes place at low tide, allowing runners to..

The Richmond Park Marathon is a scenic 26.2-mile running event held in Richmond Park, featuring a challenging course that consists of three laps. The first lap is 12 miles, encompassing a route around the park's perimeter and through its center, while the subsequent two laps follow the Tamsin trail,..

The Bluebell 5 is an annual running event organized by Pitsea Running Club in collaboration with the Essex Wildlife Trust, taking place on May 18, 2025. This five-mile off-road race offers participants a scenic journey through the picturesque Little Haven Nature Reserve, featuring vibrant bluebells,..

The Ridge Off Roader is a challenging mixed terrain race held in the picturesque Chiltern Hills, now celebrating its 12th year. Participants can choose between a 10k route and a half marathon, both of which are well-marked and marshaled. The event also features a 1k race for local children.As a char..

The Greensand Way Ultra Run is a 30-mile trail running event starting and finishing at West Hanger near Guildford, Surrey. It showcases some of the best sections of the North Downs Way and the Greensand Way, including scenic landmarks like Box Hill, Leith Hill—the highest point in Southeast England—..

The Castle Trail, organized by Essex Trail Events, is a self-navigation trail race held at Stansted Mountfitchet Castle in Essex on May 18, 2025. Participants can choose between two distances: approximately 13.1 miles or 6.2 miles. The race uses a written route description provided on the day, with..

The WOW! Farley Frolic is a family-friendly orienteering event held at Farley Heath, near Guildford, to celebrate World Orienteering Week. The event features a variety of courses ranging from 1.4km for beginners and children to 5.9km for experienced orienteers, with technical and easy options availa..

The Galloping Grind 10k Trail Run is a small, exclusive event held in Boreham, featuring a 10-kilometer loop through the countryside. Limited to just 20 participants, the race offers a unique dusk running experience with a predominantly anti-clockwise course. Runners are encouraged to wear high-visi..

The Phoenix Striders Summer Series is a trail running event held at the Essex Wildlife Trust's Langdon Discovery Nature Park, part of Langdon Hills. The series consists of five rounds, with the second round taking place on May 20, 2025. The event features a 5k trail run for participants aged 12 and..