Trail Running calendar near Great Dunmow 2025-2026

The St Peters Way Ultra is a 43-mile ultramarathon across Essex, starting from Chipping Ongar and finishing at Bradwell on Sea, at the UK's oldest chapel. The course follows an ancient pilgrimage route over 1,500 years old, passing through historic villages, numerous churches, and scenic Essex count..

Thetford Festival of Running, organized by Zig Zag Running, takes place at High Lodge in Thetford Forest, Brandon. The event offers a variety of race distances including 5k, 10k, Half Marathon, Full Marathon, and Ultra Marathon, all run on a mainly pathway course with some trails and woodland sectio..

The Fitstuff G3 Series No.3 is a running event held at Newlands Corner, Drove Road, Guildford, Surrey. Scheduled for Saturday, 28 February 2026, it offers participants the choice of 10km or 15km race distances. The event features a scenic course starting and parking at Newlands Corner, providing a p..

The Pitsford Water Trail Races, organized by Race Harborough, take place at Brixworth Country Park in Northamptonshire. The event features fully marked and marshaled trail races over 10k and half marathon distances. The scenic courses traverse trails and tracks around Pitsford Water, with the half m..

Endurancelife Sussex offers a range of trail running events including 10K, half marathon, marathon, and ultra distances along the iconic coastal landscapes of Eastbourne and Seaford in the South Downs National Park. The courses feature the famous Seven Sisters chalk cliffs and stunning views of the..

The Leith Hill Half Marathon is a challenging cross-country race that takes participants from Dorking to the summit of Leith Hill, the highest point in south-eastern England, and back. Spanning 13.1 miles with an elevation gain of 1,800 feet, this event is celebrated for its stunning scenery and sup..

The Hundred Hills 50km is a scenic trail ultramarathon held in the Chiltern countryside, starting and finishing at the historic 850-year-old Stonor Park near Henley-On-Thames, England. The race features two distinct 25km loops, covering 50 kilometers with approximately 4,000 feet of elevation gain...

The Humanity Direct Amersham Ultra is a one-day endurance event held in the scenic Chiltern Hills near Amersham, Buckinghamshire. Participants can choose from three distances: 10km, 25km (half ultra), or the full 50km ultra marathon. The course starts and finishes at Dr Challoner's Grammar School an..

The High Lodge Half Marathon - Spring is a scenic trail running event held in Thetford Forest, known for its wildlife including fallow deer and wild thyme. The circular 13.1-mile course features a mix of hard-packed sand, grassy footpaths, and forest trails, offering a balanced challenge suitable fo..

The Gratitude 25km is an exciting running event taking place in Broxbourne, UK. This race is designed for runners of all levels, promoting fitness and community spirit. Participants will enjoy a scenic route while challenging themselves to complete the 25km distance. The event emphasizes the importa..

The ZigZag 2026 Moo-rathon, Calf and Hen K at the Farm is a trail running event held at Hyde Hall Farm, SG9 0RU. Now in its third year, it offers multiple distance options including 10k, half marathon, full marathon, and ultra marathon. The course features a mix of tarmac paths, grassland, and trail..

The Petzl Night Trails 10K at Salcey Forest is a unique night trail running event held near Northampton. Participants run a fully marked, two-lap 10K course on crushed stone paths through the flat but occasionally slippery forest terrain. Running in the dark requires a head or chest torch, with Petz..

The Run the Wild Half Marathon - Spring Edition is a 13-mile (21.1 km) trail running event set in the scenic Chiltern Hills, just 40 minutes northwest of London. The course features rolling chalk hills and local woods with an ascent of around 300 meters, offering a beautiful and undulating terrain...

The Zig Zag Challenge is a multi-terrain running event held at Brandon Country Park in Suffolk, located in the heart of Thetford Forest. Participants run laps of a 5.3 km course featuring gravel footpaths and grass areas. The event offers a 6-hour or 4-hour timed format, allowing runners to complete..

The Mortimer 10km is a scenic trail running event held in the charming Berkshire village of Mortimer, starting and finishing at Mortimer Fairground. The race features a beautiful two-lap, multi-terrain course that covers approximately 85% off-road, including woodland trails, footpaths, and bridleway..

The Rose of the Shires Ultra is a flagship 54-mile ultramarathon set in Northamptonshire, starting and finishing at Brixworth Country Park. The scenic circular course features a mix of 36.4 miles of cross-country trails, 15.6 miles of roads, and 1.8 miles of canal towpath, passing through charming v..

The Centurion South Downs Way 50® is a challenging 50-mile ultramarathon held annually along the South Downs Way National Trail in Southeast England. Starting in Worthing and finishing with a lap at Eastbourne's athletics track, the course features 5,700 feet of elevation over 85% trail and 15% road..

The 50 Mile Grand Slam is a challenging endurance event organized by Centurion Running, comprising four separate 50-mile races held throughout 2026 in the UK. Participants complete the South Downs Way 50, North Downs Way 50, Chiltern Wonderland 50, and Wendover Woods 50. The event covers diverse sce..

The Henley River Half Marathon, 10k & Junior Race takes place in Henley-on-Thames, UK, along the scenic banks of the River Thames. Scheduled for April 11, 2026, the event features a half marathon, 10k, and a junior race, all on mixed, undulating terrain with elevations of 98m for the half marathon a..

The Rosebud Marathon is a scenic 26.2-mile race held in Northamptonshire, England, featuring a mix of approximately 60% trails and 40% roads. Starting at Hartwell and finishing at Brixworth Country Park near Northampton, the course traverses beautiful countryside, including canal towpaths and 14 vil..