Trail Running calendar near Diss 2025-2026

The The Sudbury Trail Run will take place in Sudbury on Sunday 14 September 2025.

The Sandridge 10k is a scenic trail running event set in the picturesque village of Sandridge, near St Albans. Participants can enjoy a beautiful 10k course that showcases the natural beauty of the area. The event is organized by Active Training World, and it promises a rewarding experience for both..

The Takeley 10K is an off-road countryside race held in Takeley, near Bishop's Stortford, UK, primarily along the scenic Flitch Way. The 10-kilometer course is mostly off-road, featuring grass paths, bridleways, and a short stretch of road near the finish. The route is accurately measured and marked..

The Dunstable Downs Challenge Half Marathon is a scenic trail running event organized by Dunstable Road Runners, held at Creasey Park Football Centre in Dunstable. The 13.1-mile course takes runners across the picturesque Dunstable Downs and surrounding rural areas, primarily on public footpaths and..

The Thaxted Trail Marathon and Half Marathon, organized by Essex Trail Events, takes place in Thaxted, Essex. This self-navigation trail race offers marathon and half-marathon distances, with participants using a written route description provided on race day—there are no course markings or marshals..

The Roman River Trails event offers participants the choice of a half marathon or marathon, featuring self-navigation routes through the picturesque Roman River valley near Colchester. The predominantly hard-packed trail includes sections of tarmac and grass, with several river crossings and some hi..

The Norfolk Coastal Trail Marathon and Half Marathon take place along the scenic Norfolk Coast Path, starting from Holme-next-the-Sea for the full marathon and Burnham Overy Staithe for the half marathon, with both finishing at Morston Quay. The routes are mainly off-road, well-marked with acorn sig..

The Lucky Horseshoe is a versatile running event hosted at the Suffolk Running Centre in Bury St Edmunds, offering distances of 5k, 10k, half marathon, full marathon, and ultra marathon. The course features an out-and-back route along the Gallops and Golding Hills trails, passing through scenic area..

The Triple Trail Races, held at Loddington Farm in Kent, offer three challenging distances—25km, 50km, and 100km—through some of the region's most scenic and historic trails, including the North Downs Way, Greensand Way, and Weald Way. The 100km race is Kent’s only single-loop ultra marathon, showca..

The Ouse Valley Way Marathon and Half Marathon is an annual running event held in Huntingdonshire, featuring a scenic 26.2-mile route along the Ouse Valley from Earith to Eynesbury, or vice versa. The course is flat and combines grass, gravel, and tarmac paths, offering a varied running surface clos..

The Manuden 10K is an annual running event held in Manuden, featuring 10K, 5K, and 1K races. The course primarily runs off-road through fields surrounding the village, starting on Rickling Road, which is closed for the event, then continuing on bridleways and footpaths. Water stations are available..

The Marriott's Way 10k is a scenic trail race held between Aylsham and Reepham in Norfolk, following the flat, mostly off-road Marriott’s Way along an old railway line. The 10-kilometer course offers runners a chance to enjoy the beautiful countryside on soft terrain, suitable for both experienced a..

The Dunton Demon Races, organized by Phoenix Striders, take place at Langdon Nature Discovery Park in Basildon. Scheduled for September 21, 2025, the event offers three race options: a challenging 5-mile trail, a new 5k trail, and a 1k/2k Tinnies Toddle for children. The courses feature scenic paths..

The Trifarm Autumn Trail 10k is a scenic off-road running event held at Trifarm in Boreham, Chelmsford, Essex. This race is part three of a four-race seasonal trail series organized by Multisport Management. The course is a clockwise loop covering over 95% public footpaths and bridleways, starting w..

The HAVOC Twilight Series 2025 No.2 in South Woodham Ferrers is a midweek street orienteering event featuring a Snooker-O score format. Held around the streets, local parks, and woods, participants navigate a single course with two time limits: a long 60-minute and a short 40-minute option. Controls..

The Endless Garden – A Backyard Ultra Marathon takes place in Welwyn Garden City, United Kingdom, at The Waggoners pub and surrounding trails. The race features a 4.167-mile loop that runners must complete every hour on the hour until only one participant remains. The course is designed to be safe a..

The 10k Rauceby Estate Run Summer is a scenic all-terrain race held on the historic Rauceby Estate, a 2000-acre property featuring Rauceby Hall and 71 acres of parkland. The approximately 10-kilometer course includes at least 25% private land never before used for racing, combined with rural footpat..

Thunder Races offers trail running events in Bedfordshire, featuring multiple distances including 10km, 25km, and 50km to suit all skill levels. The races take place in the scenic Harrold-Odell Country Park, providing runnable terrain and beautiful views that enhance the outdoor experience. Designed..

The Pumpkin Run Colchester is an autumn-themed running event held at Foxes Farm in Colchester. It offers multiple race distances including a 10K, 5K, family-friendly 1K, and a doggy run, catering to runners of all ages and abilities. The course loops around scenic fields, a pumpkin patch, and a corn..

Run Sandringham is a popular running event held at the Royal Estate in Sandringham, West Norfolk, known as the Royal Family’s winter retreat. The event features a Half Marathon covering 13.1 miles, along with a Community Mile suitable for families and runners aged four and above. The scenic course c..