Trail Running calendar near Sudbury 2025-2026

The Run London Epping Forest Trail 10k is a popular running event scheduled for September 14, 2025, in the scenic Epping Forest, Chingford. Participants will complete a 10k course consisting of two laps through the forest, known for its rich biodiversity and beautiful landscapes. The race is designe..

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 Ashtead 10k and 2k fun run, organized annually by Ashtead Running Group, takes place at The Scout Hut, Woodfield, Ashtead. The event features a 10k race and a 2k kids' run on rough, undulating tracks around Ashtead Common, a protected Site of Special Scientific Interest and National Nature Reser..

The Lucky Horseshoe is a versatile running event held 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, promoting a social atmosphere, with the marathon covering a full loop al..

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 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 Humanity Direct Tring Ultra is a one-day ultra marathon held in the scenic Chilterns near London, starting and finishing at Tring Cricket Club, Hertfordshire. Participants can choose from three distances: 50km (31 miles), 27km half ultra, or a 10km option. The course features natural beauty spot..

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 Clipston Trail Half and Country 5 Miler is a scenic trail running event held in the countryside around Clipston, near Market Harborough. The event features two distances: a half marathon and a 5-mile race, ideal for both experienced trail runners and beginners. The courses start and finish at Cl..

The Creative Juices 10km is a scenic trail running event held at Woodoaks Farm near Rickmansworth, home to the Creative Juices Brewing Company. The course is predominantly off-road, featuring woodlands, footpaths, and bridleways, making it suitable for all abilities. Runners start and finish at the..

The Manuden 10K is a scenic running event held in Manuden, featuring 10K, 5K, and 1K races. The course primarily runs off-road through fields and bridleways surrounding the village, starting on Rickling Road, which is closed for the event. Water stations are available at regular intervals, and all f..

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 Trifarm Autumn Trail 10k is a scenic off-road running event held at Trifarm, Boreham, Essex. It is the third race in the 2024 Trifarm seasonal trail series, featuring a 10k course that is over 95% on public footpaths and bridleways. The race starts at dusk and finishes in the dark, so participan..

The Silent Pool 10km is a guided trail running event starting and finishing at the scenic and historic Silent Pool near Guildford, Surrey. The route features beautiful trails including parts of the North Downs Way, the forest of Netley Heath, and the picturesque village of Shere, known for film loca..

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 Fortitude Ultra - Denbies is an endurance running event held at the picturesque Denbies Wine Estate in Dorking, Surrey. Participants face the challenge of completing 10 laps of varying distances (approximately 3, 4, or 5 miles) within a 10-hour timeframe. Runners can adjust their chosen distance..

The Epic Epping Forest Ultra, organized by Orion Harriers, is a challenging trail running event held in Epping Forest, London. The 2025 edition features a 50-mile ultra race consisting of 10 laps of a 5-mile forest trail loop with 3,680 feet of elevation gain. The course is marked with sawdust and f..

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..

The Chiltern 50 Ultra Challenge is a 50 km looped endurance event held in the scenic Chilterns countryside, starting and finishing at Henley Showground. Participants can walk, jog, or run the course featuring historic trails, rolling hills, nature reserves, and stunning views. The event offers 50 km..

Thunder Races offers trail running events in Bedfordshire, featuring distances of 10km, 25km, and 50km to suit all skill levels. The races take place in scenic locations such as Harrold-Odell Country Park, showcasing a mix of runnable terrain including trails, forests, fields, riversides, towns, and..