Trail Running calendar near Colchester 2025-2026

Thetford Back Yard Ultra is a competitive endurance running event held at High Lodge in Thetford Forest, Suffolk. Participants run a 4.167-mile loop every hour on the hour, continuing until only one runner completes a loop within the one-hour time limit. The course is a wide, flat, and well-signed r..

Bewl Water Autumn is a scenic bi-annual running event held near the Bewl Water Visitor Centre in Lamberhurst, Kent. The race features four distances: 10km, half marathon, marathon, and a 50km ultra. The courses combine undulating rural wooded trails and quiet country lanes, offering stunning views o..

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 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 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 Rye Ancient Trails 30K & 15K is a scenic steeplechase running event held in Rye, East Sussex, within the High Weald Area of Outstanding Natural Beauty. The race features challenging multi-terrain, hilly courses of 30 kilometers and 15 kilometers, winding through ancient trails, historic woodland..

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 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 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 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 a former railway line. This 10-kilometer run offers a soft terrain ideal for both experienced runners and beginners, showcasing beautiful countryside vi..

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 based near Guildford, UK, starting and finishing at the scenic and historic Silent Pool. This 10km route features beautiful trails including parts of the North Downs Way, the forest of Netley Heath, and the picturesque village of Shere, known for..