Trail Running calendar near Colchester 2025-2026

We have found 238 Trailruns within 80 miles of Colchester. See below where and when you can find the races.

The Woldingham Marathon is a running event featuring both a full marathon (26.2 miles) and a half marathon (13.1 miles). Set in the scenic surroundings of Woldingham School, the race offers participants an out-and-back course that showcases beautiful views of Kent and Surrey. Runners will navigate t..

September 2025

The Ickworth Sunset Chase is an exciting running event set in the picturesque Ickworth Park, a National Trust estate. Participants can choose between a 5K and a 10K race, both of which feature a multi-terrain course that includes limestone paths, footpaths, woodlands, and meadows. The event is desig..

The Shere 42k, 21k & 10k Multi Terrain Event is a popular trail running competition set in the picturesque Surrey Hills, recognized as an Area of Outstanding Natural Beauty. Participants can choose from three distances: a scenic 10k, a challenging 21k, or a full 42k marathon, each offering unique ro..

The Muntjac 15 is an exciting trail race that connects five picturesque woodlands, perfect for enthusiasts of hills, woods, and single-track racing. Scheduled for September 7, 2025, this event offers a unique opportunity to experience the beauty of nature while challenging oneself on a scenic course..

The Bradenham Blast is a highly regarded trail running event featuring 5km and 10km courses set in the picturesque Chiltern countryside. Known for its challenging hills and scenic views, the race takes participants through tranquil beech woodlands and rugged trails. It is designed for runners of all..

The Thetford Back Yard Ultra is a competitive running event held at High Lodge in Thetford Forest, Suffolk. Participants run 4.167 miles every hour on the hour, continuing until only one runner remains who can complete a loop within the one-hour time limit. This late summer edition of the Backyard U..

The C2C Essex Ultra is an ultramarathon event taking place in September 2025, offering participants the choice of running or walking either 30 or 50 miles along the scenic Essex Riviera. Organized by c2c, the event aims to raise funds for the children's cancer charity Gold Geese, which provides esse..

The Thames Path Ultra Challenge is a premier endurance event taking place along the scenic Thames Towpath, featuring various distance options including 100 km, 75 km, 50 km, and 25 km, as well as a Henley 10K. Scheduled for September 13-14, 2025, the challenge attracts over 3,000 participants, offer..

UTMB Index

The Suffolk Coastal Path 50K is an ultra marathon trail run that takes participants along the picturesque Suffolk coast, starting from Lowestoft and finishing in Aldeburgh. Scheduled for September 13, 2025, this event features a fully marked route with four aid stations providing hydration and nutri..

UTMB Index

Bewl Water Autumn is a scenic bi-annual running event held near the Bewl Water Visitor Centre in Lamberhurst, Kent. Participants can choose from four race distances: a 10km, half marathon, marathon, and a 50km ultra, all set against the picturesque backdrop of the reservoir. The courses feature a mi..

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 Rye Ancient Trails 30K & 15K is a scenic steeplechase race set in the picturesque surroundings of Rye, East Sussex. Participants can choose between two distances, 30K and 15K, as they traverse the ancient trails of the High Weald Area of Outstanding Natural Beauty. The course features a mix of h..

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 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 Lucky Horseshoe is an exciting running event hosted at the Suffolk Running Centre in Bury St Edmunds. Participants can choose from various distances, including 5k, 10k, Half, Full, or Ultra, with a seven-hour cut-off time. The race features a social out-and-back route, allowing runners to enjoy..

The Triple Trail Races, part of the Embrace Ultra event, is set to take place in Kent, featuring two main race options: a 100km Full Loop and a 50km Half Loop. The 100km race is unique as it is the only single-loop ultra marathon in Kent, traversing iconic trails like the North Downs Way and Greensa..

UTMB Index

The Norfolk Coastal Trail Marathon and Half Marathon is an exciting running event taking place on September 20, 2025, starting from Holme-next-the-Sea for the full marathon and Burnham Overy Staithe for the half marathon. Organized by Runners-next-the-Sea, this scenic race supports the East Anglian..

The Humanity Direct Tring Ultra is a one-day ultra marathon event set in the scenic Chilterns, designed for both novice and experienced runners. Participants can choose from three distances: a full 50km ultra, a 27km half ultra, or a 10km option. The event not only offers a challenging running exper..

The Ouse Valley Way Half & Marathon is an annual running event taking place in Huntingdonshire, featuring a scenic 26.2-mile marathon and a half marathon. The course runs along the picturesque Ouse Valley, offering a mix of grass, gravel, and tarmac paths. For the 2025 edition, the route will start..