Trail Running calendar near Colchester 2025-2026

We have found 229 Trailruns within 80 miles of Colchester. See below where and when you can find the races.

Beat Box Hill October 2025 is a trail running event held at the iconic Box Hill in Surrey, UK, offering 24k and 50k race distances. The course features challenging trail terrain with elevations of 610m for the 24k and 1364m for the 50k, providing stunning scenery and a rewarding experience for both..

The Kent Downs 50 Ultra Challenge is a supported endurance event held near Maidstone, Kent, known as the "Garden of England." Participants can walk, jog, or run on a 50 km looped course featuring scenic routes along the North Downs Way, Blue Bell Hill, Aylesford, the River Medway, Mote Park, Len Val..

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The Run the Wild Half Marathon - Autumn Edition is a 13-mile (21.1 km) trail running event set in the scenic Chiltern Hills, just 40 minutes northwest of London. Featuring rolling chalk hills and woodland paths with around 300m of ascent, the course offers a welcoming atmosphere for all abilities, i..

Endurancelife Suffolk offers a range of running events including 10K, half marathon, marathon, and ultra distances, set in the serene and protected landscapes near Dunwich, Suffolk. The courses are notably flat and quick by Endurancelife standards, traversing moderate terrain that includes forest, m..

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The West Acre Wild 10k Challenge is an off-road running event held in Westacre, Norfolk. The 10K course features undulating bridle paths and woodland tracks through scenic countryside, with a brief paved section at the start. Runners encounter optional obstacles and cross the West Acre fords near th..

The Titsey Trail 10K is a scenic trail running event held in Oxted, Surrey, set within the beautiful woodlands of Limpsfield Common and the High Chart. The course is a single lap of approximately 10 kilometers, primarily off-road along forest tracks, footpaths, and bridleways, with a short stretch o..

The ATW Holdenby House Trail & Canicross event takes place at the historic Holdenby Estate, a 2,000-acre site in Northamptonshire. Participants can choose from various distances, including a 5k, 10k, and Half Marathon, with the course offering scenic views of the estate and its gardens. A special 5k..

The Marlow Donkey is a challenge walking and running event organized by Thames Valley LDWA, held in the Chiltern Hills near Marlow, Bucks. Participants can choose between two routes of 16 or 25 miles, both featuring a figure-eight course centered on Lane End. The event welcomes walkers and runners,..

The Frieth Hilly 5km & 10km is a challenging mixed-terrain running event held in the scenic Chiltern Hills near Frieth, between Marlow and Henley-on-Thames, about 35 miles from central London. The race features winding woodland paths and country roads, offering stunning views throughout the course...

The Southend Pier Marathon, held in Southend On Sea, offers a unique running experience as a full marathon conducted entirely on the world's longest pleasure pier, stretching 1.34 miles over the sea. This event, organized by Sussex Trail Events, is a world first, providing runners the rare opportuni..

The North Chilterns 50K is an ultra marathon trail race held in the scenic countryside east of Luton, UK. Starting and finishing at the picturesque Putteridge Bury Estate, the 50-kilometer course features undulating terrain with 798 meters of elevation gain. Runners traverse ridgeline trails with st..

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The Ridgeway Run, organized by Tring Running Club, is a challenging 15-kilometre (9.3 miles) trail race set in the scenic Chiltern Hills near Tring, UK. The course starts on the outskirts of Tring, ascending through the Ashridge Estate, passing landmarks like the Bridgewater Monument, and includes s..

Aliens V's Trail Runners Daylight Trail is a unique running event held near Rendlesham Forest, a popular spot for runners, mountain bikers, and UFO enthusiasts. Scheduled for October 12, 2025, the event offers both a full marathon and a half marathon, featuring narrative trails without traditional m..

The Gatliff Marathon is an annual challenge event held at Edenbridge Cricket Club in Kent, UK, featuring 25km and 50km distances. Participants can walk, jog, or run mostly on footpaths and tracks through the scenic countryside of Kent, Surrey, and Sussex. The course varies each year, with route deta..

The Bedgebury Forest Half Marathon & 10K is a scenic trail running event held at Bedgebury National Pinetum & Forest in Kent. The race features a half marathon, a 10k, and a challenging 2km junior run, all set on traffic-free woodland trails beneath a majestic pine canopy. The course offers pictures..

The High Lodge Half Marathon – Autumn is a scenic 13.1-mile trail race held in Thetford Forest, Brandon, UK. The circular course features a mix of hard-packed sand, grassy footpaths, and forest trails, offering a varied terrain suitable for both road runners and trail enthusiasts. Participants enjoy..

The Black Bull 15 Trail Runs is a running event held in Chelmsford, Essex, United Kingdom, organized by Multisport-Management and Steve Cope. The event features a 15-mile loop through local countryside and country roads, starting and finishing in the garden grounds of the Black Bull pub. There is al..

The Viper 5 Mile Trail Run is a nighttime trail running event held in Ingatestone, United Kingdom, organized by Multisport-Management. The race covers a 5-mile loop through countryside public rights of way, following the same route as the spring edition but run in the dark. Participants must be over..

Running Tribe Races take place in Chalfont St Peter, Buckinghamshire, at two locations: Chalfont Park Sports Club and Chalfont St. Peter Community Centre. The event offers flexible distances ranging from 7k up to an ultra marathon, with participants choosing their distance on race day.The courses ar..

The Epping Forest Wildwood Trail Series offers a scenic half marathon and 10K trail run set in the heart of Epping Forest near London. Scheduled for October 25, 2025, the event showcases the vibrant autumn colors and ancient woodland. Runners navigate a varied course featuring well-maintained paths,..