Trail Running calendar near Sudbury 2025-2026

We have found 243 Trailruns within 80 miles of Sudbury. See below where and when you can find the races.

The North Downs Way Ultra Run is a 30-mile trail running event starting and finishing at St Martha's Hill in Guildford, Surrey. It showcases some of the best sections of the North Downs Way and surrounding Surrey Hills, including the famous Box Hill and Denbies Wine Estate. Designed as an ideal intr..

The Eridge Park 10 Trail Challenge is a celebrated 10-mile trail running event held at Eridge Green, Tunbridge Wells, Kent. Known for its challenging course, the race features steep, narrow climbs, plenty of mud, and stunning scenic views, making it a favorite among off-road runners. The traffic-fre..

The Richmond Park Half Marathon is a scenic trail run covering a half marathon distance entirely within Richmond Park. The event begins at Sheen Gate, where participants will navigate through picturesque routes, including views of lakes and wildlife. Runners will traverse various park gates, includi..

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..

The Harbour Wallbanger is an exciting running event scheduled for 2025, starting on the beach at Broadstairs during low tide and extending to Ramsgate, where participants will "bang the Harbour Wall" before returning. This unique coastal route is designed for both beginners and experienced runners,..

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 and a Community Mile, taking place on September 28, 2025. The Half Marathon covers 13.1 miles on a scenic course that combi..

The Grantchester Charity Runs, held near Grantchester village outside Cambridge, feature 10k and 3k races through scenic, predominantly flat farmland with no road crossings, ensuring a safe and pleasant course. The volunteer-run event supports Maggie’s Centre Cambridge and Addenbrooke’s Charitable T..

The ZigZag Wensum Way Trail is a scenic trail running event held near Billingford Lakes, Norfolk (postcode NR20 4RG). Offering multiple distances including 10k, half marathon, marathon, and ultra, the course features a varied terrain of tarmac paths, grasslands, and rugged trails, ideal for runners..

October 2025

The London Ecotrail 25 Km is an exciting running event that takes participants through the scenic landscapes of Epping Forest. This eco-friendly trail run emphasizes sustainability and encourages runners to enjoy the natural beauty of the area while promoting environmental awareness. The event is de..

The London Epping Forest 50 Km will take place in London on Saturday 4 October 2025. You can run 50 kilometers.

The Burnham on Crouch 10K is an exciting running event organized by the Rotary Club of Burnham-on-Crouch and Dengie Hundred, scheduled for October 5, 2025. Participants will enjoy a scenic, flat, single-lap course that features coastal paths along the Dengie peninsula and trails through open country..

Run Layer 5 2025 is a community-focused running event held in Layer de la Haye, Colchester, Essex. The event features a 5-mile out-and-back multi-terrain course through the scenic North Essex countryside, showcasing the village's beautiful landscapes. A children's 1-mile fun run is also available.Th..

The Dovedale Dash is a renowned 4 3/4 mile cross country race held near the village of Thorpe, close to Ashbourne in the Derbyshire Peak District. The course traverses mainly field paths and open ground through the scenic valleys of the rivers Dove and Manifold. A highlight of the race is the iconic..

The Thames Meander Autumn is a scenic riverside running event held in Richmond, starting from the Petersham & Ham Sea Scouts HQ. It features three flat, fast, and well-marked out-and-back trail routes along the Thames Path: a 10km, a half marathon (13.1 miles), and a marathon (two half marathon loop..

The Thompson Millennium Green 10K and 5K are multi-terrain running events held in Thompson, Norfolk, featuring scenic routes through farmland, lanes, and bridleways around the Millennium Green. The 10K course is fairly flat, ideal for personal bests, starting and finishing on the Green, passing land..

The HAVOC Twilight Series 2025 No.3 in Brentwood is a midweek street orienteering event featuring a spiral score course through local streets, parks, and woods. Participants choose between two time limits: a 60-minute long course or a 40-minute short course, aiming to visit as many controls as possi..

The RunThrough Trails Beat Box Hill event, held on October 11, 2025, takes place at the iconic Box Hill in Surrey, UK. It offers two trail race distances: a challenging 50k with 1364m elevation and a 21k with 610m elevation, both featuring scenic routes on natural terrain. The event is suitable for..

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 an ascent of around 300 meters, the course offers a welcoming atmosphere for all abi..

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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