Trail Running calendar near Sudbury 2025-2026

We have found 266 Trailruns within 80 miles of Sudbury. See below where and when you can find the races.

The Mount Ephraim 10K is a popular running event set in the picturesque Mount Ephraim Gardens in Kent. This annual race features a scenic 10K course along quiet country lanes, attracting both seasoned club runners and casual participants. In addition to the main race, there is a Junior Run, allowing..

The Cold Norton Charity Summer Half Marathon Trail Event, scheduled for August 10, 2025, offers participants a choice between a 10km and a 13.1-mile route through the scenic countryside of Cold Norton, Essex. This charity event supports Farleigh Hospice, providing essential care for those with life-..

Letting Off Steam is a running event held at Whitwell and Reepham Railway Station, featuring 5km and 10km routes along the scenic Marriott's Way and local footpaths. The 10km race is open to participants over 15 years old, while the 5km is suitable for all ages, with under-11s requiring accompanimen..

The Foxton Hound Ultra, held near Market Harborough, offers challenging 100k and 50k trail races through the scenic countryside of Northamptonshire and Leicestershire. The routes follow the Harborough Round footpath, passing historic villages like Houghton on the Hill and West Haddon, and landmarks..

The Windsor & Eton 10km is a scenic multi-terrain trail run held in the historic town of Windsor, starting and finishing near the Windsor & Eton Brewery by the River Thames. The pancake-flat course covers 10 kilometers, featuring towpaths, footpaths, and short road sections through areas including t..

The Gosfield Backyard Ultra is an exciting last-man-standing running event set in the scenic grounds of Gosfield School in Essex, UK. Participants must complete a 4.167-mile loop every hour until only one runner remains. The event emphasizes pacing, as runners must balance speed and endurance to avo..

The Woldingham Marathon, held near Caterham, UK, offers both full (26.2 miles) and half marathon (13.1 miles) distances on a scenic out-and-back course starting at Woldingham School. The route features a challenging mix of private roads, woodland trails, and countryside paths, including sections alo..

The Chelmsford Brew Co Summer August Ale Trail 10K is a fun, charity-focused running event held at Brewery Fields, Great Baddow, Chelmsford. Scheduled for August 28, 2025, the 10K route is available via GPX/Strava with a narrative guide, emphasizing enjoyment over competition. Participants receive a..

The White Cliffs Challenge will take place in Saint Margaret's at Cliffe on Saturday 30 August 2025.

The London Backyard Ultra is a unique endurance running event held at Frylands Wood Scout Outdoor Centre in Croydon, London. Participants run a four-mile loop every hour on the hour, continuing until only one runner remains, testing their true limits. The event offers a challenging yet supportive at..

The Henley River Half Marathon, 10k & Juniors event takes place in Henley-on-Thames, UK, on August 30, 2025. This scenic trail run is suitable for both new and experienced runners, featuring routes around Henley-on-Thames with views starting and finishing at Temple Island Meadows, the Royal Henley R..

September 2025

The Ickworth Sunset Chase is a scenic running event held at Ickworth Park, a National Trust estate near Bury St Edmunds, Suffolk. Offering 5K and 10K distances, the race starts at sunset, guiding runners through landscaped parkland, meadows, and forest with inspiring estate views. The course feature..

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 marathon at 42k. Each route features..

The Bradenham Blast is a highly regarded trail running event held in the scenic Chiltern Hills at Manor Farm, Bradenham, UK. It offers 5km, 10km, and a new half marathon distance, catering to runners of all abilities. The course features challenging hills, tranquil beech woodlands, rugged trails, an..

Muntjac 15 is a scenic trail race that connects five beautiful woodlands, perfect for enthusiasts of hills, woods, and single-track racing. The event is designed for those who appreciate the natural landscape while challenging themselves physically. Registration for the event has closed, and it is s..

Thetford Back Yard Ultra is a competitive 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 remains able to complete the loop within the one-hour time limit. This late summer event features chip t..

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, all set on a combination of undulating rural wooded trails and quiet country lanes. Participants enjo..

The Thames Path Ultra Challenge is a premier endurance event held in England along the scenic Thames Towpath, running from Putney Bridge in London to Henley-on-Thames. Participants can walk, jog, or run distances ranging from 10 km to 100 km, including options for 100 km continuous, 2-day daylight 1..

UTMB Index

The Suffolk Coastal Path 50K is a scenic point-to-point ultra marathon trail run along the Suffolk coast, starting in Lowestoft and finishing in Aldeburgh. Covering 50 kilometers with just over 120 meters of elevation, the course passes through picturesque coastal towns including Southwold and Dunwi..

UTMB Index

The c2c Essex Ultra is a charity ultramarathon event held along the Essex Riviera, supporting the children's cancer charity Gold Geese. Participants can choose between 30-mile and 50-mile routes, starting from Lansdowne Primary School in Tilbury and Upminster Station, respectively, and finishing at..