Trail Running Calendar South East (England) 2025-2026

The Coombe Hill Fell Race is an exciting 7km fell run, categorized in the BS Category by the Fell Running Association. Set in Wendover, Bucks, the race features a challenging course with steep climbs and descents. Participants can enjoy a fun atmosphere, with entry fees of £5 for general participant..

The Surrey Hills Half Marathon is a scenic trail running event that takes participants through the stunning landscapes of the Surrey Hills, starting and finishing in Guildford. This 13-mile guided run is designed for both novice and experienced trail runners, offering a unique experience with changi..

The Midweek Chasing Numbers June event, organized by Saturn Running, invites participants to join a flexible running challenge along the scenic River Thames. This inclusive event welcomes runners of all abilities, including walkers, and allows participants to choose their distance within a 7-hour ti..

The South Downs Trail Half Marathon and 10K, taking place at Queen Elizabeth Country Park near Petersfield, are renowned trail running events in the South of England. Participants can enjoy scenic routes that connect with the South Downs Way, featuring beautiful downland and forested landscapes. The..

The Magna Carta Summer event, organized by Hermes Running, takes place in the picturesque Runnymede area of Surrey, near the historic site where the Magna Carta was signed in 1215. Scheduled for June 7, 2025, the event features three race distances: a 10K, a half marathon, and a full marathon, all s..

The South Downs Trail Half Marathon and 10K, hosted at Queen Elizabeth Country Park near Petersfield, are celebrated trail running events in the South of England. Participants will enjoy scenic routes that connect with the South Downs Way, traversing beautiful downland and forested areas. The half m..

The Dell 10km is an exciting multi-terrain running event set in the picturesque Hampshire countryside, hosted by Dummer Down Brewery. Participants will enjoy a scenic trail route that includes private farmland, woodlands, and local roads. Each finisher receives a medal, a pint cup, and a complimenta..

The Centurion South Downs Way 100 is a challenging 100-mile non-stop foot race that traverses the scenic South Downs Way National Trail in Southern England. Scheduled for June 14, 2025, this event showcases stunning landscapes, including rolling hills and picturesque villages. Runners will be suppor..

The Hampshire Hoppit is an exciting off-road trail running event held in the scenic North Hampshire Downs. Participants can choose from three distances: a full marathon (26.2 miles), a half marathon (13.1 miles), or a 10k race. The event features well-marked and marshalled routes that include sectio..

The Robertsbridge Midsummer 10K & 5K is a vibrant community running event set to take place in 2025. Organized by the Robertsbridge Bonfire Society, this race features a scenic multi-terrain course suitable for runners of all abilities, making it an excellent choice for both beginners and seasoned a..

The Longbridge 100 Backyard Ultra is an inaugural running event designed for both seasoned and novice runners. This last-man/woman-standing race requires participants to complete a 4.167-mile loop every hour until only one runner remains. The event promises excitement and camaraderie, with support f..

P24 - The Longest Attended Day is an endurance running event organized by Phoenix Running, taking place at Denbies Wine Estate in Dorking. Participants are challenged to run 1 mile on the hour, every hour, for 24 consecutive hours. The event features a flat, off-road trail and includes amenities suc..

The Centaur 100 Mile Ultra, organized by Phoenix Running, is a unique endurance event designed for both seasoned ultra-runners and first-time participants. Set in a scenic wine estate, the race features a flat, single-mile loop, allowing runners to complete the distance within a generous 30-hour tim..

Race to the King is an exciting ultramarathon event taking place along the scenic South Downs Way and Monarch’s Way. Participants can choose from three unique challenges: the Coastal 50k, the Castle 50k, or the full 100k, which combines both loops. The event is designed to accommodate runners of all..

The Oxford Greenbelt 10km is a scenic running event set in the beautiful Oxfordshire countryside, scheduled for June 21, 2025. This race is part of a larger event that includes a 3km and a 1km run, catering to participants of various ages and abilities. The 10km course features a predominantly off-r..

The Denbies Marathon & Half Marathon, organized by Phoenix Running, will take place on June 21, 2025, at the scenic Denbies Wine Estate in Surrey. This unique event offers participants up to 30 hours to complete their race, with flexible start times available from Saturday morning to late Sunday mor..

The Three Shires Way Ultra & Marathon is a challenging running event set in the picturesque rural landscapes of Buckinghamshire, Bedfordshire, and Northamptonshire. Participants can choose between a 50-mile ultra and a marathon distance, both of which follow well-marked bridleways. The event is desi..

The Midsummer Murder event is a thrilling trail running challenge set in the picturesque Hambleden Valley, located between Henley on Thames and Marlow. Participants can choose between a 10-mile course and a half marathon, both of which showcase the stunning natural beauty of the Chilterns. The cours..

The Hawkhurst 10K & 5K is a vibrant running event held in the picturesque village of Hawkhurst, Kent. Designed for the whole family, it features a 10K, a 5K, and a free Junior Run, all set against a scenic multi-terrain backdrop of fields, trails, and roads. Participants can enjoy a friendly atmosph..

The Out Of The Blue Battle 10k & 5k is a captivating twilight running event held at the picturesque Ashburnham Place in East Sussex. Celebrating its 10th anniversary, this race features both 10k and 5k courses that traverse the stunning 220-acre estate. Participants can also join a Junior Run, makin..