Trail Running Calendar South East (England) 2025-2026

The Guided 50k Ultramarathon in New Alresford, Hampshire, offers participants a scenic running experience through beautiful trails, including sections of the Watercress Way and Oxdrove Way. This event is designed for those who have completed at least a 20-mile run in the past year and will be conduc..

The Guided 15 Mile Run in New Alresford, Hampshire, offers a scenic experience for runners looking to tackle the first loop of a 50k event. Participants can enjoy the beautiful trails of the Watercress Way and Oxdrove Way, starting and finishing in the charming market town of Alresford. This relaxed..

The Ale Trail is a unique 15-mile fun run set to take place in Alfriston, featuring a scenic route that includes stops at local pubs. Participants will collect race numbers and enjoy refreshments at checkpoints, where they can redeem beer tokens for drinks and snacks. The event encourages camaraderi..

Bolt Round the Holt is a charity running event held at Alice Holt Forest, aimed at raising funds for GUTS, an organization focused on improving bowel cancer survival through early detection and treatment. The event features a scenic and undulating trail, offering participants the choice of a Half Ma..

The Dovedale Dash is a renowned cross-country race covering 4 3/4 miles, attracting between 1,200 to 1,400 participants of all skill levels. Set in the scenic area around Thorpe near Ashbourne in the Derbyshire Peak District, the course primarily traverses fields and paths along the valleys of the r..

The Run the Wild Half Marathon - Autumn Edition is a scenic trail running event set in the beautiful Chiltern Hills. Participants will cover approximately 13 miles (21 km) over undulating terrain, guided by qualified Run Leaders. This event is designed for runners of all abilities, making it ideal f..

The Kent Downs 50 Ultra Challenge is an exciting endurance event taking place in the picturesque Kent Downs, near Maidstone. Participants can choose from three distances: 50 km, 25 km, or 10 km, with a looped route that showcases the stunning landscape. The event features a basecamp with camping opt..

The South Downs Way Ultra Run is a 30-mile trail event that showcases the stunning landscapes of the South Downs Way and its surrounding areas. Starting and finishing at Harting Down in West Sussex, participants will traverse scenic routes including Beacon Hill and Kingley Vale, known for its ancien..

The Marlow Donkey is a challenge event organized by the Thames Valley LDWA, offering participants the choice of two routes: 16 miles and 25 miles through the scenic Chiltern Hills. The event welcomes both walkers and runners, providing basic refreshments along the route and a simple meal at the fini..

The Frieth Hilly 5km and 10km runs are exciting mixed-terrain races set in the picturesque Chiltern Hills, located between Marlow and Henley-on-Thames. Participants can expect a challenging course that features winding woodland paths and scenic country roads, offering stunning views throughout the r..

The Centurion Autumn 100 is a challenging 100-mile continuous trail race set in the picturesque villages of Goring and Streatley along the River Thames. The course features a unique cross-shaped route consisting of four 25-mile out-and-back sections that utilize the Ridgeway and Thames Path National..

The Gatliff Marathon is an annual challenge event that offers participants the choice of walking, jogging, or running distances of 25km or 50km through the scenic countryside of Kent, Surrey, and Sussex. This event, organized by the COPSE Club, features different routes each year, with a focus on cr..

The Bedgebury Forest Half Marathon & 10K is an exciting running event set in the picturesque Bedgebury Pinetum, Kent. Participants can enjoy a scenic, traffic-free woodland trail that is suitable for both novice and experienced runners. The event features a half marathon, a 10K race, and a junior 2k..

The Beachy Head Marathon is one of the largest off-road marathons in the UK, renowned for its stunning and challenging course through the South Downs National Park. Formerly known as the Seven Sisters Marathon, it attracts runners, joggers, and walkers alike. The event features multiple distances, i..

The Thames Trail Ultra is a challenging 47-mile point-to-point ultra marathon that runs along the scenic Thames River from Iffley in Oxfordshire to Henley-on-Thames. This popular event, previously known as the Thames Trot, features a diverse course that includes tarmac paths, muddy trails, and pictu..

The Thames Path Trail Run is an exciting running event set in Windsor, starting from the iconic Windsor Racecourse. Participants can choose between two scenic distances of 21km and 16km, both of which follow the picturesque Thames River, offering stunning views of the surrounding countryside. The ev..

The Plough and Harroween 5 Mile Night Trail Run is a unique running event scheduled for October 31, 2025. Participants are encouraged to don Halloween-themed fancy dress, with prizes for the best costumes and penalties for those who do not participate. The self-navigated course, primarily set in the..

The Guided Run - Petersfield 10k will take place in Petersfield on Saturday 1 November 2025. You can run 10 kilometers.

The Wendover Woods Marathon, Half Marathon, and 10k is a scenic running event set in the picturesque Wendover Woods, Buckinghamshire. Participants can choose from multiple race distances, including a marathon, half marathon, 10k, and a junior run, all featuring a challenging multi-terrain course wit..

Enigma Fireworks is a running event taking place on November 7th and 8th, 2025, at Caldecotte Lake in Milton Keynes. The event features both a marathon and a half marathon on each day, with participants completing scenic laps around the lake. Runners can expect a supportive environment with race bri..