Trail Running calendar near Bristol 2025-2026

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 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 Maverick Jurassic Coast 2025 is an exciting trail running event set in the stunning Isle of Purbeck, featuring four different routes: Ultra (101 km), Long (54 km), Middle (24 km), and Short (12 km). Participants will experience breathtaking views along the iconic Jurassic Coast, including famous..

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 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 Giddy Horse Backyard event is a unique running experience taking place at Chepstow Racecourse in Piercefield Park. Scheduled for October 25, 2025, it features various race formats including 8-hour, 12-hour, 24-hour, and relay options, all set on a scenic 4.167-mile loop that combines woodland, p..

The Worcester Ring Run is an exciting 23-mile running event taking place on October 25, 2025, starting from Droitwich Rugby Club. This scenic route features a clockwise loop along the Droitwich Canal and the Worcester & Birmingham Canal, offering a mostly traffic-free experience. Participants can en..

The Giddy Horse Half Marathon, Trail, & Steeplechase Obstacle Course Races is an exciting running event taking place on October 26, 2025, at Chepstow Racecourse in the UK. Participants can choose from various race options, including a half marathon, 8-mile and 4-mile trail races, and steeplechase ob..

The Black Beacon Mountain Trail Races are long-distance running events set in the stunning landscapes of the Bannau Brycheiniog (Brecon Beacons) and Black Mountains. Participants can choose from four race distances: 100 miles, 50 miles, 50k, and 21 miles, all culminating in Pontneddfechen. The races..

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

The OTT Ultra Marathon is a challenging 30-mile trail race set in the stunning Brecon Beacons, designed for both novice and experienced ultra runners. The course begins at Cyfartha Castle and follows scenic trails alongside the River Taff, leading to the summit of Pen y Fan, the highest peak in Sout..

The Apocalypse Run - Stonehouse will take place in Stonehouse on Sunday 2 November 2025.

The Dorset Hillfort Ultra is a scenic 38-mile running event set in the picturesque West Dorset, featuring a challenging course with approximately 1,300 meters of ascent. Participants will traverse from one ancient hillfort to another, enjoying stunning views of Lyme Bay and the Jurassic Coast. The r..

Big Night Out Winchester is an exciting night-time trail running event set in the scenic surroundings of Winchester, Hampshire. Participants can choose between a 22km or 12km course, both illuminated by headtorches as they navigate the trails and pathways. The event features a fully marked route wit..

The Beacons Ultra is a thrilling running event featuring three race distances: a 49-mile ultra, a 26-mile marathon, and a 13-mile half marathon. Set in the picturesque town of Talybont-On-Usk, nestled in the Brecon Beacons, the event showcases a mix of trails, mountains, canals, and roads. Participa..

Endurancelife Gower offers a series of trail running events, including a 10K, half marathon, marathon, and ultra marathon, set in the stunning natural landscape of Gower, an Area of Outstanding Natural Beauty. Participants will experience diverse terrains, including cliff tops, woodlands, and sandy..

The Salt Settlers Six Hour Race is an exciting running event set in the picturesque Lower Otter Valley, returning for its second year. Participants can complete as many 4.4 km loops as possible within six hours, with options for solo runners or pairs in a relay format. The course features a mostly f..

The One by the Canal is a scenic trail run that begins in Cowley and follows the picturesque Grand Union Canal, concluding in Watford. This event features a Half Marathon distance, allowing participants to immerse themselves in beautiful natural surroundings while enjoying a well-organized race expe..

The Bristol MoRunning event features 5k and 10k runs, along with a 1.5k Mini MoRun for children, all taking place in Ashton Court Park. This event supports Movember, a charity focused on men's health issues, including prostate cancer and mental health awareness. Participants are encouraged to dress..