Trail Running calendar near Glastonbury 2025-2026

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 Thames Trail Ultra is a challenging 47-mile point-to-point ultra-marathon held in England, running from Iffley near Oxford to Henley-on-Thames along the scenic Thames Path and Ridgeway National Trails. The course features a mix of 86% cross-country trails and riverside paths and 14% road, with v..

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 Races, held in South Wales' Black Mountains and Brecon Beacons National Parks, offer four challenging trail running events: a 100-mile ultramarathon, a 50-mile ultramarathon, a 50km Ultra Bach, and a 21-mile trail race. The courses feature spectacular mountain scenery, incl..

The Black Beacon Mountain Trail Races are challenging long-distance trail running events held in South Wales, crossing the Brecon Beacons and Black Mountains National Parks. Starting in Hay on Wye, the races offer four distances: 100 miles (+7500m ascent), 50 miles (+3750m ascent), 50 km (+2200m asc..

The Haldon Halloween Twilight Run takes place in Haldon Forest near Exeter, Great Britain, offering a festive running experience on November 1, 2025. Participants can choose from three distances: a 2.5 km fun run, 5 km, and 10 km races, including Canicross options for dog runners. The event features..

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 scenic Brecon Beacons, South Wales. Starting in Merthyr Tydfil, the course follows the Taff Trail and riverside paths before ascending to Pen y Fan, the highest peak in South Wales at 886 meters. Runners then descend via Jacobs La..

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 challenging trail running event held in November in Talybont-on-Usk, Powys, at the foothills of the Brecon Beacons, Wales. It offers three race distances: a 49-mile ultra featuring two loops of a 23-mile course with an out-and-back climb to Pen y Fan, a 26-mile marathon follow..

Endurancelife Gower offers a series of trail running events set in the stunning Gower Peninsula, the UK's first designated Area of Outstanding Natural Beauty. Participants can choose from 10K, half marathon, marathon, and ultra distances, all featuring challenging terrain including grass, moor, beac..

The Salt Settlers Six Hour Race is a timed endurance event held in the Lower Otter Valley near Budleigh Salterton. Participants complete as many 4.4km loops as possible within six hours on a mostly flat course with a slight 12m ascent per loop. The race accommodates runners and walkers, offering sol..

The East Devon 8 Trigs is a self-navigation trail running event held at Budleigh Salterton Cricket Club in Devon. Scheduled for November 2025, it offers three distance options: a 3 Trigs Half Marathon (21km), a 6 Trigs Marathon (42km), and an 8 Trigs Ultramarathon (53km). Participants can compete so..

The Bristol MoRun is a vibrant running event held at Ashton Court Park, Long Ashton, featuring 1.5k, 5k, and 10k distances. The course combines paths and trails with hilly sections between 1km and 3km, suitable for dog walkers and off-road buggies but not wheelchairs. The 5k is a single lap, while t..

The Southampton Half Marathon Morun is part of the MoRunning series supporting the Movember charity, held at Southampton Common, The Avenue (postcode SO15 7NN). The event features multiple distances including a 1.5k Mini MoRun, 5k, 10k, and the half marathon. The half marathon course starts with a 1..

The One by the Canal is a scenic half marathon trail run starting at Cowley Recreation Ground and following the Grand Union Canal's picturesque natural surroundings, finishing in Watford's Cassiobury Park. The course features country trails and woodland paths, marked and marshalled for safety, with..

The Maverick Exposure Lights Dark Castle is a unique trail running event held at the historic Corfe Castle in Dorset. Returning for its third year, the race offers three routes: Long (15 km, +243 m elevation), Middle (11 km, +225 m), and Short (5 km, +120 m), suitable for all abilities. The course f..

Dusk Till Dawn The Winter Edition is a challenging 12-hour running event held at Bridgend Miniature Railway in South Wales. Participants tackle three distinct 10-mile mixed terrain routes, including hills, technical downhill forestry trails, and minimal road sections, aiming to complete as many loop..

The Trails & Tarmac 12hr Backyard Ultra is a challenging endurance running event held near Crickhowell in Powys, UK, set in the scenic Black Mountains. The race features a 4.2-mile loop combining equal parts trail and tarmac, with mostly flat terrain, one gradual climb, and a short steep section, de..