Trail Running calendar near Portishead 2025-2026

We have found 262 Trailruns within 80 miles of Portishead. See below where and when you can find the races.

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..

The Bath Skyline running event, organized by Relish Running Races, offers 5km and 10km off-road races around the iconic Bath Skyline, featuring woodland trails, open meadows, and hilltop views of Bath. Held at the University of Bath's West Car Park, the course is mostly flat with some gentle rises,..

The Margam Trail Races, organized by Trail Revolution, will take place in Margam Park on November 15, 2025. This event features a variety of race distances, including 5km, 10km, and a half marathon, designed to challenge participants on the park's scenic forest paths and woodland trails. The course..

The New Forest Central Trail Run is a scenic trail running event held in the heart of the New Forest National Park, an Area of Outstanding Natural Beauty in the UK. Starting from Roundhill Campsite near Brockenhurst, the course features wide, hard-packed gravel paths weaving through ancient woodland..

The Callow Fell Race, organized by Mercia Fell Runners, is a challenging event that has transitioned from a summer to a winter series race. Covering a distance of 8.1 km with a total ascent of 762 meters, it is recognized as one of the toughest races in Shropshire. The course features steep climbs a..

The Cardiff Trail Half Marathon is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for November 16, 2025, this newly introduced race offers a unique blend of competition and scenic beauty, making it an ideal experience for both seasoned athletes and newcomers...

The Broadway Marathon & Half Marathon, organized by Cotswold Trail Events, takes place in Broadway, Worcestershire, within the scenic northern Cotswolds. The event features two distances: a full marathon and a half marathon. The course is predominantly trail and unpaved track, with some minor road s..

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Roly's Run is an annual trail running event held in the scenic Meon Valley and South Downs Way, Hampshire, in memory of ultra-runner Rich Walklate (Roly). The 2025 edition offers three distance options: 15.5, 21.5, and 40 miles, featuring challenging ascents of 463m, 712m, and 1266m respectively. Th..

The Drogo 10 is a challenging 10-mile fell race held at Castle Drogo in Drewsteignton, near Exeter, Devon. The course features hilly, muddy cross-country terrain with 1760 feet of climbing, including the notorious Hunter's Path hill. Runners enjoy stunning views of the Teign Valley while navigating..

Dark Valley, Night Trails is an exhilarating night-time running event hosted by BigFeat Events at Moors Valley Country Park. Participants can choose from 10km, 20km, or 30km looped trails, all set amidst the enchanting woods of Dorset. Runners will navigate the course using headtorches, guided by fl..

The New Forest Stinger is an annual 10-mile trail running event held in the scenic New Forest, starting from Ocknell Campsite near Lyndhurst. Organized by Totton Running Club, the race features an undulating off-road course that follows approved trails and paths, offering some of the best views in t..

The Combe Crawler is a challenging 8.5-mile (13.6 km) cross-country race held annually in Ilfracombe, North Devon. Known for its hilly terrain, the course features steep coastal paths and stunning countryside views, making it a true test of endurance for runners of all abilities. The race typically..

DirtRun In The Dark is an off-road running event held at The Wyre Forest, Callow Hill Visitor Centre. Participants tackle a 10km course consisting of two laps around forest tracks and trails, all run in the dark, making torches compulsory. The race welcomes runners aged 14 and above and allows canic..

The Medal Mix Challenge - Day 1 is a 7-hour timed running and walking event taking place near Capel Lane, Littleham, Exmouth on November 29, 2025. Participants of all abilities are welcome to complete as many 5.3 km laps as possible on a scenic, undulating, and accurately measured tarmac course alon..

The Wallop is a scenic 21k trail run held within the Farleigh Wallop Estate in Hampshire. The course features a diverse mix of narrow woodland paths and wide gravel tracks that wind through forests and open land, offering runners an immersive natural experience. This half-marathon event is fully mar..

The Maverick Exposure Lights Dark Oxfordshire is a unique night trail running event held at Stonor Park, nestled in the Chiltern Hills by the River Thames. Participants can choose from three challenging routes: 17 km (long), 12 km (middle), and 7 km (short), all set within the estate known for its w..

The Maverick Original Oxfordshire is a trail running event held at the historic Stonor Park near Henley-on-Thames, Oxfordshire. Set within the Chilterns Area of Outstanding Natural Beauty, the race offers three routes: 22 km (long), 12 km (middle), and 7 km (short), featuring challenging terrain wit..

The Medal Mix Challenge Day 2 is a 7-hour timed running and walking event taking place near Capel Lane, Littleham, Exmouth on November 30, 2025. Participants complete laps of a scenic 5.3 km out-and-back course along an old disused train line, fully paved and accurately measured as a road race. The..