Trail Running calendar near Portishead 2025-2026

We have found 259 Trailruns within 80 miles of Portishead. See below where and when you can find the races.

The Two Tunnels Races, taking place in February 2026, offer a unique running experience through Bath's historic underground tunnels, the longest of their kind in the UK. Participants can choose from a variety of distances, including ultra marathons, half marathons, 10km, 5km, and family-friendly Col..

The Hameldown Hammer is a premier trail running event held in Widecombe-In-The-Moor, Dartmoor, featuring three challenging races: the Hammer Half Marathon, the 7EVEN (an 8-mile race), and the inaugural Ultra Hammer. Celebrating its 10th anniversary, the event showcases Dartmoor's rugged granite land..

March 2026

The Brecon to Cardiff Classic is a 70-kilometer ultra running event held annually in Wales, following the scenic Taff Trail from Brecon in the Brecon Beacons National Park to Nantgarw near Cardiff. The fully marked, one-way course showcases diverse landscapes, starting with dramatic mountain scenery..

The Brecon to Cardiff Xtreme is a challenging 47.5-mile (75 km) winter mountain ultramarathon held in Wales, running from Brecon to Cardiff over 11 peaks including Pen Y Fan, the highest peak in South Britain. With approximately 2,680 meters of ascent, the course demands excellent winter mountain ru..

The St David's Day Dragon Run 2026, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This unique 7-hour time challenge allows participants to run multiple laps of a 4.37-mile (7km) course on well-maintained footpaths with beautiful countryside views..

The Weymouth Bay 10K is a scenic charity fun run held in Weymouth, Dorset, starting at Bowleaze Green near the Riviera Hotel. The course is an accurately measured out-and-back route featuring two laps, extending towards Pleasure Pier and returning via Overcombe. The mostly flat road terrain (88%) of..

The Winter Green Man Ultra (Winter GMU) is a challenging ultra marathon held annually around Bristol, UK, featuring two distances: 45 miles and 30 miles. The 45-mile race is a full anti-clockwise loop of the Community Forest Path starting and finishing at Ashton Park School, with 3100 feet of elevat..

The Hateful 8 Loopy Ultra is an endurance running event held at Bridgend Miniature Railway in Aberkenfig, Bridgend, South Wales. Participants tackle a challenging 9-mile mixed terrain loop featuring a tough hill, scenic road sections with stunning views, and a technical downhill forestry trail. The..

The Hannington Hike will take place in Hannington on Sunday 8 March 2026.

The Centurion Hundred Hills 50km is a scenic trail ultramarathon held in the Chiltern countryside, starting and finishing at the historic 850-year-old Stonor Park near Henley-On-Thames, England. The race features two distinct 25km loops, covering 50 kilometers with approximately 4,000 feet of elevat..

The Nant Yr Arian Silver Trail Races take place in the scenic Cambrian Mountains, offering runners a choice between a Half Marathon and a 10km trail run. The courses feature challenging and varied terrain with spectacular mountain views, suitable for both beginners and experienced trail runners. The..

Winter's End - 50 Mile Ultra & Marathon is a scenic trail running event held along the South Downs Way National Trail, starting near Arundel, West Sussex, and finishing in Winchester, Hampshire. The event features a 50-mile ultramarathon and two marathon options covering either the first or second h..

The Forest of Dean Spring Trails Half Marathon is a scenic 13.1-mile race held annually in the Forest of Dean, starting and finishing near the Speech House Hotel. The course features well-maintained woodland trails with gentle inclines, offering a multi-terrain experience through beautiful forest la..

The Way of the Dead is a challenging 50k running event traversing Dartmoor from east to west, organized by Wild Running. Participants can compete solo or in pairs, with live GPS tracking and three checkpoints that also serve as feed stations. The route features minimal ascent of 1389 meters but requ..

The Bath 50 Ultra Challenge is a premier trekking and trail running event held in the historic city of Bath, UK. Scheduled for March 28, 2026, participants can choose from 50km, 29km, or 10km looped routes starting and finishing at Bath Racecourse. The course offers panoramic views, passing iconic l..

The Bristol Trail & Ultra, held on 28 March 2026, is a trail running event in Bristol offering two distances: a 25km trail and a 55km ultra. Both races start and finish at Museum Square in central Bristol, taking runners off the tarmac through woodland, riverside paths, parks, and disused railway li..

Ultra In The Black Country is a scenic 32-mile ultra running event held at Baggeridge Country Park near Dudley, West Midlands. The course is a mostly traffic-free urban loop featuring disused railway lines, canal towpaths, tunnels—including the 2.7km Netherton Tunnel—and woodland areas, offering a u..

The Combe Gibbet to Overton Race will take place in Overton on Sunday 29 March 2026.

The Minster Challenge 2026, held in Axminster, Devon, offers three running distances: 12km, 5km, and a 3km fun run suitable for all ages. Organized by Ruby Red Running in partnership with Axe Valley Academy, the event features a challenging course with hills and mud, promising an engaging trail runn..

April 2026

The Testway Ultra is a challenging ultra marathon held in Hampshire, England, featuring 40 and 50-mile distances along the scenic Testway footpath. The route stretches from the chalky downs near the Northern Hampshire/Berkshire border to the southern town of Totton in Southampton, showcasing picture..