Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1261 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

The Hardwolds 80 is an 80-mile race along the Wolds Way from Hessle to Filey, staged by Hardmoors. Runners traverse chalk landscapes, dry valleys, and wildlife-rich countryside, passing through market towns and ancient villages such as Brantingham, Londesborough, Thixendale and Wharram Percy before..

The Maravan Half 2025 - Saturday is a unique half marathon event held at Haven Thorpe Park Holiday Park in Humberston. Scheduled for November 22, 2025, this race features a flat, multi-terrain course consisting of four slightly shorter laps around the holiday park. Limited to just 40 entrants, the e..

The Smurf Run in Aberdare, Wales, is a unique 7-hour time challenge event hosted by Saturn Running at the scenic Dare Valley Country Park. Participants can choose their distance, starting from a minimum of 3km, with laps of approximately 7km (4.37 miles) on well-maintained footpaths offering beautif..

NSCCL Round 3 takes place at Parkhall Country Park in North Staffordshire, set in the Parkhall area of the region. Set in Parkhall Country Park, North Staffordshire. The North Staffs Cross Country League features four races per season with team and individual scoring.Seniors (17+) race 8000m for men..

The Cardinham Twilight 5 & 10 Mile is a unique trail running event held in Cardinham Woods near Bodmin, Great Britain. Scheduled for November 22, 2025, participants can choose between a 5-mile or 10-mile course that takes runners through the deep, dark trails of the woods at twilight. The event requ..

Bournemouth Coastal TEN is a seaside running race held at Hengistbury Head, Bournemouth, Dorset. Runners choose between a scenic 10-mile or 10km coastal route along Bournemouth’s seafront, with views of Boscombe Pier, the Isle of Wight and The Needles to the east, and Old Harry Rocks along the Juras..

The Sale Fell Race, organized by Cumberland Fell Runners, is a challenging fell running event taking place on November 22, 2025, at Sale Fell near Wythop Mill. The race features a main route of 3.7 miles with an elevation gain of 900 feet, alongside junior races for various age categories. Participa..

The North Face Kendal Skyline Ultra is a 50km ultramarathon with around 900m ascent, held during the Kendal Mountain Festival weekend. The undulating route winds over Kendal’s skyline, taking in limestone escarpments, castles, a deer park and river trails, combining trail, road and fell sections. Th..

adidas TERREX Kendal Trail Run is a 10km (often closer to 11km) trail race set in Kendal, with start and finish in the town centre. The route climbs from the town centre via Beast Banks, then follows the limestone escarpment of Scout Scar for sweeping views over Morecambe Bay and the Lyth Valley, be..

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The RunUk Kingston 10k is a scenic running event starting and finishing at the Kingston Hawker Centre in Surrey. The course takes runners through the streets of Kingston and along the picturesque river towpath, offering a vibrant atmosphere supported by local organizations. Participants receive a fi..

The Combe Crawler is Ilfracombe Running Club's legendary cross-country race in Ilfracombe, North Devon, with the start/finish at Ilfracombe Football Club. The 8.5-mile (13.6 km) route weaves steep coastal paths, woodland tracks and fields, offering dramatic views of the coast and countryside. It’s d..

The ATW Wendover Woods Trail Run & Canicross takes place in the scenic Wendover Woods, located at the highest point in the Chilterns near Aylesbury. Participants can choose from a 5K, 10K, or Half Marathon trail run, all set on well-prepared, traffic-free woodland trails offering stunning countrysid..

Leeds MoRun returns to Roundhay Park for MoRunning around Movember. The event offers 1.5k Mini MoRun, 5k, 10k and Half Marathon distances. The course is described as hilly, primarily on paths with sections of trail, dog-friendly, but not suitable for wheelchairs; buggy-friendly with off-road buggies..

Kudos its Kirkstall Abbey is a trail running event held at Kirkstall Abbey in Leeds, West Yorkshire. It offers multiple race distances including an 8.8-mile loop, a half marathon, a 17.6-mile double loop, and a full marathon consisting of three loops. The course features a mix of terrain such as fie..

PFW Running's Lancashire Loop Trail Run takes place in Blackpool, Lancashire, with the start and finish near Village Hotel on East Park Drive. The event offers distances on a 10K loop: 10K, half marathon (two loops plus an out-and-back), marathon (four loops plus an out-and-back), and ultra (five lo..

Nice Work Race Management presents the Sherwood Christmas 10k & 5k at Sherwood Pines, Edwinstowe, Mansfield, Nottinghamshire. The multi-terrain, undulating course runs through the ancient Sherwood Forest and also includes a Junior Run. The event emphasizes a festive, family-friendly atmosphere, with..

The Action Heart Tuff Un is an annual multi-terrain running event held at Baggeridge Country Park in Dudley. Covering approximately 6 miles, the course features undulating trails, muddy paths, and a shallow stream crossing, offering a challenging yet rewarding experience for runners of all levels. W..

The Tufty Trail Race is a roughly 5-mile trail run organized by Falkland Trail Runners. Held on Falkland Estate, the route starts near Strathmiglo Village Hall and climbs toward the Lomonds, with a loop through Drumdreel woods and a fast downhill finish. Runners traverse forest trails and scenic pat..

Serpent Trail Ultra Run is a 30-mile trail event starting and finishing in Haslemere, Surrey. It showcases the best parts of the Serpent Trail and the Sussex Border Path, with a hilly profile that includes climbs toward Blackdown and a stop at the Temple of the Winds lookout for views over the South..

Maravan Half takes place at Haven Thorpe Park Holiday Park in Humberston, DN36 4GG. This half marathon features a flat, multi-terrain course set in a seaside holiday park, with a friendly, sociable atmosphere that aims to be enjoyable rather than overly serious. The event runs under ARC rules, with..