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 1302 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.

Conquer24 Powderham Castle is an exciting 24-hour running event set in the stunning surroundings of Powderham Castle. Participants can run solo, in pairs, or as part of teams of up to 12, tackling an 8km course that weaves through enchanting woodlands and offers breathtaking views, including a run t..

The Wharfedale Trail Half Marathon is a scenic 13.2-mile trail race set in the picturesque Wharfedale region, featuring over 2,000 feet of ascents. The course is well-marked and follows established footpaths, including the Dalesway and Mastiles Lane, offering breathtaking views from locations like S..

The Ultra Scotland 50 is a challenging 56-mile ultramarathon set along the stunning Southern Upland Way, starting from St John's Town of Dalry. Participants will experience a total elevation gain of 2,447 meters as they navigate through picturesque forests, valleys, and mountains. The event accommod..

The Magna Carta Summer event, organized by Hermes Running, takes place in the picturesque Runnymede area of Surrey, near the historic site where the Magna Carta was signed in 1215. Scheduled for June 7, 2025, the event features three race distances: a 10K, a half marathon, and a full marathon. All r..

The VOGUM 2025 is a thrilling 40-mile trail running challenge along the scenic Wales Coast Path, stretching from Porthcawl to Penarth. Set against the backdrop of the Glamorgan Heritage Coast, participants will experience stunning views of golden beaches, dramatic cliffs, and historical sites like O..

The Lake District Ultra Challenge is an exciting endurance event set in England's stunning countryside, featuring a 100km loop that includes challenging hills, the Garburn Pass, and scenic views around historic Ambleside and Lake Windermere. Participants can choose from various distances, including ..

The Suffolk Back Yard Ultra is a highly competitive running event held at High Lodge Thetford Forest in Suffolk. Participants run a distance of 4.167 miles every hour on the hour, continuing until only one runner remains who can complete the loop within the one-hour time limit. The event features ch..

The BrewDog Summer Run is a celebrated running event that combines the joy of running with the enjoyment of beer. Recognized as the UK's Best Fun Run in the 2020 Running Awards, this event has gained immense popularity since its inception in 2016, now taking place three times a year. The Summer Run ..

The North Leeds Skyline, organized by Great Owl Running, is a trail running event set for June 7, 2025. Participants can choose from three race distances: the Ultra Trail (51km), Super Trail (23km), and Sprint Trail (13km), each offering stunning views of Wharfedale and surrounding landscapes. The e..

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The Killearn 10K Trail Race is a community-organized running event scheduled for June 7, 2025. This Scottish Athletics affiliated race features a multi-terrain course that includes tarmac, forest paths, farm tracks, and open grassland, starting and finishing in Killearn Public Park. Participants age..

The Valley of the Owls Run, taking place in the picturesque village of Ousden, Suffolk, offers a variety of race distances including 5k, 10k, half marathon, full marathon, and ultra. Participants will enjoy scenic routes featuring some of England's oldest roads. The event features a mass start and p..

The Glen Lyon Trail Race is a 15.5-mile foot race set in the picturesque Glen Lyon, located in the Perthshire hills. This off-road event features a challenging course that includes approximately six river crossings, ensuring a wet experience for participants. Runners will encounter a steep climb ear..

The Dell 10km is a multi-terrain running event set in the picturesque Hampshire countryside, hosted by Dummer Down Brewery. Participants can enjoy a scenic trail route that includes private farmland, woodlands, and local roads. The event features a finish line celebration at the brewery's taproom, w..

The Divorce Day Defib Fundraiser is an exciting running event that offers participants a choice of distances: 7 miles, 14 miles, or a full marathon. Taking place in Coalport Village, the race features a scenic route that includes parts of the Silkin Way, Rough Park, and the iconic Ironbridge. This e..

The BigSea Trails event, part of the Classic Element Trail Series, takes place on the Isle of Purbeck, Dorset. This stunning trail running festival features multiple distances, including a 50km ultramarathon, marathon, 18 miles, and half marathon, all starting and finishing at Knoll Beach. Participa..

The Crackpots Trail Run is an award-winning event taking place in Kirkby Malzeard, Ripon, on June 8, 2025. This 11-kilometre trail run features a scenic and undulating route that includes quiet country roads, off-road trails, and picturesque moorland within the Nidderdale Area of Outstanding Natural..

The Cheddar Gorge Challenge is an exhilarating off-road running event set in the stunning landscapes of Cheddar Gorge and the Mendip Hills. Scheduled for June 8, 2025, participants can choose from various distances, including 1km, 3km, 6km, 10km, Half Marathon, and Marathon, as well as an Omnium Cha..

The Ulverston Fell Race is a competitive running event organized by the British Open Fell Runners Association (BOFRA), scheduled for June 8, 2025. The race features a new course that begins at Beckside Farm and includes a challenging climb to Flan Fell, with different age categories ranging from Und..

The Tewinbury Trail 10K is an exciting trail running event set in the picturesque Tewinbury Farm & Hotel, located just north of Welwyn in Hertfordshire. Scheduled for June 8, 2025, this race features a scenic 10K route that meanders through a variety of terrains, including forest paths and open trac..

Wild Journeys - West Highland Way is a multi-day ultra running challenge organized by Running Adventures, taking place along the iconic West Highland Way in Scotland. Participants will cover approximately 96 miles (154 km) over three days, with significant elevation gain. The journey begins in Milng..