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 1297 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 Surrey Hills Half Marathon is a scenic trail running event that takes participants through the stunning landscapes of the Surrey Hills, starting and finishing in Guildford. Covering a distance of 13 miles, the route features highlights such as St Martha's Church, the village of Shere, and breath..

The Hebden Bridge Fell Race, known as "That’s So Hebden Bridge," is a challenging 10K event set in the scenic Upper Calder Valley. The race features a steep ascent to Stoodley Pike and is designed for both experienced fell runners and newcomers. The course includes a mix of trail and open moorland, ..

The Blencathra Fell Race, organized by Eden Runners, is a challenging event set in the scenic terrain of the Lake District. Scheduled for June 4th, 2025, this FRA Category ‘AM’ race covers a distance of 13K with an ascent of 825m. Participants must possess navigation skills and mountain-craft due to..

The Up the Nab Fell Race is an exciting running event scheduled for June 4, 2025, starting from Glossop Rugby Club in Charlesworth. This race features a challenging 3.1-mile hilly route, attracting both men and women participants. Online entries are available for £6.00 plus a booking fee, with on-th..

The Sledmere Sunset Trail 10K is an exciting running event organized by Driffield Striders and Nicola Amidulla Mortgages Ltd, set against the stunning backdrop of Sledmere House. Participants will navigate a scenic route through chalk valleys and woodland paths, culminating on the expansive lawns of..

The Ayrshire Coast Sunset Ultra is an exciting ultramarathon event set to take place on June 6, 2025, starting and finishing at Irvine Beach. Participants will run a 50km course, featuring a scenic route along beaches, promenades, and trails, with aid stations providing refreshments at various point..

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 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 Maverick Peaks Merlin 2025 is a premier trail running event set in the stunning Peak District National Park, taking place on June 7, 2025. Participants can choose from four challenging routes: Ultra (101 km), Long (55 km), Middle (28 km), and Short (10 km), each offering a unique experience thro..

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 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 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 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 Boscastle Scramble is a challenging self-navigated marathon covering 26.2 miles along the breathtaking North Cornish Coast Path, from Posh Rock on the Camel Estuary to the picturesque village of Boscastle. Known for its tough terrain and significant elevation changes, this event has earned a rep..

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 Dartmoor Discovery Ultra Marathon, affectionately known as DD, is a prestigious 32-mile race that has become a must-have experience for runners. Set in the challenging terrain of Dartmoor, this event features some of the toughest hills in the region. With a race limit of 275 participants, it has..

The Jubilee Hall Trust's "Run for Your Life" is an annual running event taking place in Hampstead Heath, London, featuring 10K, 5K, and 2K courses. Celebrating its 10th edition in 2025, the event welcomes participants of all abilities, including families and beginners. Runners will enjoy scenic trai..

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 Stanza Stones Ultra is a challenging 50-mile running event set in the scenic South Pennines, connecting Marsden and Ilkley. Participants will traverse a linear route featuring over 6,600 feet of ascent, visiting six unique Stanza Stones, each inscribed with poems by Simon Armitage that reflect t..

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 ..