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 1481 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 Centurion North Downs Way 50 is a 50-mile ultramarathon along the North Downs Way National Trail, from Farnham in Surrey to Knockholt Pound near Greater London. The race features a challenging course with 5,600 feet of elevation gain, predominantly on trail (80%) with some road sections. It is p..

The MTC Severn Path Ultra is a 59-mile point-to-point ultra marathon starting in Shrewsbury and finishing in Worcester, UK. The mostly flat course follows the River Severn, passing scenic landmarks such as Ironbridge, Jackfield, and Coalport. Runners experience stunning riverside views through towns..

The SCD Community Fun Run 10k and 5k is a charity event organized by Strathdearn Community Developments in Tomatin, Inverness, scheduled for May 17, 2025. The race features scenic, undulating trail courses on rural roads and paths, with water stations and facilities such as changing rooms and shower..

The Compton Marathon & 16 Mile Challenge, organized by the Compton Harriers Running Club, is a popular running event held in Compton, Berkshire. Participants can choose between a full marathon and a 16-mile challenge, both set against scenic backdrops. The event promotes community engagement and enc..

The Punk Panther Skipton Skedaddle is a trail running event held in the scenic market town of Skipton, UK. Now in its third year, the race offers multiple distances: half marathon, 20 miles, 34 miles, and a challenging 50-mile ultra. The course features stunning routes incorporating parts of the Dal..

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The Maverick X Series North Downs 2025 is a trail running event held at Cranleigh Showground in Surrey. Participants can choose from four routes: Ultra (52 km, +1387m elevation), Long (43 km, +1104m), Middle (22 km, +590m), and Short (11 km, +317m). The course features undulating single-track trails..

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The Shindig in the Shire is a scenic running event hosted by How Hard Can It Be Events, starting from The Unicorn Inn in Telford. Participants enjoy stunning views of the Ironbridge Gorge, including the world-famous Ironbridge, while running through the historic areas of Ironbridge and Jackfield bef..

God's Own Back Yard Ultra - Spring 2025 is an endurance running event held at Hunters Greave, Hawksworth, Leeds. Participants run a 4.167-mile loop every hour on the hour, needing to complete each loop within the hour to continue. The course features a mix of canal towpath, farmland, woodland trails..

Sabre XXIII Weekend 9 is a challenging 25.5 km event held in the scenic Howgill Fells, featuring a demanding 1500m elevation gain comparable to the Yorkshire Three Peaks but in half the distance. The route, originally used by the 23 SAS for training, is fully waymarked and includes a mix of fell ter..

The Holy Island Marathon 2025 is an annual running event held in the Scottish Borders, starting from Lower Burnmouth. Celebrating its 9th year, the marathon covers 26.2 miles along scenic coastal routes, including beaches and the Pilgrims Causeway, with the final challenge being the dunes on Lindisf..

The Old County Tops Fell Race, organized by the Achille Ratti Climbing Club, is a challenging long-distance fell running event held annually in May. Starting and finishing in Great Langdale, the race covers approximately 37 miles with around 10,000 feet of ascent, though exact distance and elevation..

Man Up & Down 2025 is a challenging 20 km trail run set along the stunning North Cornish Coast, starting in Portreath and finishing in Perranporth. This event, taking place on May 17, 2025, supports Man Down Cornwall, which provides essential emotional and mental health support for men facing everyd..

Infinity24 Kirkoswald is a unique 24-hour trail running event held at The Mains Farm in Kirkoswald, Cumbria. Participants run as many 5-kilometre laps as possible within a full day, starting Saturday morning and finishing Sunday morning. The undulating course offers a challenging yet scenic experien..

The Steel City 60 Ultra is an exhilarating ultra-distance running event set in Sheffield, featuring a challenging 60-mile circular route with 6,400 feet of ascent. Participants can choose to walk or run solo, or join relay teams of 2, 3, or 6 members. The event showcases the natural beauty of Sheffi..

"Man Up & Down" is a 20-kilometer trail running event along the North Cornish Coast, supporting Man Down Cornwall, an organization dedicated to addressing men's mental health. Held on Saturday, May 17, 2025, the race starts at Portreath Beach and finishes in Perranporth, featuring rugged coastal sce..

The Glas Tulaichean Uphill Race is a challenging 7.2 km mountain race held on May 17, 2025, organized by Dundee Hawkhill Harriers. The route ascends to the summit of Glas Tulaichean (1051m), featuring good double track, stream crossings, and open hill sections. Participants must carry full waterproo..

The Devon Coast to Coast is a multi-distance running event taking place from May 17th to 18th, 2025, organized by Climb South West Ltd. It features an ultra marathon covering 112 miles from Wembury to Lynmouth, crossing Dartmoor and Exmoor national parks. Participants can also choose shorter courses..

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The Jurassic Coast Ultra Challenge is a scenic endurance event set along the UNESCO World Heritage coastline in Dorset, taking place in May 2025. Participants can walk, jog, or run distances of 25 km, 50 km, 75 km, or 100 km, with options for solo or team participation. The route starts at Corfe Cas..

The Goring Gap Trail Weekender, held near Mapledurham outside Reading, offers a variety of running and walking events over a scenic weekend in May. The event features a 50-mile ultra-marathon, a 52K ultra designed for beginners with minimal climbing and full route support, and a relaxed half maratho..

The OTT Marathon & 10 Mile Race takes place in the scenic Brecon Beacons, starting and finishing at Parkwood Dolygaer, Merthyr Tydfil. The marathon covers approximately 26.2 miles on a mountainous looped course featuring significant climbs, including Pen Y Fan, Fan Y Big, and Tor y Foel, with three..