Trail Running Calendar United Kingdom 2024-2025

Welcome to the most comprehensive guide to trail races in the UK for 2024-2025! Our curated list features an impressive 1149 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 SOX 10km is a scenic multi-terrain running event held in the picturesque South Oxfordshire countryside, starting and finishing at the South Oxfordshire Brewery taproom. This inclusive race features a lovely trail route suitable for all abilities, including a Canicross option for participants wit..

The Sufferings is a challenging running event featuring a Half Marathon, Full Marathon, and a 39 Mile Ultra, set against the scenic yet demanding terrain of Chanctonbury and Cissbury rings. Participants will face significant elevation, with 2126ft of ascent and descent per lap. The event emphasizes ..

The Exterminator Fell Race, organized by Totley AC, is a challenging 27km (17 miles) race featuring a total elevation gain of 1066m (3505 ft). It takes place in varied terrain, including roads, tracks, and footpaths through scenic woodlands, fields, and moorlands. As the final event in the Totley AC..

The 2 HillForts Hill Race is an exciting running event set in the scenic Clwydian Range Area of Outstanding Natural Beauty. Participants will tackle a challenging course of just under 9 miles, featuring a significant ascent of 2500ft as they navigate the two hillforts of Moel Arthur and Penycloddiau..

The Tiree Ultramarathon is a scenic 35-mile running event that takes place around the beautiful Isle of Tiree, known for its stunning beaches and unspoiled landscapes. Participants can choose to run individually or as part of a relay team of 2 or 4. The course features a mix of terrain, including sa..

The Muntjac 15 is an exciting trail race that connects five picturesque woodlands, perfect for enthusiasts of hills, woods, and single-track racing. Scheduled for September 7, 2025, this event offers a unique opportunity to experience the beauty of nature while challenging oneself on a scenic course..

The Snowdonia Mountain Skills Weekend, organized by Running Adventures, offers an immersive experience for advanced trail runners looking to enhance their mountain skills. Set in the stunning Nantlle Valley, participants will engage in challenging runs, including steep climbs and navigation exercise..

The Semerwater Stomp is a scenic running event taking place in North Yorkshire, specifically in the picturesque Raydale area. Covering a distance of approximately 16.4 km (10.2 miles), the course offers stunning views of Semerwater and includes diverse terrain such as hard-packed footpaths, grassy t..

Bewl Water Autumn is a scenic bi-annual running event held near the Bewl Water Visitor Centre in Lamberhurst, Kent. Participants can choose from four different race distances: a 10km, half marathon, marathon, and a 50km ultra, all set against the backdrop of beautiful rural trails and quiet country ..

The Thetford Back Yard Ultra is a competitive running event held at High Lodge in Thetford Forest, Suffolk. Participants run 4.167 miles every hour on the hour until only one runner remains who can complete a loop within the one-hour time limit. This late summer edition of the Backyard Ultra feature..

The Sourton Tors Fell Race is a traditional off-road running event taking place in Dartmoor, featuring a challenging 5.25 km course with a 276 m ascent to Sourton Tors. The race starts and finishes at Sourton Village Hall, with a scenic loop that includes compulsory checkpoints. Open to both seniors..

The C2C Essex Ultra is an ultramarathon event taking place in September 2025, featuring two distance options: 30 miles and 50 miles. Participants will traverse the scenic Essex Riviera, starting from Upminster Station for the 50-mile route and Lansdowne Primary School in Tilbury for the 30-mile rout..

The Thames Path Ultra Challenge is a premier endurance event taking place on September 13-14, 2025, along the scenic Thames Tow Path from Putney Bridge to Henley. Participants can choose from various distances, including 100 km, 75 km, 50 km, and shorter options like the Henley 10K. The event attrac..

The Suffolk Coastal Path 50K is an ultra marathon trail run that takes participants along the picturesque Suffolk coast, starting from Lowestoft and finishing in Aldeburgh. Scheduled for September 13, 2025, this event features a fully marked route with four aid stations, ensuring runners have access..

UTMB Index

Ultra X England is a multi-day ultramarathon event held annually in the stunning Peak District National Park, starting from the charming village of Edale. Participants can choose from four race distances: 110km over two days, or 60km, 50km, and 25km in a single day. The event showcases the area's br..

The DalesRunner 40 is a challenging 42km race set in the scenic landscapes of Semerwater and Wensleydale, taking place on September 13, 2025. As the final and longest event in the series, it features over 3,000 feet of ascent and a mix of hard-packed trails and less technical descents. Runners will ..

The Dartmoor Volcano Race, part of the OuterEdge race series, is a challenging 10.5-mile trail race set in the stunning Dartmoor National Park. Scheduled for September 13, 2025, this event features a demanding course with nearly 650 meters of ascent, including three river crossings, a Clapper Bridge..

The Lyon Equipment Lake District Mountain Trial is an annual fell running event held in mid-September, recognized as a significant occasion in the fell runner's calendar. Participants navigate challenging terrain across various courses, including a Classic route of approximately 25 miles with 8000 f..

The Hellhole 5 Mile Trail Race, organized by Derwentside A.C., is set to take place on September 14, 2025. This scenic trail race features a route through local woodlands, including Hellhole Wood, and is approximately 5 miles long. Participants can register online, with entry fees of £16 for UKA mem..

The Rye Ancient Trails 30K & 15K is a captivating trail race set in the picturesque High Weald Area of Outstanding Natural Beauty in East Sussex. Participants can choose between a challenging 30K or a shorter 15K route, both starting and finishing in the historic town of Rye. The course features und..