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 1203 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

The Fen Gallop will take place in Willingham on Sunday 6 July 2025. You can run between 4 and 10 kilometers.

The Chiltern Ridge Half Marathon is an epic trail run along The Ridgeway National Trail in Buckinghamshire. The 21.2km route starts and finishes in Wendover, taking runners through a stunning stretch of trail to Whiteleaf Hill Nature Reserve. With a maximum of 350 runners, the race is fully marked a..

The Great Hucklow Fell Race will take place in Great Hucklow on Sunday 6 July 2025. You can run 10 kilometers.

The Black Diamond Yr Wyddfa | Snowdon24 2025 trail run will take place on Saturday, July 12th, 2025, starting at 10:00 (UTC +01:00) in Y Ganolfan, Llanberis, UK, and will end on Sunday, July 13th, 2025, at 10:00 (UTC +01:00). The event is organized by Always Aim High Events, known for their spectacu..

The Eight Stations Ultra will take place in Whitby on Sunday 13 July 2025. You can run 30 miles.

The Snowdonia Trail Marathon will take place in Llanberis on Sunday 13 July 2025.

The Nidderdale Weekend Festival will take place in Pateley Bridge on Saturday 19 July 2025. You can run between 28 and 111 miles.

The St Sunday Sky Race is a 29km trail run with 2050m ascent located in Patterdale. It is described as a perfect 'classic' distance SkyRace, offering a challenging course over St Sunday Crag and surrounding Eastern Fells. The event includes fully marked trails, manned checkpoints, a feed station, po..

The Welsh 3000 Challenge (14 Peaks) is a demanding mountain running/walking challenge in Snowdonia, UK, where participants climb all 14 peaks over 3000ft in a continuous journey. The event offers a 20hr challenge on July 19, 2025, and a 2-day challenge from July 19-20, 2025. With a total distance of..

The Ultra Challenge - Gower Peninsula Challenge will take place in Gower from Saturday 19 July 2025 to Sunday 20 July 2025. You can run between 10 and 100 kilometers.

The Rab Helvellyn Sky Ultra 2025 is a challenging 57km trail run with 3700m ascent located in Patterdale, Lake District. The race is known for being one of the most technically demanding course-marked races in the area, featuring ridge-lines like Long Stile Edge, Swirral Edge, and Striding Edge. Par..

The Hughenden Manor Half Marathon will take place in High Wycombe on Saturday 19 July 2025. You can run between 10 and 13 miles.

Participants can challenge themselves at the Manvers Dusk till Dawn trail run by completing as many 3.21-mile laps around the lake as possible within 12 hours, from 6 PM on Saturday to 6 AM on Sunday. The course is flat, off-road, and well-equipped with facilities like toilets, showers, and food sto..

The Hughenden Trail 10K is a challenging yet rewarding trail run set in the beautiful countryside surrounding Hughenden Manor near High Wycombe. The hilly course features spectacular woodland trails with plenty of ups and downs to tackle. The race takes place on Saturday, 19th July 2025, starting at..

The Pinnacle Ridge Extreme 2025 is a challenging 28km trail run with 2700m ascent located in Patterdale. The race is described as a mini Glencoe Skyline, offering technical skyrunning and climbing experiences. Participants must be at least 19 years old and meet specific mountain running and climbing..

The Kennet & Avon Canal 145 Mile Race will take place in London from Friday 25 July 2025 to Sunday 27 July 2025. You can run 145 miles.

August 2025

The EDDUM 2025 is a 50-mile trail run challenge around the Epynt Way, offering participants an epic journey through the Sennybridge Training Area in the UK. The route showcases the unspoiled countryside with breathtaking views of the Brecon Beacons and Cambrian Mountains. The event features fully ma..

The Punk Panthers Six Dales Trail will take place in Otley on Saturday 16 August 2025. You can run between 13 and 50 miles.

The Panther Takes The Hindmost will take place in Otley on Saturday 30 August 2025. You can run 10 kilometers.

The Runthrough Carsington Water Half Marathon will take place in Ashbourne on Saturday 30 August 2025. You can run between 10 and 13 miles.