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 1754 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.

Run a marathon or half marathon at Denbies Wine Estate on 20 June 2026, tackling a scenic off road loop through the vineyards. Choose attended or virtual entry, enjoy chip timing and a collectible community medal while places remain limited..

The Kettlewell Half Marathon will take place in Arncliffe on Saturday 20 June 2026. You can run 21 kilometers.

Race to the King features 30k to 100k routes along the South Downs Way and Monarchs Way around the Summer Solstice. Expect stunning coastal and chalk downland scenery, generous aid stops and a warm finish with hot food and medals.

Enjoy scenic canal side routes and a relaxed welcoming vibe at the Yorkshire Weekend Saunter in Kirkstall. Choose 5K, 10K or half marathon with flexible entry and celebrate with a jumble medal, hot food and a beer or soft drink.

Explore Exmoor with a weekend of running and walking at the Pinkery Centre in June 2026, from family strolls to 30 mile challenges. Enjoy social evenings, guest speakers and films while taking in stunning National Park trails.

Take on the Malvern Midsummer Marathon across the iconic Malvern Hills with 27 mile and 15 mile routes featuring big climbs and ridge top views. Enjoy staffed checkpoints, a hot finish meal and the friendly LDWA atmosphere.

Join the James Blakeley Fell Race on Sat 20 Jun 2026 in Holmfirth for a thrilling 5 km Peak District challenge with 180 m climb. Entry on the day is free though site admission applies, teams of three welcome, minimum age 14.

Join the Darren Jones Clougha Pike fell race in Bowland, NW Lancs, a testing 4.9 mile route with about 400 m of climb and classic fell views. Pre entry only, with junior races and team scoring for a lively day out.

Join the Phoenix Hydra 75 Mile Ultra at Denbies Wine Estate in Dorking for a scenic 1 mile off road loop with chip timing and a staffed aid station. Distances run from 12 hour to 100 miles and all entrants receive a free memento.

Run a flat, fully signed trail along the River Wear with cathedral views at Saturn Lord of The Run North, a 7 hour trail event in Durham. Pick from short laps to ultra distances, earn a themed medal with aid stations and vegan options.

Join a scenic trail half marathon across Dunstable Downs with sweeping ridge views, steep climbs and thrilling descents. Limited to 300 runners on 21 June 2026, this challenging 21.2 km course is perfect for elevation lovers.

UTMB Index

Take on the Fountains 10K in picturesque Grantley near Ripon, North Yorkshire, a single loop through Nidderdale's quiet lanes, trails and moorland. Enjoy undulating terrain, a lively village finish with music and a warm welcoming vibe.

The Midsummer Munro will take place in Walton on the Hill on Sunday 21 June 2026. You can run 13 miles.

UTMB Index

Run Sandringham offers scenic 5K and 10K routes through the Sandringham Estate, mixing trail and road surfaces. Enjoy chip timing, bespoke medals and finish goodies as you race in this picturesque royal setting.

Run the scenic Lake Vyrnwy 10k on 21 June 2026, a mixed terrain trail around the picturesque Llanwddyn estate with climbs and fast stretches. Enjoy a lively finish and a commemorative medal for all finishers.

Run the scenic Lake Vyrnwy 10k on 21 June 2026, a mixed terrain trail around the picturesque Llanwddyn estate with climbs and fast stretches. Enjoy a lively finish and a commemorative medal for all finishers.

Explore the War of the Worlds sandpits at Horsell Common on 21 June 2026 in the volunteer run Martian Race. With 21k, 10k, 5k and a 2k kids race, proceeds support local charities and the event pledges to protect the common.

Hawkswick Dash on Sunday 21 June 2026 in the Yorkshire Dales is a short, scenic fell race that climbs to a skyline ridge then drops back to the field in a thrilling finish. Entry on the day only with low fees and junior races.

Enjoy a scenic trail run around Harewood House estate with lakeside views, woodlands and routes past the sets of Emmerdale. Choose 12.7km or 21.7km with chip timing, marshals and a finisher medal at a friendly low waste event.

Run as far as you like in seven hours along the River Wear with cathedral views at Lord of The Run North. Choose your distance from 3 km up to ultra, enjoy on course aid, themed medals and vegan goody bags.