Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 1912 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 Dales Dazzler will take place in Skipton on Saturday 29 August 2026.

UTMB Index

Experience an extreme mountain running challenge through the Mourne Mountains with the NIMRA Granite Peaks 28k. This 28.24 km course features over 1,300 meters of climbing and passes iconic landmarks like Ben Crom Dam and Hare's Gap.

A fell race in North Pembrokeshire on Sat 29 Aug 2026 covering 8 km with 330 m of climb. Entries are accepted in advance and on the day, and junior Mochyn du races have entry on the day only.

Experience a 43 km team relay through the beautiful hills of Glen Lednock. This four stage event features mountain terrain and trail sections starting and finishing in the village of Comrie.

Choose your own distance along Durham's scenic River Wear in this 7-hour trail challenge. Run a few laps or go for a marathon, with medal and snacks waiting at the finish. A flat, signed course makes it accessible for all paces.

Experience a fast and flat run at Nottingham Racecourse and Colwick Country Park. Choose between several distances including a half marathon and 10k while enjoying scenic lakeside paths and an active event village.

Experience a flat trail run through the scenic Alexandra Gardens with stunning views of Windsor Castle. Choose between 10k and half marathon distances with chip timing and free race photos included in a historic UK setting.

Join this established 10k event in the heart of Worcestershire. Managed by an England Athletics affiliated club, this race offers a professional environment for runners in the Pershore area.

Take on the Muntjac 15, a 15 mile trail around Danbury Essex with 1600 ft of climbing across scenic woodland and technical singletrack. Enjoy a well stocked checkpoint, a quality memento and bespoke local trophies.

Event Overview The Woldingham Full and Half Marathon is a trail running event with two distances: the marathon (26.2 miles) and the half marathon (13.1 miles). The course starts and finishes at Woldingham School/Marden Park in Caterham. It..

Experience the beauty of the North York Moors in this self-navigated trail event featuring Marathon, Half Marathon, and 10k distances starting from Guisborough.

Join this flexible 7 hour time challenge along the scenic River Wear in Durham. Run anything from 3 km to an ultra marathon on a fully signed trail course with views of the Cathedral and great rewards for all finishers.

An 8-hour timed challenge on an old railway line. Start any time you like within the window and see how many 5.3 km laps you can complete by the cutoff. All finishers, even those completing just one lap, receive a medal.

Join an expert guided 12 mile reconnaissance run covering the tough opening section of the Lakes in A Day route. Explore remote fells and the Blencathra ascent with professional mountain guides and included transport.

Experience a scenic 10k trail run through the beautiful grounds of Shoreham Woods in Kent. This chip timed event offers both standard running and canicross categories with on site facilities including parking and water stations.

Hebden Sports is a classic BOFRA fell race on August Bank Holiday Monday. Juniors and seniors tackle a steep, technical course starting from the show field. The event includes several age group races and takes place in the Yorkshire Dales.

Join the Dark Side Of The Combe on Mon 31 Aug 2026 in the Lake District as part of the Black Combe Country Fair at Bootle. This 12.5 km fell race with 625 m ascent is a tough, scenic test and has on the day entry.

Take on the Barrow Keswick Show Fellrunner on Mon 31 Aug 2026 in the Lake District: a punchy 6.5 km four mile course with 425 m climb, starting in the show ring and finishing by the showfield. Entry on the day £10, ages 15 and up welcome.

A classic fell race near Machen featuring a 7km course with 365m of ascent. Entry is on the day only for runners over 18. The route demands proper footwear and may require mandatory weather gear.

September 2026

Experience a scenic 10k fell race through the historic village of Eyam and the Peak District featuring steep climbs and wooded descents. Enjoy a post race BBQ and community atmosphere with routes available for both adults and juniors.