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 1962 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.

Test your endurance at this 24 hour trail event on the scenic Shotley peninsula. Run solo or in teams on a 4.3 mile coastal loop with inclusive camping and a supportive community atmosphere.

Join The Highlander Backyard Ultra at Murthly Castle Estate from 18 to 20 July 2026 for the Last One Standing Scottish Championship, where runners tackle 4.167 mile loops each hour until one remains. Entries are open for 200 runners.

Experience a 26 km trail race starting in the heart of Hebden Bridge. Run past Stoodley Pike on a marked course featuring moorland views and rocky trails with full marshal support and finisher medals.

Experience a unique 10k trail race over the famous Northumberlandia landform and through surrounding restricted countryside. This event features hills and forest tracks plus a one mile kids fun run and bespoke medals.

Experience a historic category AM fell race covering 11 km with 600 m of ascent. Part of the Ingleton Gala day, this classic route takes runners to the summit of Ingleborough and back.

Experience a 50 mile circuit through Wensleydale and Swaledale including an ascent of Great Shunner Fell. This traditional challenge event for runners and walkers features 5,500ft of climbing and a 22 hour time limit.

Trail runs at Callendar House in Falkirk offer 5 km, 10 km and half marathon distances on wooded parkland routes. The event is Canicross friendly, uses live chip-timing and all finishers receive a medal, merchandise and refreshments.

Experience a unique festival of running at Blackland Farm with 12 and 24 hour solo endurance challenges. Explore a scenic 1 mile off road loop featuring woodland trails and inclusive camping for a complete weekend experience.

Inflatable 5K in Knutsford, Cheshire takes place on Saturday 18 July 2026; the organiser describes the 2026 edition as bigger and bouncier, with recent booking activity and positive participant feedback.

Test your endurance at this overnight event where you complete as many laps of a flat lakeside circuit as possible. Enjoy full clubhouse facilities including showers and hot food during this 12 hour off road challenge.

Experience a 7.5 km mixed terrain chase through the stunning Derbyshire Dales starting and ending at a local pub Close out the day with chip timed results and an outdoor afterparty featuring music and food

Test your physical endurance at Huntley Estate with eight strength tests and eight one kilometer off road trail runs. Earn your official time and medal in this outdoor challenge organized by Trimax Events.

Test your endurance at this 12 hour night running event in Bridgend. Navigate forest trails and hills across multiple 10 mile loops starting at dusk and finishing at dawn.

MacTuffX Brighton features a unique fitness racing format based on ten intervals of 400m or 800m. Available for individuals, doubles, or relay teams, this event offers a variety of ways to compete in July 2026.

Enjoy a relaxed two lap trail run through the fields and orchards of Myncen Farm in Dorset. This event offers a 10k course open to all abilities with a supportive atmosphere and optional weekend camping.

Trail races of 10 km, 5 km and a 2 km children's fun run take place on the Winwick Hall Estate, with marked routes, on-course support and water stations. A portion of entry fees supports the Bruce Green Foundation.

ATW St Albans Summer 10K on 19 July 2026 is a single lap, chip timed 10K around Highfield Park and the Alban Way with a grass finish and mostly traffic free roads. The event village features a free family fun run, cafes, live music and fund..

On Sunday 19 July 2026 the Wye Valley Tunnel Run near Chepstow offers Colourbust fun runs plus 10 km, half and full marathon courses along the Wye Valley Greenway, including over 1 km of tunnel, support stations and finish medals.

Gecko Gathering Harlyn on 19 July 2026 is a coastal event in Cornwall offering a 21.1 km out-and-back between Harlyn and Padstow and a 10.5 km point-to-point race, timed by a mobile app with medals for all finishers.

Trail races of 10 miles and 5 miles through Ashdown Forest featuring hard packed trails, 1568 ft of elevation and long climbs and downhills. The event includes a bespoke medal, vouchers for winners and free parking.