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 2002 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.

A 10K trail race at Northumberlandia using the landform and surrounding countryside, with varied terrain, a water station and a bespoke finisher medal. A one mile children's fun run and an event village with café and stalls are included.

A traditional fell race on Ingleborough, covering 11 km with 600 m of ascent, run as part of Ingleton's Gala day. Entry is limited to 250, fees are non-refundable, and the event is part of the Yorkshire Dales Classics series.

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.

An overnight 12 hour event around Wath Manvers Lake on a flat 3.21 Mile footpath circuit, with a clubhouse offering showers, food and bag drop. Entry fee is £27, field limited to 300 and on site camping is available for an extra fee.

A 7.5 km mixed-terrain chase starting and finishing at the Bell & Harp pub in Little Eaton on 18 July 2026, with chip timing, a 45+ category, free parking and an afterparty with 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.

A 12-hour multi-loop challenge in Bridgend where runners repeat three 10 mile routes to cover as much distance as possible. The mixed-terrain course includes hills and forestry trails and entries are limited to 30 runners.

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 at Winwick Hall feature fully marked 10k and 5k courses plus a 2k children’s fun run on mixed terrain with on course support, first aid and water. The event 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..

Wye Valley Tunnel Run on 19 July 2026 features fun runs plus 10 km, half marathon and marathon routes that use the Wye Valley Greenway and long tunnel. Courses are well marked with feed stations and event 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 on hard packed paths through Ashdown Forest near Pippingford Park Manor, featuring 1568 ft of climbing, notable downhills and views across The Downs, with medals, winner vouchers and free parking.

Experience a diverse range of distances at the Revesby Running Festival on the historic Revesby Estate. Choose from 5km to a half marathon or take on the unique Challenge The Estate individual and team events.

Join the Pete Bland 50th Kentmere Horseshoe on Sun 19 Jul 2026 in the Lake District for a challenging 19.8 km course with 1006 m of climb around classic Lakeland tops. Pre entry required; refreshments and parking at Kentmere Village Hall.

Tackle a scenic but testing 9.7 km trail in Coniston's Lake District with 732 m of climb, part of the Coniston Country Fair on Sun 19 Jul 2026. Entry on the day is £6 or included with fair admission. Minimum age 18 and teams are not allowed..