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 2156 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.

Approx 5 mile undulating trail at Treeton with supportive marshals and post race refreshments at the cricket club.

A single lap 10 km off road race through Wyre Forest on 18 Aug 2026 with limited places, canicross allowed and no on the night prizes.

Challenge yourself on the Pilgrims Cross Fell Race across the West Pennine Moors, a scenic but tough 10.7 km with 390 m of climb. Entry is on the day only with a small fee, and the race features in the Rossendale midweek series.

A Lake District fell race from the White Horse Inn covering 6.3 km with 882 m of ascent; entry on the day for runners aged 18 and over with a £5 fee and limited parking at the pub.

Join the Crook Peak Cake Race in Axbridge on Wed 19 Aug 2026 for a spirited 3 mile fell challenge across stunning Somerset hills, finishing with cake and community cheer. On the day entry available for runners aged 14 and up.

An evening fell race on Dartmoor with a 7.5 km senior course, marked junior routes and a 150 runner limit.

Bingley Rock up n' Run is a pop up Summer Series trail event in Bingley offering 5k and 10k routes with on the day entry and post‑race food and a medal.

A NIMRA short distance hill race at Scrabo Country Park on 20 August 2026: 6.35 km over two forested laps with 280 m ascent and a 120-entry limit.

A club organised event on 20 August 2026 at Whitehills Nature Park offering a flat two lap gravel course with chip timing. Senior and junior races run under UK Athletics rules with age categories and listed entry fees.

Part of a three date summer trail series in Sheffield, this free social run at The Botanical Arms is about 5 km off road and finishes at a pub with a free beer.

A 7-hour Time Challenge along the River Thames near Staines with flexible starts and distances from 3 km to 50 km. The event is licensed by the Trail Running Association and offers medals, distance pins and a goody bag.

An evening trail race of **10 km** on the original anti-clockwise course, with a GPX route, event T-shirt, timed finish and post-race coffee and cake.

A seven hour timed event on 21 August 2026 at Wraysbury with lap based distances from 3 km up to 50 km, themed medals, goody bags and aid stations.

A very short but steep mountain race on Tryfan near Bethesda, with exposed rocky terrain and expert navigation required. Minimum age over 18 and a £1 entry fee supports Ogwen Mountain Rescue.

A fundraising family 5K colour run at Stowmarket Town FC with multi-terrain routes, colour zones and a BBQ finish, raising funds for the club youth section.

Trail event in Edale offering ultra, marathon, half and 10 mile courses across rugged Peak District terrain with GPX navigation and remote checkpoints.

Two ultra distances on the Community Forest Path around Bristol with self navigation, four checkpoints, bespoke finisher medals and optional race shirts from 2026.

Inflatable 5K Newcastle on 22 August 2026 features giant inflatable obstacles across four distances, music zones and a finisher's medal. Family, group and charity ticket options plus volunteer and Blue Light Card discounts are available.

Trail half marathon and 10k around Carsington Water on 22 August 2026, run on marked trail paths with marshals and an event village. GPX files are available for both courses.

A traditional AM fell race established in 2025, the Hartsop Hop covers 19.5 km with 1,370 m of ascent from the sheep pens above Hartsop. The route includes five checkpoints, steep descents, and route choices across high cols.

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