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 1841 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.

Explore the scenic New Forest on 7 March 2026 with the New Forest Trail Run South at Hinton Admiral Estate. Choose 10.1 km, 15 km or 21.6 km routes with options for trail run, canicross or hike for all abilities.

Brutal at Chawton on Saturday 7 March takes you through Brick Kiln Farm and Chawton Forest, with mud, water, steep hills and technical trails for a true off road test. Canicross waves welcome dogs for a wild, fun run together.

Run beneath starlit skies in the Dark Skies Run Race Series, a night time trail series at scenic UK reservoirs including gold tier Kielder. Distances from 10K to longer routes offer a magical nocturnal trail challenge.

Tackle a scenic but testing 6.8 km fell course around Dolgarrog with 417 m of climb, hosted at Canolfan Porthlwyd. Entry on the day; minimum age 16 makes it perfect for adventurous runners.

Join the Stan Bradshaw Pendle Round on 7 March 2026, a classic 15 km fell race from Barley Village Hall across iconic Pendle terrain with about 545 m of climbing. Enjoy tough upland running, friendly village hospitality and hot soup afterwa..

Run scenic laps along the Thames towpath in Walton on Thames at the Ladybird Run, on flat off road trails with timed entries or a one hour rock up and run start window. Pick 5 km to ultra distances and complete as many laps as you like with..

The Berko 10km will take place in Berkhamsted on Saturday 7 March 2026. You can run 10 kilometers.

Take on the iconic Black Combe fell race in the Lake District: a tough 13 km course with about 1000 m climb and stunning views. Pre entry only, over 18s welcome, and every entry includes a pie.

Hit the trails at Cardinham Woods on 7 March 2026 with 5K and 10K options and canicross welcome. Earn a medal, enjoy personalised bibs and free race photos in a friendly championship stage atmosphere.

Join the Ulster Championship at Slieve Gullion, County Armagh on 7 March 2026 for a testing 6.3 km mountain run with 320 m climb, organised by NIMRA. Expect rugged terrain and mandatory Level B safety kit.

Take on the CBTE Morland Marathon, a scenic trail ultra of about 29 miles with 3,000 ft of climb through the Eden Valley and edge of the Yorkshire Dales. Fully tracked event with checkpoints, medal and t shirt at the finish.

An ultra trail along the Northumberland coast from near Bamburgh Castle to Druridge Bay Country Park, offering 54 km and a new 27 km option. Routes, feed stations, mandatory kit requirements and live chip timing are provided.

Leith Hill Half Marathon is a challenging 13.1 miles trail race across Surrey with about 1,800 feet of ascent and a summit finish at Leith Hill Tower. Enjoy scenic singletrack, a reusable medal, local beer and a full cooked breakfast.

Discover scenic Northamptonshire on 15.5 or 26.6 mile waymarked routes at the 6th Hannington Hike on 8 March 2026, starting from Wellingborough Grammarians Memorial Sports Field. Checkpoints, refreshments and finisher certificates make for..

The 40th Two Crosses Circuit on 8 March 2026 starts at Greenmount Old School Community Centre and follows routes across the Western Pennine reservoirs and moors. Two routes are offered, 18 miles and 26 miles, with a nine hour limit and a wa..

The Lincoln Marabank Sunday will take place in Burton Waters on Sunday 8 March 2026. You can run 7 hours.

A roughly 5k trail race at Hamsterley Forest on 8 March 2026 with mud, hills and obstacles; dogs are welcome and veterinary and canine first aid cover are provided. Teams of five compete for Top Dogz awards based on aggregate time.

Take on the Granny's Bay Challenge, a six hour timed run on flat tarmac along the Ribble estuary in Lytham St Annes, with scenic views across to Southport and North Wales. Complete as many laps as you like and earn a medal after one lap.

Take on Wight Riot at Hordle Cliff West for mixed terrain running along the coastal path with stunning views of the Isle of Wight and Sturt Pond. Choose distances from 5K to ultra and earn a medal for completing one lap or more.

Join Thames Meander Spring on 8 March 2026 for a flat, scenic riverside run from Barnes with 10 km, half and full marathon options. The route is marked and marshalled with stocked checkpoints and medical cover for a smooth race day.