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 2270 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.

Two long distance Lake District trail races held around Coniston on 24–26 July 2026: a 100 mile circular route with about 6300 m ascent and a 50 mile route from Dalemain with about 3100 m ascent; entries are full.

A single lap 10 kilometre trail race around RSPB St Aidan's Country Park in Swillington, Leeds, on public footpaths and bridleways. Entry is limited to 300 runners and basic facilities include water stations and toilets.

Enjoy a flexible seven hour timed challenge along the scenic River Thames in Egham. Run as many laps as you choose to earn themed medals and distance pins on a flat and fully signed course.

The Punk Panther Takes the Hindmost will take place in Otley on Saturday 25 July 2026.

A 7-mile multi terrain race in Tywardreath, Cornwall, with a hilly village lap and countryside sections. Organised by the village fete committee, the event supports local charities and forms part of the Cornwall Multi-Terrain Race Series.

A 100 km route across the Brecon Beacons with 3178 m ascent, six staffed checkpoints and a 24 hour cut off. Entry by application on 25 July 2026 requires prior ultramarathon experience and competent map and compass navigation.

A 100 mile mountain ultramarathon following the Beacons Way National Trail through the Brecon Beacons. This self navigation race features over 6000m of ascent and passes the highest peaks in South Wales.

Discover the hidden valleys of the Yorkshire Wolds on this 54 km circular ultra marathon from Pocklington, featuring 4,100 ft of ascent and a beginner friendly 12 hour cut off.

Multi distance trail race along the River Severn between Ironbridge and Bridgnorth. Distances run from 9 miles to 37 miles with 9.4 mile laps and aid stations every 4.7 miles.

Experience the wild beauty of the Brecon Beacons with a range of trail races from 12km to 110km. This UTMB Index event offers multi-stage and single-day options through the rugged hills of Wales.

A 7 hour time challenge at Dare Valley Country Park where runners choose distance from 3 km to 50 km. Finishers from 3 km receive a themed medal and longer distances earn pins.

Alderman's Ascent is a classic 8.5 km fell race with over 400 m of ascent. It will celebrate its 10th year in 2026 as a counter for the English Fell Running Championship. The route features iconic landmarks and demanding technical descents..

Tackle a classic Lake District fell race on Saturday 25 July 2026 at Beetham Sports Field, a 9.3 km route with 283 m of climb that rewards grit with stunning views. Entry on the day, plus junior sports day races and parking on site.

Tackle classic Lake District terrain at the High Wether Howe fell race on Sat 25 Jul 2026, a 14 km route with 485 m of climb starting and finishing at Stepps Hall. Entry on the day is welcome and proceeds support the Shap community fund.

Experience a mountain run through the Sperrins reaching the summit of Mullaghcarn. This 12 km marked route features 500 meters of climbing and follows scenic trails starting from Gortin Glens Forest Park.

A Dunster basecamp event on 25 July 2026 with 50 km, 25 km and 10 km loop options across the South West Coast Path and Exmoor, featuring GPS tracking, covered rest stops, medical support and camping.

An inflatable obstacle course event in Coventry on Saturday 25 July 2026 covering approximately 5 km; the 2026 edition is described as larger with more inflatable elements and participant feedback noted a positive family experience.

This six-hour timed challenge lets you choose your distance, from 5k to ultra marathon, on a lapped course along an old railway line. Pick your medal from a past collection after finishing. Drinks and snacks await at the end of each lap.

A trail running weekend at Glen Tanar Estate in Aboyne on 25th and 26th July 2026, with multiple distances across tracks, heather moorland, pine forest and beside the River Tanar. Camping and participant resources are available.

Test your stamina at MacTuffX Birmingham through a series of timed interval repetitions. Choose between solo, doubles, or relay categories across ten sets of 400 or 800 meters in this high energy summer event.

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