Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1656 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.

Join the D C R O Dash, a challenging 8.5 km fell race around Castleton in the Peak District on Wed 17 Jun 2026. Expect steep climbs, stunning views and a friendly atmosphere with limited entries so pre registration is advised.

A classic Borrowdale fell race starting outside Langstrath Country Inn, this 7.5 km route climbs 430 m over rough, partly navigational terrain with stunning tarn and valley views. Entries are on the day only and places are limited.

Join Stately Trails Forcett on 18 June at Forcett Park for scenic 5 km and 10 km trail runs through pasture and woodland. Fairly flat but may be muddy, this friendly event welcomes 5 km walkers and offers finish food.

Take on scenic trails at Cromwell Bottom Nature Reserve with 5k or 10k options on 18 June 2026. Finishers get a jumble medal, hot food, a beer or soft drink and free parking at a friendly, highly rated event from Its Grim Up North Running.

Join Ogden Midsummer Madness, a classic fell race around Ogden Water that packs 300 m of climbing into a brisk 5 km loop. Entry is on the day only, making this a lively local test of grit and speed.

Tackle Beamsley Beacon on 18 June 2026 in Addingham, York Dales, an 8.8 km fell race with 335 m of climb, steep ascents and rewarding views. Entry is on the day for £5 with registration at St Peter's Church, teams welcome, minimum age 16.

Join Robertsbridge Midsummer 10k and 5k on 19 June 2026 for a fun multi terrain undulating course at Robertsbridge Rec. Pick a 10k, 5k or junior run, earn a bespoke medal and enjoy BBQ, bar and village atmosphere.

Tackle a scenic 7.3 km Peak District fell race with about 190 m of climb, sharp uphills, riverside running and a dramatic tunnel finish at Millers Dale. Pre entry only with chip timing makes this a fast, well organised challenge.

Two Roses Ultra on 20 June 2026 in Hebden Bridge offers 50 km routes through Lancashire or Yorkshire and a 100 km figure of 8 for brave runners. Scenic moors, checkpoints with hot food, GPS tracking and a finisher medal await.

Tackle a tough summer variant of the Cheviot Goat with about 50 miles across the remote border hills and dramatic scenery. Runners get GPS trackers, 24 hours to finish, plus a race tee, medal and prizes for top finishers.

The West Highland Way Race will take place in Milngavie on Saturday 20 June 2026. You can run 98 miles.

UTMB Index

Run the North Yorks Ultra Challenge from Scarborough on 20 to 21 June 2026, tracing dramatic coastline and moorland through Robin Hood Bay and Whitby. Choose distances from 10 miles to 100 km with camping and full on course support.

UTMB Index

Experience the Lamplighter 20, a 20 mile night trail from dusk to dawn around Goathland in the North York Moors. Limited to 40 runners, the route features navigation support, checkpoint refreshments and a finisher medal.

Tackle 51 miles of rugged trail through Southern Snowdonia, summiting peaks near Cadair Idris and Rhinog Fach with nearly 2900 m of ascent. Limited to 500 runners, an epic mountain challenge with checkpoint support and live GPS.

Beyond London on 20 June 2026 offers 55 km and 25 km trail races along the Capital Ring through London parks. Expect scenic miles past Eltham Palace, Wimbledon Common and Richmond Park with aid stations and a Richmond finish.

Run the 50 mile ultra or marathon along the scenic Three Shires Way through ancient woodlands across Buckinghamshire, Bedfordshire and Northamptonshire. Finish with a memorable loop around Grafham Water.

Run the dramatic Jurassic Coast on 20 to 21 June 2026 with self guided routes along the South West Coast Path, live GPS tracking and staffed aid stations. Distances from 33 km to an epic 105 mile challenge with ITRA points on select races.

Take on the Phoenix Centaur 100 Mile Ultra at Denbies Wine Estate, a flatish 1 mile off road loop with multiple distance options across the weekend. Enjoy central aid, chip timing and a Centaur medal and buckle for 100 mile finishers.

Run a marathon or half marathon at Denbies Wine Estate on 20 June 2026, tackling a scenic off road loop through the vineyards. Choose attended or virtual entry, enjoy chip timing and a collectible community medal while places remain limited..

The Kettlewell Half Marathon will take place in Arncliffe on Saturday 20 June 2026. You can run 21 kilometers.