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 1889 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 summer evening trail race at Sledmere House with a scenic 10 km route through chalk valleys and woodland, plus a shorter 3.6 km taster and a children’s Fun Run. Chip timing, a finisher medal and limited entries.

A 38 km mountain skyrace in the Lake District with 2800 m ascent, technical single-track and scree, and a newly designed circular route that includes the summit of England's highest mountain. Maximum time allowed is 12 hours.

UTMB Index

Trail races from Station Top, Otley on public footpaths with 51 km, 25 km and 16 km options plus a 50 km relay; mandatory kit, mapped routes, manned checkpoints and limited facilities at race HQ.

The Sundowner Trail Marathon on 6 June 2026 is an evening 27 mile trail through saltmarsh, canal towpaths, vineyards and forests. Limited to 50 runners, this intimate race offers checkpoints, a finish memento and a bespoke local beer.

A 44 mile coastal ultra from Lizard Point to Land's End on the South West Coast Path, offered as solo or team relays. The 2026 edition is sold out with a waitlist and the solo race counts toward the season leaderboard.

UTMB Index

A 56 mile ultramarathon on the Southern Upland Way starting in St Johns Town of Dalry and finishing in Moffat with live GPS tracking, mandatory kit rules, checkpoint support and a 20 hour cut off.

A 104 mile ultramarathon on the Southern Upland Way from St Johns Town of Dalry to Galashiels covering 4611 m of ascent. The event has 250 places, a 38 hour cut off, mandatory kit and live GPS tracking.

UTMB Index

A technical *21 km* trail race with 850 m of ascent around Great and Little Langdale, based at Lanty Slees Stickle Barn as part of the Rab Scafell Sky Race weekend on 6 June 2026.

A multi distance trail event based at Kendal, featuring a roughly 100 km loop through the southern Lake District via Garburn Pass, Ambleside and Windermere. The event includes covered rest stops, medical support, GPS tracking and camping op..

UTMB Index

Run the Samaritans Way Ultra on 6 June 2026 in Guisborough with scenic off road 40 km and 60 km options plus a 60 km relay. Race for charity as profits support Teesside Samaritans and enjoy a medal, tee and aid stations.

Coastal trail races along rugged clifftops in North Devon and Cornwall, with an ultra, a marathon and a 16 mile course. Routes are fully marked and marshalled, feature large elevation gain, checkpoint support and a bespoke finishers medal.

A 24 hour, 50 mile linear route from Marsden to Ilkley across the South Pennines, visiting six Stanza Stones with poems by Simon Armitage. The event features live tracking, three indoor checkpoints and a finishers meal.

Glen Lyon Ultra is a scenic 31 mile off road test in remote Perthshire with about 3500 ft of ascent and wet river crossings around Loch Lyon. Rugged trails and lochside camping make this a memorable challenge for adventurous trail runners.

A 40 mile ultra on June 6, 2026, along the Wales Coast Path from Porthcawl to Penarth, featuring coastal trails, Ogmore Castle and stepping stones, four staffed checkpoints and specified mandatory kit.

Run the Divorce Day Defib Fundraiser this June with 8 mile, 16 mile or marathon routes along the Silkin Way, crossing the iconic Ironbridge. Expect varied trails, fancy dress and a welcoming community as you raise funds for a life saving de..

The National Forest Way Ultra will take place in Burton upon Trent on Saturday 6 June 2026.

UTMB Index

Trail races in the Brecon Beacons on June 6 2026, offering marathon and half marathon options plus weighted bergen editions. Runners move from daylight into night and may need a torch.

A 100 km waymarked coastal trail from near Bamburgh Castle to Tynemouth Priory with five supported feed stations and medical cover. The route has about 2,400 ft of ascent, runners are tracked and there is a 24 hour cut off.

A 32 mile single lap road ultra around Dartmoor from Princetown on 6 June 2026. The event is limited to 275 runners, has a six and three quarter hour cut off, and includes a custom finisher medal, technical shirt and post race food and musi..

A mountain-course fell race from Horton in Ribblesdale to the summit of Pen-y-Ghent and back, covering 12.2 km with around 500 m of ascent. It is the opening race of the Yorkshire Dales Classics Series.