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 1776 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 Ravenscar Rumble revisited, a scenic fell race in Ravenscar on Wed 22 Jul 2026 covering 10 km with 250 m of climb through the North York Moors. Tea rooms stay open for post run treats and entry is on the day only.

Tackle a classic Peak District fell run from Glossop Rugby Club up to The Nab, a challenging 4 miles with 365 m of climbing and great views. Open to runners 16 and over with pre entry and on the day entry and team places available.

Take on Day 1 of the Great Barrow Challenge on the flat to undulating Denham Flats trails, with distances from 5k to ultra to suit every runner. Parking is included, the event is cupless so bring your own bottle, and finishers get a bespoke..

Enjoy scenic single loop trail runs at Aske Hall in Richmond, North Yorkshire, with 5 km and 10 km routes through parkland, woodland and fields. Fairly flat but can be muddy, so bring trail shoes for a picturesque off road challenge.

Stately Trails: Aske Hall on 23 July 2026 invites runners and walkers to gentle countryside trails through pasture and woodland, with 5km and 10km options. Enjoy marked routes, on site parking and post race food including dietary options.

Take on a relaxed 5k or 10k at Cromwell Bottom Nature Reserve on 23 July in the Rock up n' Run summer pop up series. Turn up on the night or book ahead and enjoy a jumble medal, hot food and a drink after your run.

Enjoy the Fellrunner in Sheldon on Thu 23 Jul 2026, a spirited 4 mile fell run across the Peak District with around 162 m of climb. On the day entry is £8 and all fees support Sheldon village funds.

Take on the Montane Lakeland 100 mile or 50 mile, a scenic yet demanding ultra based in Coniston in the Lake District from 24 to 26 July 2026. Expect rough fell terrain, big climbs and unforgettable views in a true endurance test.

Join a friendly 7 hour timed run along the Thames at Wraysbury, with flat paved loops suitable for road shoes. Pick distances from a 3 km loop up to marathon and ultra, and enjoy a medal plus goody bag and riverside views.

Take on the Tywardreath Trotter 7 miles on 25 July 2026 in Tywardreath, Cornwall, starting and finishing at the cosy village pub. Enjoy a hilly mixed terrain route through lanes, bridleways and footpaths while supporting local charities and..

Tackle 100 km across the Brecon Beacons on an epic route taking in Pen y Fan and the Carmarthen Fans with roughly 3178 m of ascent. A rugged self navigation ultra with just 250 places and a 24 hour cut off.

Take on the Beacons Way Ultra 100 Mile, a stunning 100 mile trail through the Brecon Beacons with over 6,000 m of climbing and 10 checkpoints. Enjoy wild scenery, live GPS tracking and a memorable finisher buckle for your achievement.

Run the Yorkshire Wolds Ultra on 25 July 2026, a 54 km circular trail through rolling countryside and quaint villages with 4,100 ft of climb and live GPS tracking. Limited to 200 runners, with indoor checkpoints, vegan friendly aid and eco..

Join the Railway Ultra on 25 July 2026 for a scenic riverside run along a disused railway between Ironbridge and Bridgnorth, passing industrial heritage sites. Pick distances from 9 to 37 miles and enjoy aid stations and nearby pubs.

Ultra X Wales brings runners to the stunning Brecon Beacons near Abergavenny on 25 and 26 July 2026, offering distances from 12 km up to 110 km. Well supported aid stations, lenient cut offs and on site camping make it a bold but welcoming..

UTMB Index

Run a scenic 50 km loop from Dunster along the South West Coast Path across Exmoor with about 1600 m climb, or choose shorter loops and a family 10K around Dunster Castle. Camping and robust on course support make this a top summer ultra.

Run or walk as far as you like in the 7 hour Ooops I Ran It Again event at scenic Dare Valley Country Park, from 3 km to ultra distances. Finishers earn themed medals and distance pins, with aid stations, vegan snacks and free parking, and..

Alderman's Ascent's tenth running on Saturday 25 July 2026 is an 8.5 km fell race from Greenfield with 400 m of climb. Technical climbs to Shaw Rocks, a fast descent and a tough finish make it perfect for experienced fell runners and champi..

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.