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 1914 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.

Run along the scenic banks of the River Severn on a flat disused railway line. Choose from multiple distances ranging from 9 miles to a 37 mile ultra marathon with regular support stations.

Ultra X Wales offers a multi-day trail running weekend in the Brecon Beacons with six distances, from a 12 km run to a challenging 110 km ultra. The event features fully stocked aid stations and is a UTMB Index Race. Runners under 23 can pa..

UTMB Index

Join this flexible 7 hour time challenge at Dare Valley Country Park where you can run or walk any distance from 3km to an ultra-marathon on scenic well-maintained paths.

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..

A category BM fell race covering 12.9 km and 610 m of ascent near Calderbrook. This event features team prizes and post race refreshments at the local community church.

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.

Explore the stunning South West Coast Path and Exmoor on this summer trail challenge. Choose from 50km, 25km, or 10km loops starting from a festival basecamp at Dunster Castle. The event welcomes walkers, joggers, and runners with full supp..

UTMB Index

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.

Experience a flat trail race through the scenic pathways of Summerleaze Park and along the lakeside. Choose between three distances and enjoy a peaceful route with chip timed results and themed medals for all finishers.

Run through the historic grounds of Hillsborough Castle and Gardens on a traffic-free, multi-terrain course. Choose from 5K, 10K, or Half Marathon distances. The event supports Action Mental Health.

Experience a trail race to the summit of Pen Y Fan the highest peak in South Wales. Choose between five or thirteen mile routes featuring chip timing and fully marshalled courses.

Experience a 28.5 km fell race featuring 1285 meters of ascent through the Pennine Way and moorlands. This event starts at Cartworth Moor Cricket Club and requires mandatory safety kit and navigation skills.

Scurry to the Sea is a unique 12 mile run from the Pentland Hills to the coast. The route offers a mix of cross country, urban paths, and road running, finishing on Musselburgh beach.

Run 14 miles along the Northumberland coast from Beadnell to Alnmouth on 26 July 2026, mixing sand, road and trail and finishing on the beach. Limited places and a 3 hour 30 minute cut off for tide and safety mean book early.

A one-lap, chip-timed *10 km* trail through Garendon Park with water stations, finishers' T-shirt and photo service. Limited to 400 entries, open to ages 15 and up with transfers allowed until 19 July 2026.

Experience the scenic beauty of the South Downs Way with trail races starting from Queen Elizabeth Country Park. Choose between three distances featuring woodland paths and panoramic views across Hampshire and Sussex.

Bright Skies Surrey Hills on 26 July 2026 at Denbies Wine Estate in Dorking offers trail races from 10K to marathon, plus Canix and kids races. The marathon is self navigated with mandatory checkpoints.

This 14 km fell run in the Yorkshire Dales starts from historic Bolton Castle. The route includes 305 metres of climb and welcomes teams. Records show a fast, competitive history for this FRA-permitted event.