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 1622 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.

Kirkstall Rock up n' Run is a pop up summer series with scenic 5k and 10k runs by the Leeds and Liverpool Canal. Register on the night and enjoy a jumble medal, a drink and hot food.

Take on the Fellrunner at Nicky Nook on Thu 7 May 2026 near Scorton for a short, sharp and testing 5 mile fell run with 313 m of climb. Pre entry advised to secure one of 140 places and enjoy free post race soup and roll.

Brockholes Bimble on 8 May 2026 offers 10K, half, marathon or ultra on scenic trails around lakes, the River Ribble and woodlands. Limited to 100 entrants, the friendly event includes snacks, a bespoke finisher medal and £2 from each entry..

Tackle the Bat Challenge at Beacon Hill Country Park: a six hour off road loop where you choose your pace and complete as many 3.3 mile laps as you can. Expect a steady climb to scenic high points and a fun, supportive atmosphere.

Take on THE LAP, a fully waymarked 47 mile 75K trail ultra circling Lake Windermere, open to runners and walkers with a 24 hour limit. Enjoy scenic low level Lakes running, stocked aid stations, GPS tracking and a finisher medal.

Tackle the Chiltern Hills 100K on 9 May 2026, a scenic but demanding trail ultramarathon around Chesham with 1800m of climbing. Limited to 250 runners, the marked course features checkpoints, live tracking and a finisher medal.

UTMB Index

Choose 30 or 40 mile single loop trail from Walesby through Sherwood Forest, Creswell Crags and Clumber Park. Waymarked with aid stations and vegan finish fare; the 40 visits the iconic Major Oak.

Take on Offa's Dyke in 24 Hours South, a continuous 24 hour challenge from Prestatyn heading south along the National Trail. Solo runners or teams of 2 to 4 can run or walk, aiming to reach the furthest point south when time elapses.

Run to the Sea Brighton is a scenic 50km point to point ultramarathon from Horsham to Hove Lawns on the Brighton seafront. Enjoy trails, rolling downs and a coastal finish with feed stations and support for solo runners or two person relays..

UTMB Index

The Collingbourne Races, held at Crawlboys Farm in Ludgershall, offer a scenic off-road running experience through the beautiful Collingbourne woods. Featuring a half marathon and a 10km race, the course includes bridle paths, woodland trac..

Run the Sid Valley Ring through lanes, woods and coastal paths near Sidmouth, with half and third marathon distances and scenic climbs and descents. Entries help maintain the walking route and finishers receive a wooden keepsake.

Take on 50 Mile or 50 km routes at the Holy Trail Festival in scenic Oulton Broad, Suffolk, with checkpoints, GPS tracking and a unique medal. Friendly support, a hot finish meal and prizes make this a memorable spring trail challenge.

Run Rabbit Trail Festival takes over Deene Park Estate for a lively weekend of trail running and onsite entertainment. Choose from 10 km, 25 km, 21.1 km or combine all three into the 56.1 km Quest for a big challenge and finisher medal.

Run a scenic point to point 50 mile ultramarathon from Taunton to Minehead, flat early then coastal and undulating through marshes, beaches and the Quantocks. Well supported but cupless so bring a bottle or cup.

Join the Westcountry Ultra Hilly 50, a scenic yet testing 50 mile trail ultramarathon near Minehead on 9 May 2026. Coastal views, woodland and moorland, six aid stations and a finisher medal make this a memorable challenge.

Take on the Westcountry Ultra 100 mile point to point across Somerset coastline and countryside, with coastal paths, limestone cliffs and a dark skies reserve. With a 32 hour cut off and 13 aid stations, this scenic but demanding ultramarat..

Run the dramatic Moray coast from Forres to Cullen past beaches, cliffs, forests and icons like Bow Fiddle Rock and dinosaur footprints. Tackle the 47 mile ultramarathon or choose scenic 23 mile or 20 mile trail routes.

Take on Endurancelife Exmoor on 9 May for sweeping moorland, cliffs and wooded combes with routes from 10K to an Ultra, featuring stiff climbs and stunning coastal views. Fully marked courses, electronic timing and a finishers medal make it..

UTMB Index

Celebrate the 10th Spire Ultra on 9 May 2026, a scenic 33 mile trail around Chesterfield that climbs moorland, ancient woodland and reservoirs. Expect waymarked trickier sections, on course support and a special 10 year memento for finisher..

The Goring Gap Trails event, held in Mapledurham near Reading, offers a variety of running and walking challenges, including a 50-mile ultra, a 52K ultra, and a half marathon, alongside walking options of half marathon, full marathon, and a..

UTMB Index