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 1841 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 the Stockport Trail Half Marathon along the scenic Middlewood Way and Macclesfield Canal near Marple. Chip timing and a relaxed non competitive wave make it perfect for racers and social runners alike.

A trail half marathon from Levisham Village Hall across the North York Moors, running through the Hole of Horcum. The field is limited to 50 places, a waiting list is open, and a 5 hour time limit applies.

Hillbilly 10k 26 is a 10 km running event at Dalmellington Community Centre in Ayr, United Kingdom on 22 February 2026. It is organised by Butterfly Events and held on behalf of Cancer Research UK.

A winter league fell race at Birkrigg Common in Ulverston featuring a 5 km course with 170 m climb. The route is fully flagged and covered by an FRA permit; entries are available in advance or on the day and specific kit is required.

Guided 10 km trail runs at Thursley National Nature Reserve in Surrey on 25 February 2026 and 7 July 2026. Flat group routes include a boardwalk section, headtorches for night runs and a car park; cost £16 per person.

Take on Mr Sparkle's Dark Un, an 8.1 km night fell race across moorland with stiff climbs, mud and a final descent on 27 Feb 2026. A headtorch and full body cover are required and places are limited, pre entry only.

Join a weekend fell and trail running retreat in the Black Mountains, Wales from 27 Feb to 1 Mar 2026 at Dinas Castle Inn. Guided runs on the Dragons Back ridge, skills coaching and bunkhouse accommodation make for an inspiring weekend for..

Hameldown Hammer on 28 February 2026 offers three Dartmoor trail races from Widecombe in the Moor, including a new Ultra with partial self navigation and GPS tracking alongside a marked half and an 8 mile 7EVEN.

Join the Tibthorpe Loop Half Marathon on 28 February 2026 for an undulating countryside circuit from Field House Camping and Coffee Barn. Sustainable perks include vegan gluten free aid, chip timing, a wildflower seed medal and a tree plant..

Celebrate the tenth anniversary of the Chester Ultra 50 Mile, a 50 mile trail ultramarathon around North Cheshire linking the Sandstone Trail and Helsby Hill. Expect rugged singletrack, seven checkpoints and a tough but rewarding 17 hour cu..

UTMB Index

Take on scenic 15 km or 10 km routes at Newlands Corner, Guildford on Saturday 28 February 2026 with the G3 Series. Friendly, well organised races and multi entry deals make this a perfect weekend challenge for all abilities.

A 24 mile winter route from Dovestone Sailing Club through the Dark Peak and South Pennine Moors with 3900 ft of ascent and varied terrain. The event is fully supported with four checkpoints and is currently full with waiting list closed.

Night trail event at Whinlatter Forest with marked, chip timed courses and GPX files available. Two options are offered, 10 km with 380 m ascent or 5 km with 200 m ascent; dogs are allowed and a head torch is required.

Join a guided 30 mile group run on the South Downs Way from Harting Down in West Sussex. Take in rolling hills, ancient woods and coastal views while a guide manages navigation and pace for a friendly long group run.

Night hill running around Glenshee ski station on compact piste snow, with 6.5 km and 11.5 km circuit options. Participants must carry winter mountain kit and meet fitness and experience requirements.

Experience coastal trails and stunning views of Durdle Door at Lulworth Cove Trails in West Lulworth on 28 February 2026, with 10K, 27K and 50K options over rugged climbs, descents and stiles. Aid stations, parking and route maps are provid..

UTMB Index

Castle 2 Castle Ultra is a 32 mile ultramarathon from Powis Estate in Welshpool to Caffi Wylfa in Chirk, blending fast flats with rolling footpaths for a scenic but testing challenge. This sold out event awards finishers a commemorative pla..

A 25 mile LDWA event from Minsterley Village Hall across South Shropshire countryside, with about 4,675 ft ascent, four legs and three serviced checkpoints. The route is undisclosed until the day and map and compass navigation is required.

Join Phoenix Running Manchester's Dragonfly Run at Hardy Farm for a timed, multi distance challenge on a flat riverside towpath. Enjoy a bespoke finisher medal option, cakes at aid stations and a £1 donation per runner to Glossop Cat Rescue..

Chocothon is a friendly timed lap on a flat 5.3 km riverside towpath, letting you complete as many laps as you can within a seven hour window. Distances from 5 km to ultra, medals and aid stations make it perfect for all abilities.