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 1334 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.

The Winster Hill Race is a 4-mile (6.4 km) undulating hill run held in the village of Winster, Derbyshire, UK, as part of the Winster Wakes week-long carnival. The course features a mix of metalled and unmetalled lanes, trails, fields, gates, and narrow stiles, offering a challenging yet accessible..

The Thurlstone Chase will take place in Thurlstone on Thursday 3 July 2025. You can run 6 kilometers.

By Way of The Glen is a challenging 170-mile foot race from Glasgow to Inverness, combining two of Scotland's iconic long-distance trails: the West Highland Way and the Great Glen Way. Starting at Milngavie Train Station, runners have 28 hours to complete the 94-mile West Highland Way section before..

The Full Essex Way Ultra is an 82-mile ultra-marathon starting at Epping tube station in London and finishing at the historic high lighthouse in Harwich, Essex. The race follows the entire Essex Way trail, featuring mixed terrain including trails, footpaths, tracks, and roads, with a total elevation..

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The Pen Llyn Ultra Summer Edition, known as the Wales Ultra Trail (WAUT), is a challenging ultra marathon event held in the remote coastal areas of North Wales. It offers distances of 50 miles, 100 miles, and a 100-mile pairs race along the rugged Wales Ultra Trail Coastal Path. The course is fully..

Alderman's Ascent is a classic fell race held near Greenfield, Oldham, featuring an 8.5 km course with over 400 meters of climbing. The route includes iconic landmarks such as the Pots and Pans monument and Shaw Rocks, the highest point, before descending and tackling a challenging uphill section on..

The Saunders Lakeland Mountain Marathon will take place in Lake District National Park from Saturday 5 July 2025 to Sunday 6 July 2025.

The Protein Rebel Running Festival, held at Aqueduct Marina in Church Minshull, Cheshire, is a vibrant celebration of running featuring a 10km timed trail run and a 2.5km community fun run. The course consists of three 3.4km loops through fields, tracks, and woodland along the Cheshire Plain, offeri..

The Patterdale Parish Boundary - Beat the Bounds will take place in Penrith on Saturday 5 July 2025.

The High Weald Challenge is a scenic outdoor event held at Stonegate Village Hall in the picturesque countryside around Burwash and Robertsbridge, UK. Participants can choose from three new routes of 30, 22, or 16 miles, all starting and finishing at Stonegate. The courses feature beautiful rural la..

The Serpent Trail is a scenic trail running event held in the South Downs National Park, Hampshire, UK, known for its breathtaking and unique countryside. It offers five distances: 100km, 75km, 50km, 20km, and 10km, catering to a range of runners and walkers. The courses feature mostly flat terrain..

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The Birmingham Black Country Half Marathon is a unique point-to-point race held along canal towpaths from Wolverhampton City Centre to Brindley Place in Birmingham. Scheduled for July 5, 2025, the course is largely flat with some gentle inclines at locks and bridges, featuring a memorable 360-meter..

The Great Glen Ultra Marathon is a challenging 72-mile race in Scotland, running from Fort William (Corpach) to Inverness along the scenic Great Glen Way. Featuring 8,500 feet of elevation gain, the course includes canal towpaths, forestry tracks, and some quiet roads, with the route marked by disti..

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The Summer Sunset Half in Perranporth is a scenic half marathon supporting Cornwall Air Ambulance. Participants run an out-and-back course along Cornwall’s stunning north coast, starting from Perranporth Beach and heading to the Bowgie Inn at Crantock before returning at sunset. The event features a..

The Great Glen Ultra Marathon 42 is a challenging 42-mile race along the Great Glen Way, running from Fort Augustus to Inverness in Scotland. The course offers stunning views of Loch Ness and the surrounding hills, following the Great Glen Way High Route with significant elevation gain of around 6,0..

The ATW Odyssey12 is a unique 12-hour multi-terrain running event held at Riverside Park, Regatta Meadow in St Neots, Cambridgeshire. Participants run multiple flat 7km laps on scenic footpaths, passing the lively "Tent of Enlightenment" cheer station each time. Open to all abilities, competitors ca..

The Chevy Chase is a challenging 20-mile race held in Northumberland, starting and finishing at Wooler Youth Hostel. Participants traverse some of the region's finest upland scenery, including summits of Cheviot (815m) and Hedgehope (714m). The unmarked course allows runners to choose their own path..

The Summits of The North York Moors Ultra is a challenging 115-mile circular ultra marathon held within the North York Moors National Park, starting and finishing at Goathland Village Hall. The route includes the 10 highest hills of the moors, traversing hills, moorland, and ancient tracks used sinc..

The PIGUM 2025 is a challenging 30-mile ultra marathon held in Abergavenny, known as the Gateway to Wales. The course features rugged mountain peaks and trails, including a demanding ascent over the iconic Sugar Loaf mountain, with a total elevation gain of 5,000 feet. Participants experience stunni..

The DalesRunner 30 is a challenging 31.7 km trail race held in Muker, Yorkshire Dales, ascending nearly 3,000 feet from Swaledale to the Tan Hill Inn, Britain's highest pub. The course follows the scenic Coast to Coast path to Ravenseat, crosses remote moorlands, and returns via the Pennine Way, inc..