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 1382 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 Lakeland Five Passes Ultra is a challenging 33-mile mountain running event held in the Lake District, starting and finishing in the village of Grasmere. The course features 10,000 feet of ascent, traversing five demanding mountain passes and multiple summits, including Loughrigg, Wansfell, Garbu..

The Maverick X Series South Downs 2025 is an ultra running event held at Queen Elizabeth Country Park, straddling the Hampshire and Sussex border. Scheduled for June 28, 2025, it offers four routes catering to all levels: Ultra (51 km, +1294 m elevation), Long (42 km), Middle (21.5 km), and Short (9..

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The Mynd Drover is a scenic walking and running event featuring two routes of 26 miles and 13 miles around the picturesque Longmynd in Church Stretton. Organized by the PTA of St Lawrence’s Primary School, the event aims to raise funds for the school and nursery. Participants will navigate the cours..

The Jennett's Park urban orienteering event, hosted by Berkshire Orienteers (BKO) in Bracknell, offers three courses: Long (5.8 km straight line, 8.2 km optimal), Medium (4 km straight line, 5.4 km optimal), and Short (2.4 km straight line, 2.5 km optimal). Suitable for all abilities, the event emph..

The Spelga Skyline is a challenging 20km long race held in the Mourne Mountains, Northern Ireland, featuring an ascent of 1800m. This NIMRA Championship event follows a new course in 2025 that circuits the mountains surrounding Spelga Reservoir, including summits such as Slievenamuck, Ott Mountain,..

The Maverick Adidas Terrex X-Series South Downs is a challenging trail running event held in Hampshire, UK. It offers multiple distances to suit various levels of runners, including 51K, 42K, 21.5K, and 9K courses. The event is part of the Maverick X Series, known for its tough and stunning routes t..

The Peak District Ultra Challenge is a premier endurance event held in the scenic Peak District National Park, with Bakewell serving as the basecamp. Participants can choose from multiple distances including 100km, 75km, 50km, 25km, and a 10-mile option, suitable for walkers, joggers, and runners of..

The Cock-a-doodle Dawdle, organized by Zig Zag Running, is a trail running event held at the scenic Hyde Hall Farm in Buntingford, Hertfordshire. Now in its second year, the race offers multiple distance options including 5k, 10k, half marathon, full marathon, and ultra marathon, catering to runners..

The Wharfedale 3 Peaks Challenge, organized by the Upper Wharfedale Fell Rescue Association, is an annual charity event held in Kettlewell Village, Yorkshire Dales. Now in its 12th year, it offers three routes: a 17-mile Three Peaks Challenge covering Firth Fell, Buckden Pike, and Great Whernside; a..

The Whaley Waltz Fell Race will take place in Whaley Bridge on Saturday 28 June 2025.

The Punk Panther Ultra Unique is an ultramarathon event held on June 28, 2025, around the scenic Swinsty and Fewston Reservoirs in the UK. Participants run a personalized course ranging from 28.5 to 53 miles, composed of unique loops between 1.5 and 11.5 miles, ensuring no two runners follow the sam..

The Darren Holloway Memorial Race, known as the Buttermere Horseshoe, is a challenging fell running event held in the Lake District, starting and finishing at Loweswater Village Hall. It features two courses: a long 35.5 km route with 2515 m ascent and a shorter 20.8 km course with 1518 m ascent, bo..

The Moray Way 100 is a challenging 100-mile ultra trail race in Scotland, starting and finishing in Forres. The course combines three iconic routes: the Moray Coastal Trail, Speyside Way, and Dava Way. Runners experience stunning coastal views, forest trails, clifftop paths, and whisky country, pass..

The Seaside Track 6 Hour Challenge is a chip-timed running event held at Bramcote Athletics Track in Scarborough. Participants can run anywhere from a single lap to the full six hours, making it suitable for all abilities and distances. The flat track setting offers a controlled environment, and all..

The Midsummer Munro is a challenging half marathon held at Box Hill Fort, Surrey, celebrating its 20th year in 2025. The race features a rugged course primarily on rough tracks, offering runners stunning views over the North Downs, the Mole Gap, Denbies Vineyard, and Dorking. Known for its demanding..

The Bakewell Pudding Race is a popular running event held in Bakewell, located in the Peak District, UK. It features two race options: a challenging 6.5-mile (10.4 km) fell race for participants aged 18 and over, and a shorter 2.6-mile (4.2 km) fun run. The races start at the Recreation Ground in Ba..

The North Devon Marathon, held in Woolacombe, North Devon, is renowned as one of the UK's toughest and most scenic marathons. The event includes a full marathon, half marathon, and 10K, attracting runners seeking a challenging and beautiful course. The route traverses the South West Coast Path and t..

The Summer Bumble Bimble is a scenic trail running event held in the Bromsgrove countryside, starting and finishing at the Park Gate Inn. Scheduled for June 29, 2025, it offers two distance options: a 5-mile route through Dodford countryside and Nutnells Wood, and a more challenging 11-mile course e..

The Cross Fell Race is a challenging 24km fell running event held in the scenic village of Garrigill, located in an Area of Outstanding Natural Beauty in the English Pennines. The race features a 680m climb and a lasso route that includes the summit of Cross Fell, the highest peak in the Pennines, a..

Royston In Blue is a 5-kilometre fun run and walk held in Royston, Hertfordshire, on a two-lap trail course over Royston Heath. The undulating route offers a scenic and challenging experience for participants. The event supports the Teenage Cancer Trust, combining fitness with fundraising.Facilities..