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 1279 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 Loggerheads Trail 5k & 10k is a popular trail running event set to take place in March 2026 at Loggerheads Country Park. Participants can choose from three race options: a 5k Trail, a 5k Canicross Trail, and a challenging new 10km route. The courses feature a variety of terrains, including river..

The John Muir Way Ultra Marathon is a 50km trail race along Scotland’s East Lothian coast. The route starts on Port Seton Promenade and follows the John Muir Way through historic towns and coastal landscapes—passing Aberlady, Gullane and North Berwick—before finishing at Foxlake Adventures in Dunbar..

The Winter Green Man Ultra is a looped trail race around the Community Forest Path near Bristol. Distances offered: 45 miles / 72 kilometres 30 miles / 48 kilometres The 45 mile race is a full anti-clockwise loop starting and finishing at Ashton Park School. The 30 mile event is a partial anti-cl..

Lincoln Marabank returns to Burton Waters near Lincoln for a third year, offering a flat, traffic-free course along a canal towpath beside the Fossdyke, England’s oldest working canal. The 7-hour timed event lets runners choose how far to go, from quick laps to a marathon or even an ultra, with a sm..

Two Crosses Circuit is the 40th edition of East Lancs LDWA’s challenge event, run by East Lancs LDWA. The event offers two routes, 26 miles and 18 miles, for walkers and runners, winding through the Western Pennine reservoirs and moorland around Greenmount. Starting and finishing at Greenmount Old S..

Born 2B Wild III is a 5k (ish) trail race set in Hamsterley Forest, open to participants of all abilities. The route promises an immersive nature experience with mud, hills, and obstacles, and may include follow-the-trail sections. The event welcomes dogs and offers canine-focused provisions, includ..

Back for its 5th year, Granny's Bay Challenge invites runners to Lytham St. Annes, starting at the Fylde Spitfire Memorial on the Inner Promenade. The flat, tarmac course runs 5.24 miles along the Ribble estuary and can be completed as many times as desired within a six-hour limit.A marathon distanc..

The Leith Hill Half Marathon is a challenging cross-country race that takes participants from Dorking to the summit of Leith Hill, the highest point in south-eastern England, and back. Spanning 13.1 miles with an elevation gain of 1,800 feet, this event is celebrated for its stunning scenery and sup..

Wight Riot is a mixed-terrain running event on the coastal path at Milford on Sea, offering views of the Isle of Wight and a pass by Sturt Pond Nature Reserve. The race uses a 5.3 km (3.28 mile) out-and-back lap, with participants choosing any distance from 5K up to an ultra, within a 7-hour window...

The 6th Hannington Hike is a Beds Bucks & Northants LDWA event held at Wellingborough Grammarians Memorial Sports Field in Northamptonshire. Participants may choose two distances: 15.5 miles or 26.6 miles, starting from Wellingborough and traversing rolling countryside. The course uses a downloadabl..

Lincoln Marabank returns to Burton Waters near Lincoln, offering a flat, traffic-free canal towpath course along the Fossdyke, England’s oldest canal in regular use. This 7-hour timed event welcomes runners of all abilities to try a new distance, train for longer, or tackle a half marathon, marathon..

The Kingdom of Northumbria Coastal Ultra is a scenic ultra trail running event held in Northumberland, UK. The main 54km race starts near Bamburgh Castle and passes iconic coastal landmarks such as Beadnell Harbour, Dunstanburgh Castle, Craster Village, and Warkworth Castle, finishing at Druridge Ba..

CBTE Morland 'Marathon' is a 30-mile trail ultra for runners and walkers, starting and finishing in Morland village near Penrith (CA10 3AS). The largely off-road route covers mixed terrain with about 3000 ft of elevation, hugging the Pennines to the east and the Howgills to the south. It traverses t..

The Haworth Hobble is Keighley & Craven AC’s classic 32-mile off-road traverse of gritstone moors around Haworth, Todmorden and Hebden Bridge in West Yorkshire. The demanding route covers roughly 51 km with about 4,400 ft of ascent, and is suitable for both runners and walkers venturing onto exposed..

Tyne Bridges to Boundaries Ultra is a 34-mile running event organized by Greener Miles Running, held at The Cycle Hub on Newcastle's Quayside. The route winds from the quayside through areas along the river toward parks and meadows, offering a mix of trails and roads. The event emphasizes inclusivit..

Humanity Direct Amersham Ultra is a one-day endurance event based at Dr Challoner’s Grammar School in Amersham, Buckinghamshire, set in the Chiltern Hills. Runners and walkers can choose from three distances: 50km ultra, 25km half ultra, or a 10km option. The route winds through the Misbourne and Ch..

PB50km Ultra is Ranger Ultras’ Pennine Bridleway Trail Run based in Hayfield, High Peak District. The 50km loop combines Pennine Bridleway, Pennine Way and Limestone Way, with 1840 metres of total ascent, offering fast trails, challenging climbs and superb Peak District scenery. It’s a low-key, high..

Punk Panther Welcome Way is a trail race held in Otley, West Yorkshire, primarily following the Welcome Way. Distances offered are 13, 20, 34 and 50 miles, with climbs of 1,360 to 6,000 feet. The course winds across moorland, alongside rivers, canals and reservoirs, across farmland and woodland, wit..

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WODland - Endurorun is an inclusive trail running event taking place in Holmfirth, Great Britain, on March 14, 2026. Participants can choose from various distances, including 5km, 10km, and 20km, or take on the unique 6-hour challenge, where individuals or teams can complete as many 5km loops as pos..

Beast of the Blacks is a Welsh mountain-trail challenge from Limitless Trails offering 10, 20, and 40 mile routes. Start and finish at Llanbedr Hall near Crickhowell in the Black Mountains, the course includes forest trails, mountain summits and river crossings with striking views and abundant wildl..