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 1264 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.

Manchester to Liverpool Ultra 50 (M2L Ultra 50) is a 50-mile, heavily supported ultramarathon from Manchester to Liverpool, following the Trans-Pennine Trail, the Manchester Ship Canal and the River Mersey. Held on Good Friday, it attracts around 750 participants and features a fast, well-marked cou..

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Pink Moon Ladies Trail Half Marathon is a women-only trail race in Derbyshire, organized by First Light Adventure. The event starts from Race HQ at Rock Lane, Sutton Scarsdale. The half marathon follows the route used for the Lunar Trail Half races: an out-and-back course that begins in Sutton Sprin..

The Samaritans Way Trail Run, held at Guisborough Rugby Club in Teesside, is a trail running and walking event supporting the Teesside Samaritans charity. Participants can choose from 10km or 20km distances, either running or walking, with options for solo or relay participation. The course follows..

MindOverMoors - The OG! is a trail running event in the North Yorkshire Moors, based at the Yorkshire Cycle Hub in YO21 2AP. The circular course covers about 10km (6 miles) with around 1100 feet of ascent and is well marked to minimise navigational risk. The event blends sport with a mental-health m..

The Testway Ultra is a challenging ultra marathon held in Hampshire, England, featuring 40 and 50-mile distances along the scenic Testway footpath. The route stretches from the chalky downs near the Northern Hampshire/Berkshire border to the southern town of Totton in Southampton, showcasing picture..

The Bristow 15 Mile Trail Race is a challenging and scenic running event held on the Balmoral Estate in Aberdeenshire, Scotland. The course begins with views of Balmoral Castle and follows the River Dee westward before ascending through the Ballochbuie pine forest. At mile 8, runners face a climb to..

Chasewater Easter Egg Challenge is an annual multi-distance running event around Chasewater Country Park in Burntwood, Staffordshire. Runners can choose from 20k, 15k, 10k, 5k and a Junior Run, with routes described as multi-terrain and undulating around the scenic Chasewater Reservoir. The event is..

Pendine Sands Races take place on Pendine Beach in Carmarthenshire, Wales. For 2026, the event adds Marathon and Ultra alongside the 5k, 10k and Half Marathon. All distances use a single beach course: a well-marked 3.28-mile (5.28 km) route run as repeated out-and-back laps, with 5k at 2.5k out-and-..

Lets Motor along the Towpath - Rodley is a scenic running event held along the Leeds and Liverpool Canal near Rodley, Yorkshire. The course features a flat, even towpath ideal for runners of all levels, from beginners to ultra marathoners. Distances offered range from 5K up to a full marathon, with..

Mortimer 10km is an annual running event held on Easter Monday, 6 April 2026, at Mortimer Fairground in Mortimer, Berkshire. The long-standing village 10km offers a largely off-road course that weaves along paths and bridleways through nearby woodlands, starting and finishing at the Fairground. In a..

Calderdale Hike is a long-running endurance event organized by the 24th St Paul’s Scout Group in Sowerby Bridge, Calderdale. The 46th edition is set for Saturday, 11 April 2026, and is open to entrants aged 14 and over on the day. Participants can choose from 17-, 26-, or 36-mile routes, welcoming b..

Stanhope Trail Races, held in Stanhope, County Durham, in the North Pennines AONB, is Greener Miles Running’s environmentally conscious trail series. The event offers distances of 10k and 15 miles, with fully marshalled, waymarked routes that traverse open moorland, woodlands, and classic North Penn..

Endurancelife Giant's Causeway is a 20-mile coastal trail race along Northern Ireland’s Causeway Coast Way, based in Portrush and featuring the Giant’s Causeway itself. The route covers about 20.4 miles with around 2,276 ft of ascent, entirely within an Area of Outstanding Natural Beauty, offering d..

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Rose of the Shires Ultra is a 54‑mile circular ultra starting and finishing at Brixworth Country Park, near Northampton. Described as friendly and welcoming by the organizers, the route meanders through Northamptonshire’s countryside, including Salcey Forest, the Grand Union Canal, and parts of the..

CBTE The Charm Bracelet 10k is a trail running event based at Skinningrove Community Centre, Saltburn-by-the-Sea (TS13 4BH). The route covers about 7.4 miles with around 890 feet of ascent, offering a coastal, cliff-top course along the north-east coastline. Runners ascend onto the cliffs, follow th..

The Woldsman is an endurance walking or running event organized by LDWA - East Yorkshire, staged from Driffield Showground in East Yorkshire. Participants choose 30 or 50 miles, following routes across the scenic Yorkshire Wolds. The 50‑mile option is to be completed in 20 hours, with a 25‑mile chec..

The Rosebud Marathon is a 26.2-mile section of the Rose of the Shires Ultra Marathon, set in Northamptonshire from Hartwell to Brixworth Country Park near Northampton. It’s a scenic, multi-terrain course with about 14 miles of cross-country trails, 10.4 miles of roads, and 1.8 miles on canal towpath..

50 Mile Grand Slam 2026 is a four-race endurance challenge from Centurion Running. It combines four 50-mile events held as the All Four 2026 50 Mile Events: South Downs Way 50, North Downs Way 50, Chiltern Wonderland 50, and Wendover Woods 50. Runners complete all four for the Grand Slam, spanning s..

Vale Coastal Races is the Vale of Glamorgan Ultra and Coastal Races, three trail distances along the Vale of Glamorgan coast in south Wales. The Ultra covers 32.5 miles along the Wales Coast Path from Penarth Pier to Ogmore-by-Sea; the Vale Trail 18.5 (mini Ultra) runs from Porthkerry Park, and the..

The Allendale Challenge is a demanding 26-mile challenge walk held in Allendale, Northumberland, organized by the North of Tyne Mountain Rescue Team to raise funds for the charity. The anti-clockwise route ventures from Allendale through peat bogs of the North Pennines, passing Hard Rigg, Black Hill..