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 1379 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 Malvern Hills 18 Miler is a guided trail running event organized by Running Adventures, taking place in the scenic Malvern Hills, UK. The route covers approximately 18 miles with over 1300 meters (4400 feet) of elevation, traversing the Malvern ridge and visiting all its summits. Runners experie..

The Fellsman Dart is a challenging high-level traverse covering over 30 miles across rugged moorland in the Yorkshire Dales. The route climbs more than 4,200 feet, running point-to-point from Redshaw to Threshfield. Featuring 13 hilltop and roadside checkpoints, the event tests participants' navigat..

The Calderdale Way Ultra is a challenging off-road running event held in Calderdale, UK, offering two distance options: 50 miles and 30 miles. The 50-mile route starts and finishes in Heptonstall, traversing open moorland, woodland trails, scenic views above Todmorden and Luddenden Dene, canal secti..

The Ultra Trails - Wold Rangers Way Ultra is a 50 km circular ultra running event held near Tibthorpe, Driffield, starting and finishing at the eco-friendly Field House Camping & Coffee Barn. The course follows the scenic Wold Rangers Way, featuring stunning dry valleys and picturesque villages such..

The A Coventry Way Challenge is a 40-mile running or walking event set in the scenic countryside around Coventry, starting and finishing at the Heart of England Social Club in Meriden. Open to individuals aged 18 and over, participants can take part solo or in relay teams. The course features five c..

The Ale Trail is a 15-mile fun run held in Alfriston, East Sussex, starting from the beer garden of Ye Olde Smugglers Inne. The event features a scenic course with two checkpoint pubs—the Hampden Arms and The Ram Inn—where runners can enjoy a beer and snacks before continuing. Participants are encou..

The Scone Palace Trail Runs, held at the historic Scone Palace near Perth, Scotland, offer 5km and 10km trail running events suitable for all fitness levels. The 10km route features scenic views of the palace grounds and a lap around Perth Racecourse. The event is canicross-friendly, allowing one co..

The Garmin UK Trail Running Festival 2026 takes place at St Giles House, Wimborne St Giles, offering a variety of trail running events including a marathon, half marathon, 10K, 5K, and junior races for children as young as 0 years. The festival features scenic courses designed to inspire runners to..

The Other Run, organized by Zig Zag Running, takes place at the Suffolk Running Centre in Bury St Edmunds, coinciding with the London Marathon day. It offers multiple distance options: 5k, 10k, half marathon, and full marathon. The marathon follows the officially measured, scenic, and mildly undulat..

The Drop - Winchester is a unique and challenging race held in Winchester, UK, offering participants a thrilling test of resilience and navigation skills. Competitors choose between a 10-mile or 15-mile course, either solo or in teams. The race begins with a blindfolded bus ride to an undisclosed dr..

The Trident Grantham Triathlon, held at Grantham Meres Leisure Centre in Lincolnshire, is a classic sprint triathlon featuring a pool swim, scenic bike ride, and fast-paced run. Reviving a beloved local tradition, this well-organized event welcomes athletes of all levels, including first-timers. Set..

The Gibside 5K & 10K Trail Runs take place at the National Trust Gibside Estate in Rowlands Gill, Tyne & Wear. Set within over 600 acres of historic gardens, woodland, and countryside, the event offers scenic routes featuring spectacular views, wildlife spotting opportunities including wild deer, an..

May 2026

The Portland Pig Backyard Ultra is an ultramarathon event held at Grove Farm Estate, Portland, Dorset. Participants run a 4.167-mile (6,706 meters) loop every hour, starting on the hour, continuing until only one runner remains. The course features diverse terrain including grass, gravel, track, tar..

The East Devon Round is a challenging trail running festival held in East Devon, near Honiton, featuring ultra-distance races through stunning countryside. The main event covers approximately 68 miles with over 10,800 feet of elevation, passing through three National Landscapes, the Jurassic Coast W..

Rasus y Bannau is a challenging long-distance running event held in Brecon, Wales, featuring three race options: a 100 km ultra with 5100m ascent, a 75 km ultra with 3500m ascent, and a marathon of 43 km with 2000m ascent. All races start and finish in Brecon town center, traversing the scenic and r..

The Malvern Hills Ultra is a challenging ultra running event held in Worcestershire, UK, starting and finishing at Abberley Village Hall. Scheduled for May 2, 2026, it offers four race distances: 23, 31, 38, and 47 miles, with the longest featuring over 2,900 meters of ascent along the scenic Worces..

The Scarpa Great Lakeland 3Day will take place in Threlkeld from Saturday 2 May 2026 to Monday 4 May 2026.

The Isle of Wight Ultra Challenge is a premier endurance event held on the stunning Isle of Wight, featuring multiple distance options including 106km, approximately 50km, 25km, and a 10-mile Cowes route. Participants walk, jog, or run along the scenic coastal path, passing iconic landmarks like the..

The Pennine Barrier Ultra 50 is a challenging 50-mile ultra-marathon held in the Yorkshire Dales National Park, starting and finishing in the village of Malham. Featuring 2,593 meters of ascent, the course includes iconic landmarks such as Malham Cove, Malham Tarn, Fountains Fell, Janet’s Foss, and..

UTMB Index

The Centurion Thames Path 100 is a 100-mile marked point-to-point trail race from Richmond in London to Oxford University grounds. The course follows the Thames Path, offering a flat and fast route mostly on groomed trails and paved paths, with stunning English riverside scenery. Runners face a tota..