Trail Running Calendar United Kingdom 2025-2026

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 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 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 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..

Saturn Running's "The Nearly But Not Quite London Marathon - Wales" takes place at Dare Valley Country Park in Aberdare. This inclusive event offers runners the flexibility to choose their distance within a 7-hour time challenge, with laps of approximately 4.37 miles (7km) on well-maintained footpat..

The Run Mhor Hidden Glen 10K is a scenic trail running event held at Monachyle Mhor Hotel in Balquhidder, Scotland. Voted Best 10K in Scotland and 3rd Best in the UK in 2020, the course starts on tarmac before transitioning to trail paths along Loch Doine and deep into Monachyle Glen, featuring some..

The Run for Wildlife Spring 10k is an annual running event held at the Yorkshire Wildlife Park in the UK. This unique 10k race features a single large loop course that winds through the park and its grounds, offering a mix of road, park paths, trail, and grass surfaces suitable for road shoes. Each..

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 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..

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..

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..

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..

Ultra X Scotland is a multi-stage ultramarathon held over two days in the stunning Scottish Highlands, centered around the Great Glen and Loch Ness. The event offers a range of distances from 12km to 110km, including a single-stage 110km race or the same distance split over two days. The course foll..

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 Worcestershir..

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..

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 mostly flat and fast route with 75% trail and 25% paved paths, showcasing stunning English riverside scenery. Runners face..

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 a variety of distances including 106km, 53km, 25km, and a 10-mile option. Participants walk, jog, or run along the island’s spectacular coastal paths, passing iconic landmarks like the Needle..

Tempo Trail Races 2026 is a weekend trail running event held in the scenic Cotswolds, based at Ilmington Sports & Social Club near Shipston On Stour, UK. The event offers a variety of race distances to suit different levels, including a 100K Ultra, a new 50K Ultra, a Marathon, a Half Marathon, and a..