Trail Running calendar near Buckinghamshire 2025-2026

The 50 Mile Grand Slam is a challenging endurance event organized by Centurion Running, comprising four separate 50-mile races held throughout 2026 in the UK. Participants complete the South Downs Way 50, North Downs Way 50, Chiltern Wonderland 50, and Wendover Woods 50. The event covers diverse sce..

The Rosebud Marathon is a scenic 26.2-mile race held in Northamptonshire, England, featuring a mix of approximately 60% trails and 40% roads. Starting at Hartwell and finishing at Brixworth Country Park near Northampton, the course traverses beautiful countryside, including canal towpaths and 14 vil..

The Centurion South Downs Way 50® is a challenging 50-mile ultramarathon held annually along the South Downs Way National Trail in Southeast England. Starting in Worthing and finishing with a lap at Eastbourne's athletics track, the course features 5,700 feet of elevation over 85% trail and 15% road..

The Rose of the Shires Ultra is a flagship 54-mile ultramarathon set in Northamptonshire, starting and finishing at Brixworth Country Park. The scenic circular course features a mix of 36.4 miles of cross-country trails, 15.6 miles of roads, and 1.8 miles of canal towpath, passing through charming v..

The Haughley Festival of Running is an annual event held at the exclusive Haughley Park in Suffolk, offering a range of race distances including 5k, 10k, Half Marathon, Full Marathon, and Ultra Marathon. Now in its fourth year, the festival provides an intimate and self-contained setting with exclus..

The Battle of the Brampton Valley Way is a unique ultra running event held along the traffic-free Brampton Valley Way, spanning 28 miles (45 km) from Market Harborough in Leicestershire to Northamptonshire and back. This super flat course offers a scenic route through rural Northamptonshire, featuri..

The Windsor 50 Ultra Challenge, formerly known as the Easter 50, is a premier UK trail running and walking event held at Windsor Racecourse. Participants can choose from 50km, 25km, or 10km looped routes that showcase scenic views of Windsor Castle, the Great Park, Runnymede, and the Thames Path. Th..

The Spring Trail Series by Ultra X is a trail running event held in the South Downs National Park, starting from Midhurst, Surrey. It features five race distances: 12km, 25km, 50km, 50 miles, and 110km, all set along the scenic Serpent Trail that passes through greensand hills, rivers, woodlands, an..

The Chiltern Ridge Classic 50K is a renowned ultra marathon held in the Chiltern Hills, UK, featuring a challenging 51 km trail with 996m of elevation gain. The race starts at historic Berkhamsted Castle and finishes at Hampden Meadow in Wendover, following scenic ridgeline trails through Ashridge E..

The Thames Ring 250 is an iconic 250+ mile ultramarathon loop starting from Goring, following the River Thames into London, then along the Grand Union Canal and back down the Oxford Canal to the finish. Established in 2009, it was the first race of its kind, known for its challenging course and high..

The Bath Beat is a walking and running event held on the southeastern edge of Bath, England, featuring distances of 12.5, 17, 21, and 26.5 miles. The course traverses the scenic countryside of the southern Cotswolds, including woods, hills, river valleys, farmland, and a historic disused canal. Part..

The Malvern Hills 18 Miler is a guided trail running event organized by Running Adventures, taking place in the scenic Malvern Hills, Worcestershire, UK. Covering 18 miles with over 1300 meters (4400 feet) of elevation, the route traverses the Malvern ridge, visiting all summits and offering stunnin..

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 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 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 Centurion Thames Path 100® is a 100-mile marked point-to-point trail race starting in Richmond, London, and finishing in the grounds of Oxford University. The course follows the scenic Thames Path, offering mostly flat and fast terrain on groomed trails and paved pathways. Runners experience stu..

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..

Tempo Trail Races is a trail running event held in the scenic Cotswolds at Ilmington Sports & Social Club, Shipston On Stour, UK. The event offers a variety of race distances including a 100KM Ultra, Marathon, Half Marathon, and 10K, catering to a wide range of trail runners. Launched in 2023, it pr..