Trail Running calendar near Stonor 2025-2026

We have found 395 Trailruns within 80 miles of Stonor. See below where and when you can find the races.

The Mortimer 10km is a scenic trail running event held in the charming Berkshire village of Mortimer, starting and finishing at Mortimer Fairground. The race features a beautiful two-lap, multi-terrain course that covers approximately 85% off-road, including woodland trails, footpaths, and bridleway..

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 Henley River Half Marathon, 10k & Junior Race takes place in Henley-on-Thames, UK, along the scenic banks of the River Thames. Scheduled for April 11, 2026, the event features a half marathon, 10k, and a junior race, all on mixed, undulating terrain with elevations of 98m for the half marathon a..

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 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 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 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..

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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 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 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 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 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 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..

May 2026

The Isle of Wight Ultra Challenge is a premier endurance event held on the stunning Isle of Wight, featuring distances of 106km, 50km, 25km, and a 10-mile option. Participants walk, jog, or run along the island’s spectacular coastal paths, including iconic landmarks like the Needles and historic tow..

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 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..