Trail Running calendar near Bourton-on-the-Water 2025-2026

The Box Hill Vertical KM is a challenging guided trail run located in Box Hill, Dorking, Surrey. Covering approximately 12.5 miles with an elevation gain of around 1000 meters, the course is designed to maximize climbing over a short distance without repetitive hill reps. Runners traverse diverse te..

The Maverick Exposure Lights Dark Oxfordshire is a unique night trail running event held at Stonor Park, nestled in the Chiltern Hills by the River Thames. Participants can choose from three challenging routes: 17 km (long), 12 km (middle), and 7 km (short), all set within the estate known for its w..

The Maverick Original Oxfordshire is a trail running event held at the historic Stonor Park near Henley-on-Thames, Oxfordshire. Set within the Chilterns Area of Outstanding Natural Beauty, the race offers three routes: 22 km (long), 12 km (middle), and 7 km (short), featuring challenging terrain wit..

The Riverside Marathon & Half Marathon, organized by Phoenix Running, takes place in Walton on Thames, Surrey, along the scenic River Thames towpath. This event features UK Athletics certified, accurately measured courses with no elevation gain, making it a flat and fast route ideal for runners seek..

The Surrey Hills Half Marathon is a guided trail running event based in Guildford, Surrey, offering a scenic 13-mile route through the picturesque Surrey Hills. Runners experience stunning landscapes including St Martha's Church and hill, the village of Shere, and panoramic views from Newlands Corne..

The Carsington Water Half Marathon & 10k, held on December 6, 2025, takes place at the scenic Carsington Water in Ashbourne, UK. The event features an undulating trail route around the reservoir, offering runners stunning countryside views. The half marathon course is an out-and-back route plus one..

The Cannock Chase Forest Christmas 10K, 5K, and Junior Fun Run is a festive running event set in the scenic Cannock Chase Forest, Staffordshire. Participants can enjoy a challenging yet beautiful trail through the forest, with options for different distances to accommodate all ages and abilities. Th..

The Secret Santa Series is a festive trail running event held in the Brecon Beacons National Park, starting and finishing at Cwmdu Village Hall, Powys. It offers three challenging distances: 14 km, 10 miles, and a half marathon, with significant elevation gains up to 4,013 feet. The routes traverse..

The Secret Santa Tinsel Half Marathon, part of the Secret Santa Figgy Pud 14km, Turkey Ten Mile & Half Marathon Du Mulled Wine event, takes place in the scenic Black Mountains near Crickhowell, Powys, starting from Cwmdu Village Hall. Set within the Brecon Beacons National Park, the half marathon fo..

The Hurtwood 50K, organized by Freedom Racing, is a renowned trail ultra event set in the picturesque Surrey Hills. This long-distance race features a fully marked route with additional signage, ensuring participants can navigate easily. The event includes regular checkpoints offering food and drink..

The Cardington Cracker is a popular fell running event organized by Telford Athletic Club, taking place in Cardington, Shropshire. The race covers a distance of 14.5 km with a total ascent of 793 meters, making it a challenging course, especially in December's conditions. Participants must pre-regis..

The Chasewater Christmas Pudding Dash is a festive running event held at Chasewater Country Park in Staffordshire. Participants can choose between a 10k or 5k race, with the course featuring picturesque trails around the reservoir. The event encourages festive attire, adding to the celebratory atmos..

The ATW Grafham Water - Trail & Canicross is a scenic 10-mile trail running event set around the picturesque Grafham Water in Cambridgeshire. Participants will enjoy a route that begins on the iconic dam and winds through beautiful trails, including a Woodland Nature Reserve and Sanctuary Bay. The e..

The New Forest Xmas Trails is a festive trail running event hosted by BigFeat Events, set in the picturesque New Forest National Park. Participants can choose from four distances: 15K, 30K, Marathon, and 50K, all on challenging yet runnable off-road courses. The event begins at Holmesly Campsite, of..

The Winter Downs 200 is a challenging 200-mile continuous trail run held in South East England, starting and finishing at Juniper Hall in Dorking. Scheduled for December 10-14, 2025, the race forms a large loop incorporating five major trails: North Downs Way, Vanguard Way, South Downs Way, Wayfarer..

The Celtic Trail Races, held annually at Dare Valley Country Park in Aberdare, South Wales, offer a festive trail running experience with three distances: a 34-mile ultra, a 26-mile marathon, and a 13-mile half marathon. The courses traverse rugged, ancient Celtic tracks through Afan Forest and the..

The Salcey Forest Christmas 10K, 5K, and Junior Fun Run is a festive trail running event held in Salcey Forest, Northamptonshire. Set amidst beautiful, tree-lined woodland trails, the course features mixed terrain that is virtually flat but can be muddy, making it suitable for both novice and experi..

The Mince Pi Run - Races of 2 Decimal Places is a unique running event held at Shalford Park, Guildford, featuring distances from 3.14 to 31.4 miles, corresponding to 1 to 10 laps of a scenic, mostly flat off-road course with a few hills. There is also a Pi marathon option and a 1-mile fun run shape..

The A Christmas Carol Bobble Hat Run, organized by Saturn Too, takes place in the scenic Dare Valley Country Park, Aberdare, Wales. This inclusive event welcomes participants of all abilities, including walkers, and features a 7-hour time challenge where runners can choose their distance, starting f..

The Slow and Dirty is a festive-themed 19-kilometer trail race held in Sturminster Newton, Dorset, following a level, hard-surfaced route along a former railway line known historically as the "Slow and Dirty" due to its slow trains. The course offers scenic views along the River Stour valley, passin..