Trail Running calendar near Gloucestershire 2025-2026

We have found 267 Trailruns within 80 miles of Gloucestershire. See below where and when you can find the races.

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 (Figgy Pud), 10 miles (Turkey Ten Mile), and a half marathon (Du Mulled Wine), with significant elevati..

The Telford T50 Trail Run is a challenging 50-mile winter trail race held in Telford, Shropshire, starting from The Unicorn Inn in Little Dawley. The course follows the renowned Telford T50 pathway, showcasing historic and scenic landmarks such as Ironbridge and the Wrekin, passing through industria..

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 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. Offering 10k, 5k, and junior race options, the course features mostly flat, slightly undulating compacted trails around the scenic Chasewater Reservoir. The 10k race consists of two lap..

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 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 & Junior Fun Run is a festive trail running event held in Salcey Forest, Northamptonshire. Set amidst beautiful, tree-lined woodland paths, the race offers a virtually flat, mixed-terrain course that can be occasionally muddy. Participants can choose between a 10K..

The Mortimer Forest Trail Race is a challenging multi-terrain running event held in the scenic Mortimer Forest on the Herefordshire/Shropshire border near Ludlow, UK. It offers two distances: a demanding 10-mile route featuring the notorious Big Dippers and a climb to High Vinnalls summit with expan..

The Nightmare Before Xmas Trail ½ Marathon is a challenging trail running event held at the Bridgend Miniature Railway Centre in Bridgend, UK. Participants first tackle the "Hateful Eight," an 8-mile route featuring mixed terrain including a tough hill, scenic road sections, and a technical downhill..

The Slow and Dirty is a festive-themed 19-kilometer trail race held in Sturminster Newton, Dorset, following a flat, hard-surfaced route along a former railway line known as the Somerset and Dorset (S & D). Despite its name, the course is fast and clean, ideal for runners of all abilities, including..

The Christmas Carol Bobble Hat Run, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This inclusive event welcomes runners and walkers of all abilities. Participants can choose their distance within a 7-hour time challenge, with a minimum of 3km and..

The Winter Woolly 10km is a popular trail running event held annually on December 24th at Elstree School in Upper Woolhampton, Berkshire. Now in its sixth edition, the race features a scenic multi-terrain course covering 10 kilometers with 80% off-road paths, including lanes, footpaths, trails, wood..

The Midwinter Mortimer Trail is a challenging trail running event held in Herefordshire, England, featuring two main distances: approximately 30 miles (Ultra) and 15 miles (Croft 15). The routes traverse the scenic Mortimer Trail from Ludlow Castle to Kington (Ultra) and from Aymestrey to Kington (C..

The Plain Crazy Winter is a challenging 12.5-mile trail run held in Warminster, known for its hilly, cold, and scenic course that can be windy, snowy, and desolate. The event supports The Royal British Legion Poppy Appeal and offers prizes for top male and female finishers across various age categor..

January 2026

The Country to Capital Ultra Marathon is a renowned 43-mile point-to-point race starting at the Shoulder of Mutton Pub in Wendover and finishing near Little Venice Canal Basin in London. Serving as the official opener to the ultra running season, it attracts a global field of elite and amateur runne..

The Northampton 10K is a well-organized running event held at Northampton Racecourse Park, featuring a 2.2 km start followed by three laps around the racecourse. The course is accurately measured and takes place on pathway terrain, offering water stations and first aid support. Participants receive..

The Cardiff Trail 10k is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for January 18, 2026, this newly introduced race offers participants a unique blend of competition and natural beauty, making it an ideal choice for both experienced runners and newcomers...

The Dirty Devil Stampede is a challenging and muddy running event held at the Bovington Tank Range in Bovington Lane. Participants can choose from 5k, 10k, or 15k distances, with a special Dark 10k race taking place at dusk on a different course. The race takes place on an army training ground, offe..

The Crocodile Challenge is a 6-hour running event held at Ryton Pools Country Park near Coventry in Warwickshire. The course is a runnable, relatively flat 3.3-mile loop around pools and open pasture with crushed stone paths and some minor rises. Participants can complete as many laps as they wish w..