Trail Running calendar near Calne 2025-2026

The Westcountry Ultra 100 Miler is a challenging ultramarathon held in Somerset, UK, combining the Flat 50 and Hilly 50 routes into a 100-mile race with 9,538 feet of elevation. The course features diverse landscapes including canal paths, coastal trails, limestone formations, and Somerset’s highest..

The Sid Valley Ring Half Marathon, held in Sidmouth, Devon, follows the scenic Sid Valley Ring walking route. The 22km course features an uphill start, traversing quiet country lanes, footpaths, and picturesque villages such as Sidbury, Harcombe, and Salcombe Regis. Runners experience challenging cl..

The Tenacious Ten Endurance Challenge is a demanding 10-hour loop race held at Mynydd Troed in the Black Mountains of Wales. Participants tackle a strenuous and technical 3.2-mile (5.1 km) loop featuring a tough climb to the summit with stunning 360-degree views of the Black Mountains, Brecon Beacon..

Shires and Spires is a celebrated multi-terrain running event held in Northamptonshire, starting and finishing at historic Naseby Village Hall. The race offers five distances: 10K, half marathon, three-quarter marathon, marathon, and a 35-mile ultra marathon, blending trails and roads with scenic vi..

The Centurion North Downs Way 50® is a challenging 50-mile point-to-point ultramarathon held annually along the North Downs Way National Trail in England. Starting in Farnham, Surrey, and finishing at Knockholt Pound near Greater London, the course features approximately 5,600 feet of elevation gain..

The Jurassic Coast Ultra Challenge is a premier UK endurance event held along the stunning World Heritage Jurassic Coast in Dorset. Participants can walk, jog, or run distances ranging from 10km to a full 100km ultra, with options including 25km, 42km (marathon), 50km, 75km, and a two-day 100km chal..

The Reigate Priory Park 10K is a scenic charity fun run held in Priory Park, Reigate, Surrey. The course features a 250-meter start plus four laps on an accurately measured, gently undulating cross-country terrain surrounded by lush greenery. Suitable for runners of all levels, the event fosters a f..

The London 2 Brighton Ultra Challenge is a premier endurance event in the UK, offering multiple distances including 100km, 75km, 58km, 42km (Sussex Marathon), 25km, and a 10km option. Starting mainly from Richmond-Upon-Thames, participants traverse the scenic North Downs and Surrey & Sussex countrys..

The Beat the Sunset 50km ultramarathon takes place in Maidenhead, Berkshire, starting and finishing at the NMCC Sports Club. This multi-terrain course is fully marked and features four checkpoints approximately every 10km, with a personal nutrition drop available in the latter half. The event offers..

The Ridgeway Challenge is an 86-mile (139 km) point-to-point trail running race along the entire length of The Ridgeway National Trail in England. Starting at Ivinghoe Beacon in Hertfordshire and finishing at the Avebury Stones in Wiltshire, the course follows a historic path that has existed for ov..

BigSea Trails (WATER) is a trail running event held on the Isle of Purbeck, Dorset, starting and finishing on the sandy Knoll Beach at Studland. Part of the Classic Element Trail Series, this race celebrates the element of water with routes that showcase stunning coastal and countryside scenery, inc..

The Two Tunnels Races, held in Bath, UK, offer a unique running experience featuring the longest underground sections in the UK. The course passes through the historic Devonshire Tunnel (408m) and Combe Down Tunnel (1672m), both well-lit and surfaced, providing a flat and scenic route beneath the ci..

Offa's Dyke 15 is a renowned off-road running event held in Hay-on-Wye, Hereford. The race covers a challenging 15-mile course along the historic Offa's Dyke path, offering runners scenic and rugged terrain. Originally popular from 1977 to 2001, the event was revived in 2015 with the help of the ori..

The Cotswold Way Ultra Challenge is a premier endurance event held in the scenic Cotswolds, UK, featuring multiple distance options including 100km, 75km, 50km, 25km, and a 10km run in Cirencester. Participants can walk, jog, or run at their own pace on a looped route starting and finishing at Ciren..

The Centurion South Downs Way 50km is a challenging non-stop trail race held within the South Downs National Park in Southern England. Starting near Winchester at Matterley Bowl, the 50km course follows the scenic chalk ridgeway, primarily along the South Downs Way National Trail, and finishes at Qu..

The Centurion South Downs Way 100® is a challenging 100-mile non-stop ultramarathon held annually in Southern England, following the entire South Downs Way National Trail. Starting near Winchester and finishing in Eastbourne, the course features rolling chalk ridgeways, ancient forts, picturesque vi..

The Cheddar Gorge Challenge is a scenic running event held at Warren Farm, Somerset, within the Area of Outstanding Natural Beauty of the Mendip Hills. Participants can choose from various distances including 1km, 3km, 6km, 10km, half marathon, and marathon, with routes featuring breathtaking views..

The Dunstable Downs Half Marathon is a rugged, off-road trail running event held at the National Trust's Dunstable Downs estate in the UK. Covering 21.2 km with over 450 meters of elevation, the course features chalk ridge trails offering stunning ridgeline views, challenging hills, exhilarating des..

The RunThrough Marlow Trail Run, taking place on June 28, 2026, is a scenic off-road event set in the Thames Valley, starting at Marlow Rugby Union Football Club. It offers three distances: Half Marathon (1 lap, 53m elevation), 10K (1 lap, 23m elevation), and 5K (2 laps, 20m elevation), all on trail..

The Birmingham Black Country Half Marathon is a running event held in the Black Country area near Birmingham. Organized by StuWeb Events Ltd., it offers participants a half marathon distance of 13.1 miles. The race takes place in a vibrant atmosphere, showcasing the local community and landscape.Whi..