Trail Running calendar near Caerphilly 2025-2026

The Two Tunnels Races, scheduled for August 17, 2025, in Bath, UK, offer a unique running experience featuring the longest underground sections for each race distance in the UK. Participants can choose from various events, including an ultra marathon, marathon, half marathons, 10km, 5km, and family-..

The Great Links Tor – Flyer – Dartmoor Fell Series will take place in Okehampton on Wednesday 20 August 2025.

The Summer Green Man Ultra (GMU) is a challenging ultra marathon held near Bristol, UK, featuring two race distances: a 45-mile full loop and a 30-mile partial loop of the Community Forest Path. Both races run clockwise on the same day, starting and finishing at Ashton Park School (45-mile) or start..

The Crickhowell 10km is a new running event set in the scenic Brecon Beacons National Park, starting and finishing at Llangattock near Crickhowell. The race features a flat, out-and-back course along the Brecon & Monmouthshire canal, with a turnaround point at Gilwern village. Designed for runners l..

The Black Cattle Ultra Gwartheg Duon is a challenging trail ultra running event held in South Wales, finishing at Cardiff Harlequins RFC in Whitchurch, Cardiff. Participants can choose between two distances: a 44-mile route starting at Llanthony Priory in the Black Mountains, and a 33-mile route beg..

Run Winchcombe is a family-friendly running event held at the historic Sudeley Castle in Winchcombe. It offers three race distances: a 1k for children under 11, a 5k for ages 11 and over, and a 10k for participants 16 and older. The courses feature scenic routes around the castle grounds, including..

The Pershore Plum 10k is a chip-timed, multi-terrain flat 10-kilometer race held in Pershore, Worcestershire. Starting at Pershore Leisure Centre, the course runs through Pershore High Street, crosses the river, and passes through the surrounding countryside near Wick before finishing in Abbey Park..

The Mendip Marauder is a challenging ultra running event held in Somerset, England, featuring two distances: a 30-mile and a 50-mile race. The 30-miler covers the entire West Mendip Way, while the 50-miler includes the East Mendip Way before joining the 30-mile route. The course is notably hilly, wi..

The Ross on Wye 10K Riverbank Run is a popular running event held in Ross-on-Wye, Herefordshire, featuring chip-timed 10K and 5K races along with a family fun run. The course is flat and multi-terrain, running alongside the scenic River Wye, incorporating river paths with grass and mud sections. The..

The RIDUM 2025 is a challenging 30-mile ultra marathon set along the Rhymney Valley Ridgeway Walk in South East Wales. Participants will traverse varied terrain, including lanes, trails, and woodland, with a total elevation of 4,252 feet. The route features notable points such as Mynydd Machen, the..

The Battle of the Borders is a trail running event held in the Shropshire Hills, offering participants a choice between a half marathon (13.1 miles) and a full marathon (26.2 miles). The race takes place in the scenic National Trust area of Carding Mill Valley near Church Stretton. The course is a s..

The Joust 12hr & 24hr is an off-road endurance race held at Top Barn Campsite, Worcestershire (WR6 6NH). The event features a 24-hour race (J24) and a 12-hour 50-mile challenge (J12), with the J24 open to solo runners, pairs, and teams, while the J12 is for solo competitors only. The course is a rou..

Dartmoor in a Day Ultra is a fully supported endurance event held in Dartmoor, UK, offering two distances: a challenging 50 km ultra and a 30 km challenge. The route starts in Okehampton (50 km) or Postbridge (30 km) and finishes at Ivybridge, traversing wild, open moorland and passing scenic landma..

The Haytor Heller is a popular and challenging 6-mile moorland race held annually near Haytor Rock in Devon, organized by Teignbridge Trotters. Now in its 39th year, the race features a hilly, single-lap course with steep ascents and descents across rugged, open moorland, including two woodland sect..

The Across Wales Walk is a classic challenge walking event held annually, now in its 62nd year. It features a demanding 45-mile linear route across Wales, starting at Anchor Bridge on the English border near Clun, Shropshire, and finishing at Clarach Bay near Aberystwyth on the Welsh coast. Particip..

The Andover Trail Marathon, held in North Hampshire at Kings Road, Enham Alamein, offers both a full marathon (26.2 miles) and a half marathon (13.1 miles) through scenic trails. The marathon route follows the Testway up to Coombe Gibbet, Hampshire's highest point, then returns via the Conholt estat..

Westonbirt Arboretum Summer 2025 is a scenic running event held at the National Arboretum in Westonbirt, Tetbury, UK. Participants can choose from distances including 1 mile, 5km, 10km, and a half marathon, with multiple wave starts for the longer races. The course offers a unique experience running..

The Hackpen Hill 10k Trail Run is an annual off-road event held near Weir Farm, Broad Hinton, Swindon, Wiltshire. Celebrating its tenth year, the race features a challenging one-lap course that traverses farm tracks, fields, mud, and rolling hills alongside the historic Ridgeway trail. Suitable for..

The Carnival Chase is a scenic running event held in Warminster Town Park, featuring a 10K, 3K, and a new 1.2K Family - Wheelchair - Buggy Fun Run. The course winds through country lanes, tracks, and trails, starting and finishing near the boating lake, with no stiles and a few kissing gates. The ev..

The Phil and Bonnie Bounder 6K Forest Run is a scenic running event taking place in Moreton Forest, Dorset, on September 7, 2025. Participants will navigate woodland paths, with the final kilometer on a quiet country road. Open to runners aged 14 and older, the event aims to raise funds for "Bonnie’..