Trail Running calendar near Cwmbran 2025-2026

We have found 225 Trailruns within 80 miles of Cwmbran. See below where and when you can find the races.

Endurancelife Exmoor is a challenging trail running event set in the rugged and scenic western area of Exmoor National Park, England. It offers four distances: 10K (6.3 miles), half marathon (13.3 miles), marathon (26.5 miles), and ultra marathon (31.8 miles), each featuring significant ascents rang..

UTMB Index

The Epona 100 is a challenging 100-mile ultramarathon held in Abergavenny, featuring a demanding 17,000 feet of elevation gain. The course offers a stunning mix of iconic trails, including Offa’s Dyke, Cambrian Way, and Beacons Way, providing runners with breathtaking mountain passes and diverse ter..

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 harsh climb to the summit with stunning 360-degree views of the Black Mountains, Brecon Beacon..

June 2026

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..

The Cotswold Way Ultra Challenge is a premier endurance event held in the scenic Cotswolds, starting and finishing at Cirencester basecamp. Participants can choose from multiple distances including 100km, 75km, 50km, 25km, and a 10km option, suitable for walkers, joggers, and runners of all experien..

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

The Cheddar Gorge Challenge is a demanding off-road running event held at Warren Farm, Charterhouse, Somerset, within the stunning Mendip Hills Area of Outstanding Natural Beauty. It offers multiple distances including 1km, 3km, 6km, 10km, half marathon, and marathon, with routes featuring a mix of..

The Jurassic Coast 100 is a challenging ultra running event held along the stunning Jurassic Coast World Heritage site in South West England. Participants can choose from multiple distances: 33 km (Beer to Exmouth), 50 km (Lyme Regis to Exmouth), 70 km (Poole to Weymouth), 100 km (Weymouth to Exmout..

The Lundy Island Race, organized by OuterEdge Events, is a unique 13.5-mile trail running event held on the rugged and scenic Lundy Island in the Bristol Channel, UK. Participants traverse pristine, wildlife-rich trails maintained by the Landmark Trust, covering the island’s eastern and western clif..

July 2026

The Birmingham Black Country Half Marathon is a scenic point-to-point race held between Wolverhampton City Centre and Brindley Place in Birmingham, following canal towpaths. The largely flat course features varied terrain including gravel tracks, trails, and pavement, with notable highlights such as..

The Severn Challenge is a grueling 220-mile, five-day multistage ultra marathon in the UK, following the longest riverside path from the source of the River Severn in Wales to its mouth. The race is divided into five unique stages ranging from 26 to 59 miles each, with a total ascent of over 3,000 m..

The MTC Hafren Ultra is a challenging 27-mile point-to-point ultra marathon held in Wales, starting at Rhyd-y-benwch picnic area and finishing at the Mid Wales Arts Centre in Caersws. The race begins with a demanding four-mile mountain trek up Plynlimon, known as Wales' most dangerous mountain due t..

The MTC Severn Plod Ultra is a challenging 48-mile point-to-point ultra marathon starting at the Mid Wales Art Centre in Maesmawr and finishing in Shrewsbury. The scenic route passes through diverse landscapes including Holly Bush, Rhyd-y-felin, Dolerw Park, the Gorsedd stone circle, Montgomery Cana..

The MTC Severn Path Ultra is a 59-mile point-to-point ultra marathon starting in Shrewsbury and finishing in Worcester, UK. The mostly flat course follows the River Severn, passing scenic landmarks such as Ironbridge, Jackfield, and Coalport. Runners experience stunning riverside views through towns..

The Black Mountains 50 is an ultramarathon event held in the scenic Black Mountains within the Brecon Beacons National Park, starting and finishing at Longtown Hall, Herefordshire. Scheduled for July 11, 2026, it offers multiple distances: 50 miles (80 km), 32 miles (50 km), a marathon (27 miles/43...

The MTC Severn Way Ultra is a 57-mile point-to-point ultra marathon held in the UK, starting at Travelodge Worcester and finishing at Travelodge Stonehouse. The course follows the scenic Severn Way, passing through towns like Upton-on-Severn, Tewkesbury, Gloucester, and several riverside villages. T..

The Cider 5K.ish is a fun and relaxed trail running event held at Myncen Farm in Blandford Forum, Dorset. Scheduled for the evening of July 17, 2026, this 5K-ish race welcomes participants of all abilities to run or walk a single lap of an undulating course through fields, grass, wildflowers, crops,..

The 24 Cider Challenge is a 24-hour solo running or walking event held at Myncen Farm in Blandford Forum, Dorset. Set on a privately owned farm, the course features undulating trails through fields, grass, wildflowers, crops, and dusty tracks, offering a scenic and natural running experience. Partic..

The Cider Challenge SOLO is a 12-hour timed running and walking event held on 18th July 2026 at Myncen Farm in Blandford Forum, Dorset. Set on a privately owned farm, the course features undulating trails through fields, grass, wildflowers, crops, and dusty tracks, offering a scenic and natural runn..

The Gower Peninsula Ultra Challenge is a multi-distance trail running and trekking event held in South Wales, centered around the historic Penrice Castle basecamp. Set in the UK's first Area of Outstanding Natural Beauty, the course features stunning landscapes including golden beaches, limestone cl..