Trail Running calendar near Hafren Forest 2025-2026

The Montane Dragon's Back Race® is a legendary and extremely challenging multi-stage ultra running event held annually in Wales. Covering 380 kilometers with 16,400 meters of ascent over six days, the race follows the spine of Wales from Conwy Castle to Cardiff Castle. Known as one of the world's to..

The Dee Way 120 is an ultra-distance running event that spans approximately 120 miles along the scenic River Dee, from Llanwchllyn to Prestatyn. Participants can choose between the full race or a shorter 60-mile option, which starts at Corwen. The event features a 50-hour time limit for the 120-mile..

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 RunThrough Snowdonia Sea2Sky Trail Races, held in September 2025 at Barmouth, UK, offer two challenging distances: 25k and 53k. Set in the stunning landscape of Snowdonia, participants can enjoy breathtaking trail views throughout the course. The event features a chip-timed, marshalled route wit..

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 Yr Wyddfa Ultra 50 is a challenging 45-mile ultramarathon held in Snowdonia National Park, Wales, starting and finishing in the village of Betws-y-Coed. Featuring 3,254 meters of ascent, the mountain trail course includes iconic peaks such as Tryfan, Snowdon (Yr Wyddfa), Glyder Fach, and Glyder..

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..

The Yr Wyddfa Ultra 100 is a challenging 102-mile ultramarathon held in Snowdonia National Park, Wales, featuring 5,788 meters of ascent across stunning mountainous terrain. The race starts and finishes in Betws-y-Coed and includes 10 well-supported checkpoints offering refreshments and medical aid...

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

The 2 Hillforts Hill Race is an exciting running event set to take place in 2024, starting and finishing at Plas Dolben Farm in Llangynhafal. Participants will tackle a challenging course that spans just under 9 miles, featuring a significant ascent of 2500 feet as it navigates the scenic Hillforts..

The Sandstone Trail Races feature a unique trail running experience in Cheshire and North Wales, offering two concurrent point-to-point races. The event starts at Bickerton Hill National Trust Car Park and concludes at Kelsall Hill Equestrian Centre, providing excellent facilities for participants a..

The Stretton Skyline is a challenging fell running race held near Church Stretton in the West Midlands, organized by Telford Athletics Club. Covering 30.5 km with a total ascent of 1357 meters, the course demands strong navigational skills as it is only partially marked. The route includes rugged te..

The Snowdonia Mountain Skills Weekend, hosted by Running Adventures, is a challenging trail running event held in the Nantlle Valley within Snowdonia National Park, UK. Designed for advanced trail runners with recent marathon or ultra experience, the weekend offers guided runs over rugged terrain fe..

The Tour des Marches Challenge Walk is a popular annual event held at Wistanstow Village Hall in Shropshire, England. Participants can choose from three distances: 12, 18, or 26 miles, with routes passing through scenic areas including Clun and Bishop's Castle, within the Shropshire Hills Area of Ou..

TrailFest - Cannock Chase Forest is a multi-distance trail running event held in the scenic Cannock Chase Forest, Staffordshire. It offers four race distances: 10K, half marathon, marathon, and 50K, catering to all levels from beginners to experienced ultra runners. The course is challenging and hil..

Defeat Delamere is a running event held at Delamere Forest, Frodsham, featuring multiple race distances including 5k, 10k, 16k, and a mini-miler for children aged 3 and above. The course offers a scenic and challenging route through the forest with varied terrain, including downhill stretches and st..

The Trails & Tarmac Backyard Ultra is an endurance running event held near Crickhowell in the Black Mountains, Powys, UK. The race features a 4.167-mile loop combining 50% trail and 50% tarmac, with mostly flat terrain, one gradual climb, and a short steep section, designed for fast running. Partici..

The Abersoch Half Marathon is a scenic 13.1-mile race held in the charming seaside village of Abersoch on the Llyn Peninsula, North Wales. The course primarily follows roads through the villages of Llanengan, Llangian, and Sarn Bach, culminating in an exhilarating final kilometer along Abersoch Beac..

The Maverick X Series Afan Forest 2025 is a trail running event set in the scenic Afan Forest Park, South Wales, known for its mountain biking and hidden trail running gems. Scheduled for September 20, 2025, the race offers four routes: Short (10 km), Middle (25 km), Long (42 km), and Ultra (50 km),..

The Brown Clee Burn is a challenging multi-terrain running event scheduled for September 21, 2025. Covering approximately 11 kilometers, the course features steep climbs, long descents, and stunning views, catering to runners of various skill levels. The event starts and finishes at Stoke St Milboro..