Trail Running Calendar Wales 2025-2026

Cadair X is a challenging half marathon event that takes participants through the breathtaking landscapes of Cadair Idris in Wales. The route spans 13.1 miles, featuring a height gain of 1165 meters and a mix of terrains, including 65% trail, 25% mountain path, and 10% tarmac. Runners will experienc..

The 24 Hours South - The Offa's Dyke Ultra is an endurance running event taking place in Prestatyn, North Wales, on May 10-11, 2025. Participants will traverse the Offa's Dyke Footpath for 24 hours, aiming to cover the greatest distance by noon on May 11. Runners can choose to walk, run, or alternat..

The Preseli Beast will take place in Maenclochog on Saturday 10 May 2025. You can run between 11 and 32 miles.

The Severn Challenge is a demanding 218-mile ultra marathon held over five days, featuring five distinct stages along the River Severn's scenic path. Participants tackle a variety of terrains, with a finisher rate of approximately 26%, highlighting its challenging nature. Each day offers a unique ra..

The MTC Hafren Ultra is an ultra marathon event that forms part of the MTC Severn Challenge. Participants embark on a challenging 27-mile point-to-point course, starting with a nearly four-mile trek up Plynlimon, known for its treacherous terrain. The race features two checkpoints, providing food an..

The MTC Severn Plod Ultra is a challenging 48-mile ultra marathon that takes participants on a scenic route from the Mid Wales Art Centre to Shrewsbury. The course features a mix of landscapes, including riverside paths and nature reserves, with checkpoints offering vegan and gluten-free food option..

Ultra-Trail Snowdonia by UTMB is a prominent event in the UK's UTMB World Series, showcasing the stunning landscapes of North Wales. Participants can choose from various race distances, including the UTS 100M, UTS 100K, UTS 50K, and the ERYRI 25K, each offering unique challenges with significant ele..

The OTT Marathon & 10 Mile Race is an exciting running event set in the stunning Brecon Beacons, starting and finishing at Parkwood Dolygaer in Merthyr Tydfil. The marathon covers approximately 26.2 miles, featuring challenging climbs and breathtaking views, with three checkpoints along the route. P..

The Wild Horse 200 is an exhilarating 200-mile ultra marathon set in the stunning landscapes of South Wales, scheduled for May 21-26, 2025. This challenging event takes participants along iconic trails, including Offa’s Dyke and the Beacons Way, culminating at Worm’s Head on the Wales Coast Path. De..

The Sausage Dog Run in Wales, organized by Saturn Too, takes place at the scenic Dare Valley Country Park in Aberdare. This unique event features a 7-hour time challenge, allowing participants to choose their running distance, with a minimum of 5km. Runners can complete laps of 4.37 miles (7km) and..

The Midnight Mountain Marathon is a distinctive running event held in the stunning Brecon Beacons, Wales. Scheduled for June 7, 2025, it features both a full marathon and a half marathon, along with a Bergen edition for those seeking an extra challenge. Participants begin their races in daylight and..

The VOGUM 2025 is a thrilling 40-mile trail running challenge along the scenic Wales Coast Path, stretching from Porthcawl to Penarth. Participants can expect a picturesque route featuring golden beaches, dramatic cliffs, and historical sites like Ogmore Castle. The event is designed for runners of..

Snowdonia in a Day is an adventurous challenge event that allows participants to traverse the stunning Snowdonia National Park in a single day. Covering a distance of 65km (40 miles) with an elevation gain of 4,800m, the route follows the breathtaking Snowdonia Skyline, starting in Conwy and finishi..

The Pembrokeshire Coastal Races is a trail running festival taking place from June 13 to June 15, 2025, along the stunning Pembrokeshire Coast Path, recognized as one of Britain's most breathtaking coastlines. Participants can choose from four race distances: 100 miles, 50 miles, 32 kilometers, and..

The Limitless Trails - Black Mountains will take place in Crickhowell on Saturday 14 June 2025. You can run between 13 and 80 kilometers.

The Black Mountains 50 is a challenging running event featuring distances of 50 miles, 32 miles, a marathon, and a half marathon. Set against the stunning backdrop of the Black Mountains, participants will navigate scenic routes that require self-navigation, supported by GPS tracking and maps. The e..

The True Grit Trail Half Marathon is a challenging 13.1-mile race set in the scenic Bridgend Miniature Railway Centre. Participants will navigate a diverse terrain featuring steep hills, a quarry section known as "THE HILL OF DOOM," and a technical downhill forestry trail. The course also includes h..

The Ultra Wales 50 is a challenging 50-mile mountain and trail race set in the stunning landscapes of Southern Snowdonia, featuring significant elevation gains of 2898 meters. Scheduled for June 21, 2025, this event allows 500 participants to experience breathtaking views, including Cadair Idris and..

The Epona 100 is an exhilarating 100-mile ultra marathon set in the stunning landscapes of Abergavenny, featuring a challenging elevation gain of 17,000 feet. Participants will traverse a mix of iconic trails, including Offa’s Dyke, Cambrian Way, and Beacons Way, offering breathtaking views and a me..

The Skyrun Eryri, also known as the Snowdon Skyrace, is a premier skyrunning event held in the stunning Eryri/Snowdonia region of Wales. Participants can choose from four race distances: the challenging 52KM 14 Peaks Ultra, the 38KM Snowdon SkyRace, the 27KM Copper SkyTrail, and the 16KM Fairy Trail..