Trail Running Calendar Wales 2025-2026

The Moel Famau Easter 'Piece of String' Race is a fun and inclusive outdoor event held at the start of the Easter holidays. Participants can enjoy a scenic run on the region's popular hill, with routes ranging from 6 to 12 kilometers that are well-marked and marshalled. The race features hilly terra..

Pendine Sands Races take place on Pendine Beach in Wales, with all events run on the same firm coastal sand course near Barnacles Cafe. For 2026, Marathon and Ultra have been added. Distances include 5k, 10k, Half Marathon, Marathon, and Ultra (32.8 miles).The course is a fixed out-and-back: 5k is 2..

Run The Trails Series - Gower takes place at Oxwich Bay in the Gower Peninsula, Swansea, Wales. The event offers Half Marathon, 10K and 5K trail distances across multi-terrain routes designed to showcase coastal paths, woodlands, and dunes. The Half Marathon is a self-navigated course with checkpoin..

Vale Coastal Races is the Vale of Glamorgan Ultra and Coastal Races, three trail distances along the Vale of Glamorgan coast in south Wales. The Ultra covers 32.5 miles along the Wales Coast Path from Penarth Pier to Ogmore-by-Sea; the Vale Trail 18.5 (mini Ultra) runs from Porthkerry Park, and the..

Ogwen | Yr Helgi Du 2026 is a Skyrunning-style trail race held at Plas y Brenin, Capel Curig, in Snowdonia’s Ogwen Valley. Runners choose from three distances—40K, 25K, or 10K—venturing into some of the highest mountains in England and Wales, with the 40K route adding the Glyderau and a dramatic Car..

The Llangollen Fell Race, hosted by Run Free Fell Runners in North Wales, is a popular annual event featuring two scenic routes: a challenging 17-mile course with 3000ft of elevation and a shorter 10-mile route ascending 1969ft. Both start at Dinas Bran Leisure Centre and offer stunning views of Tre..

The Summit 2 Sea - Offa's Dyke Half Marathon is a challenging spring race covering approximately 13.8 miles from the summit of Moel y Parc to the coast at Prestatyn. Runners will ascend over 2,450 feet, starting at over 1,300 feet above sea level, along the scenic Offa's Dyke National Trail. The cou..

Wild Horse 200 South Wales is the home of 200-mile racing in Wales and a life-changing ultra marathon traversing the wilds of South Wales. The route threads iconic Welsh trails, starting in Chepstow and finishing at Worm’s Head, and links Offa’s Dyke with the Beacons Way before catching the Heart Of..

MTC Gelert is a 47-mile ultramarathon from Barmouth to Llanidloes in mid-Wales. Day 3 of the Mount to Coast End to End Challenge and CYMRUN, the route stays largely on National Cycle Route 8, finishing with a short final stretch into Llanidloes. The event embraces a cup-free, self-supported ethos, w..

MTC Afanc is a 39.8-mile ultramarathon in mid-Wales, running from The River Wye Activity Centre in Glasbury, Powys to Travelodge Merthyr Tydfil. It’s Day 1 of the Mount to Coast End to End Challenge and Day 5 of Wales’ CYMRUN, with competitors sharing a single-day route along National Cycle Route 8,..

Beast of the Beacons is a multi-distance trail running challenge set in the Brecon Beacons National Park in Wales. Runners tackle 10, 20 or 40 miles, starting from Llangynidr Village Hall and weaving through forests, mountains, reservoirs and rugged trails with dramatic views and wildlife such as re..

Cymoedd Sir Fynwy is an LDWA South Wales mountain challenge based at The Girl Guide Hall, Abergavenny (NP7 5TR). The event offers three routes: 50 miles, 30 miles, and a new 20-mile option, set in the heart of the Black Mountains and the World Heritage Forgotten Landscape above Blaenavon. Expect epi..

MTC Y Draig Goch is a 47-mile ultramarathon, Day 6 of the Mount to Coast End to End Challenge within Ultra Running Ltd’s CYMRUN series. The route follows National Cycle Route 8 from the Travelodge in Merthyr Tydfil to Barry Island, with Cardiff reached along the way. Runners receive a bespoke finish..

Endurancelife's Pembrokeshire event unfolds in Little Haven, Pembrokeshire, Britain’s coastal National Park celebrated for rugged cliffs and sea views. The trail offers four distance options: 10K (7.5 miles), Half Marathon (13.4 miles), Marathon (27.3 miles), and Ultra (34.7 miles). Courses mix gras..

The North Wales 50km & 100km is a scenic ultramarathon event along the North Welsh coastline, starting at the Nova Centre in Prestatyn and finishing in Bangor. The 50km route covers 53.8km with 2,700ft of ascent, reaching the beach at West Shore, Llandudno. The 100km course follows the entire North..

Saturn Running's "The Nearly But Not Quite London Marathon - Wales" takes place at Dare Valley Country Park in Aberdare. This inclusive event offers runners the flexibility to choose their distance within a 7-hour time challenge, with laps of approximately 4.37 miles (7km) on well-maintained footpat..

The HOWUM 2026 is a 30-mile ultra marathon set in the heart of Wales, starting and finishing in the picturesque town of Llanidloes. The challenging trail combines four iconic routes: the Sarn, Glyndwr’s Way, Severn Way, and Wye Valley Walk, leading runners through stunning Welsh landscapes including..

Welsh 3000's Ultra Run is a guided mountain day in Snowdonia, North Wales, covering the 15 Welsh 3,000ft peaks on a challenging 30-mile (50km) route with about 4,000m of total ascent. The course traverses the Snowdon range, Carneddau and Glyderau, including the awe-inspiring Crib Goch traverse. It i..

Rasus y Bannau (The Beacon Races) are three long-distance mountain runs based in Brecon, within the Bannau Brycheiniog National Park. Entrants choose from 100 km, 75 km Ultra Trail, or Marathon distances, with ascent totals of about 5,100 m, 3,500 m and 2,000 m respectively. The circular routes star..

24 Hours South - The Offa's Dyke Ultra is a challenging 24-hour endurance event starting from Prestatyn on the North Wales coast, following the Offa's Dyke National Trail southwards. Participants, either solo or in teams of 2 to 4, aim to cover as much distance as possible along this scenic and dema..