Trail Running calendar near Llanberis 2025-2026

Ultra X Wales is a multi-stage ultra-marathon held in southern Snowdonia, western Wales, featuring stunning landscapes from the northern Cambrian mountains to lakes, coastline, mountains, and beaches. The event offers four race options: a 110km two-day race, and single-day races of 60km, 50km, and 2..

The Railway Ultra is a multi-distance running event held along the scenic banks of the River Severn, featuring routes of 9 miles, half marathon (13.1 miles), 19 miles (3/4 marathon), 28 miles, and 37 miles. The event showcases the beautiful landscape and industrial heritage of the area, with well-st..

The Guided Trail Run at Bod Petryal offers participants a relaxed 10km experience through the scenic Clocaenog Forest. The route features beautiful forest trails, leading to the village of Melin y Wig, and includes a stretch along the Brenig way beside the river Clwyd. This event emphasizes a friend..

The EDDUM is a 50-mile ultra running challenge set around the Epynt Way, a largely untouched permissive trail encircling the Sennybridge Training Area, the UK's third largest military training ground. Located in Wales, the course offers stunning views of the Brecon Beacons to the south and the Cambr..

Ogwen | Yr Helgi Du 2025 is a mountain trail running event held at Plas y Brenin, the National Outdoor Centre in Capel Curig, Betws-y-Coed, North Wales. The race offers three distances—10K, 25K, and 40K—covering some of the highest peaks in England and Wales, including the Carneddau and Glyderau mou..

Open to Offas is a long-established walking and running event held in northeast Wales, starting from Cilcain Village Hall. Participants can choose from three distances: 32 miles, 24 miles, or 15.5 miles. The routes ascend the scenic Clwydian Hills and follow the Offa's Dyke Path along the ridge, inc..

The Ribble Runfest, organized by PFW Running, is a multi-distance running event held in central Preston, starting and finishing near Avenham Park Cafe by the River Ribble. The course features scenic parklands including Miller Park and Upper Farm Nature Reserve, with mainly flat, hard-surface paths a..

The Ragleth Inn Fell Race, organized by Mercia Fell Runners, takes place near Little Stretton in the West Midlands. This challenging fell race covers 4.4 km with 390 meters of ascent on a new course introduced in 2024. The route features varied terrain including Callow Hollow and Callow summit, with..

Moel Famau 24 is a unique 12- or 24-hour endurance event held on the iconic Clwydian Hill of Moel Famau, featuring a challenging 7.2 km loop with 500 meters of ascent per lap. Participants, including solo runners and teams, aim to complete as many laps as possible within their chosen time frame. The..

Race The Train™ is an annual running event held in Tywyn, Mid-Wales, organized by the Rotary Club of Tywyn. The event features multiple race distances catering to various age groups and abilities, including the 14-mile Rotary Challenge, 10K Quarry Challenge, 5.5-mile Dolgoch Challenge, 3.5-mile Tynl..

The Wild Wolf of Radnor is a 10-mile trail race set in the stunning Radnor Forest in Mid Wales, an area steeped in local legend as the site where the last wolf of Wales was shot. The course features diverse terrains including forestry roads, open moorland, and muddy, tree-lined single tracks. Runner..

The Leeds & Liverpool Canal 130 Mile Race (LLCR) is a challenging ultra-distance running event held along Britain’s longest man-made waterway, the Leeds & Liverpool Canal. Starting at Old Hall Street in Liverpool and finishing at Office Lock in Leeds, the race covers 130 miles of towpath, passing sc..

Ring O' Fire is a coastal ultra marathon event held on the island of Ynys Môn, offering challenging endurance races including the Ring O’ Fire 130 and the Firelighter 50. Participants embark on ultimate coastal endurance challenges, running through beautiful and rugged coastal terrain. The event fea..

The Montane Dragon's Back Race® is a legendary and grueling 6-day ultra running event covering 380 km with 16,400 meters of ascent along the spine of Wales. Starting at Conwy Castle and finishing at Cardiff Castle, it is widely regarded as the world's toughest mountain race. The multi-stage course c..

The Dee Way 120 is a challenging ultra-distance trail race following nearly the entire 120-mile course of the River Dee from Llanwchllyn to Prestatyn in North Wales. The route traverses diverse and scenic landscapes, including valleys, historic villages, and coastal paths, offering breathtaking view..

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 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 picturesque village of Betws-y-Coed. Featuring 3,254 meters of ascent, the mountain trail course includes iconic landmarks such as Heather Terrace on Tryfan, the summit..

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

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 while tackling a well-marshalled course. The event features chip-timed resul..