Trail Running calendar near Holyhead 2025-2026

We have found 99 Trailruns within 80 miles of Holyhead. See below where and when you can find the races.

The Paddy Buckley Recce - Carneddau is a running event designed for those preparing for the Paddy Buckley Round, a challenging route in Snowdonia National Park. Participants will traverse a 16km section from Ogwen Valley to Capel Curig, gaining 1,245 meters in elevation. This event is ideal for aspi..

The Trawsfynydd Lake Race is an 8.6-mile multi-terrain running event set in the scenic Eryri/Snowdonia National Park. The course features a mix of tarmac and fast trails, with one challenging hill, making it suitable for runners aged 17 and over. The race is organized by the South Snowdonia Search a..

The Llangollen Fell Race, organized by Run Free Fell Runners, is a popular annual event set for April 13, 2025. Participants can choose between two scenic routes: a challenging 17-mile course with approximately 3000ft of elevation and a shorter 10-mile route with an ascent of 1969ft. Both courses st..

The Belmont and Little Sugar Loaf event, organized by the Irish Mountain Running Association, takes place in County Wicklow. This running event features a challenging 8.6 km course with a 360-meter climb, categorized as moderate difficulty. Participants are required to carry mandatory safety gear, i..

The Paddy Buckley Recce - Moelwyns is a running event that offers participants a chance to explore a segment of the Paddy Buckley route, specifically from Capel Curig to Nantmoor. Covering 35km with a height gain of 2,500m, this event is ideal for aspiring Paddy Buckley runners and those seeking an..

The Slate Trail Ultra is an exhilarating running event organized by APEX Running, featuring two challenging routes: a 145km (90 miles) ultra and an 88km (55 miles) tour through the stunning landscapes of Snowdonia. Participants can expect significant elevation gains, with the longer route offering o..

UTMB Index

The North Wales 50km & 100km event offers participants a scenic running experience along the stunning North Walian coastline, stretching from Prestatyn to Bangor. The 50km route (actually 53.7km) features 2700ft of ascent, while the 100km route includes 8000ft of ascent, following the Waymarked 'Nor..

The Wicklow Glacier Lakes (Solo) event is an open mountain race set in the scenic Wicklow County, featuring a challenging distance of 42.7 km with an ascent of 1783 meters. Participants are required to have experience in navigation, as the route is not marked. The event emphasizes safety, mandating..

The Paddy Buckley Recce - Hebogs is a running event that offers participants a chance to explore a segment of the Paddy Buckley route, specifically from Nantmoor to Beddgelert Forest. This 15km course features a significant elevation gain of 1,580m, making it an essential experience for aspiring Pad..

The Scalp event, organized by the Irish Mountain Running Association, features two loops through the scenic forest around Carrickgalligan, County Dublin. Scheduled for April 30, 2025, this moderate difficulty race covers a distance of 7.2 km with a total climb of 217 meters. Participants are require..

May 2025

The HOWUM 2025 is a 30-mile ultra marathon set in the stunning landscapes of mid Wales, starting from Llanidloes and exploring the source of the River Severn. Participants will traverse a combination of four scenic trails, including the Sarn, Glyndwr’s Way, Severn Way, and Wye Valley Walk, culminati..

The Welsh 3000's Ultra Run is an exhilarating guided running event that takes participants over the iconic 15 peaks in Wales, each exceeding 3,000 feet. Covering approximately 30 miles (50 km) with a height gain of 4,000 meters, this challenging route traverses the stunning mountain ranges of Snowdo..

The Paddy Buckley Recce is a running event that takes participants through a segment of the iconic Paddy Buckley Round in Snowdonia National Park, North Wales. Covering a distance of 20km with an elevation gain of 1,900m, this recce is essential for aspiring Paddy Buckley runners and those seeking a..

The Sugar Bowl is a challenging mountain running event organized by the Irish Mountain Running Association, taking place on May 7, 2025, in Wicklow. Participants will navigate a circuit that includes a climb of 497 meters over a distance of 8.5 kilometers. The event is marked as difficult, requiring..

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

Cadair X is a challenging half marathon event that takes participants through breathtaking landscapes, including ancient woodlands, glacial lakes, and the rugged terrain of Cadair Idris. Covering a distance of 13.1 miles with a height gain of 1165 meters, the route consists of 65% trail, 25% mountai..

Log na Coille (Via Ballineddan) is a mountain running event organized by the Irish Mountain Running Association, set to take place in Wicklow. The race features a challenging 10.5 km course with a 700-meter ascent, categorized as moderate difficulty. Participants must carry mandatory safety gear, in..

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 experience a mix of challenging terrain and varying conditions, with a historical finisher rate of around 26%. Each day offers a unique r..

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 offering vegan and..

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 the River Severn and the Montgomery Canal Walk, with several checkpoints offering vegan and glut..