Trail Running calendar near Holyhead 2025-2026

We have found 68 Trailruns within 80 miles of Holyhead. See below where and when you can find the races.

Annagh Hill is a challenging mountain running event organized by the Irish Mountain Running Association, held in County Wexford. The race covers a distance of 10.7 km with a climb of 550 meters, featuring difficult terrain and marked only at major junctions. The course includes a section along the r..

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

The Mountain Rescue Benefit Race is an 8 km hill run around Paddock Hill near Laragh in County Wicklow, Ireland. Featuring a moderate difficulty level with 250 meters of ascent, the course is fully marked and runs clockwise on a looped route. Organized by the Dublin Wicklow and Glen of Imaal Mountai..

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..

Run the Ridge is a mountain and trail running event held in the scenic Derrybawn Woods and Ridge, located in the Wicklow Mountains, Ireland. The 2025 edition features multiple race distances: a new 30k trail race incorporating the famous Spinc boardwalk and parts of the 20k route, a 20k trail race o..

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The Leeds & Liverpool Canal 130 Mile Race (LLCR) is a challenging non-stop ultramarathon 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 130-mile towpath course offers scenic views throug..

The Croghan Half is a challenging mountain running event held in County Wicklow, Ireland, featuring a 21 km course with 850 meters of ascent. The race showcases diverse terrain including fireroads, forest trails, rocky paths, and open mountain sections around Croghan Kinsella on the Wicklow-Wexford..

The 2025 British & Irish Mountain Running Championships Trials will take place in County Wicklow, Ireland, featuring a 6.2 km course with a 300-meter climb. The event serves as a selection race for the Ireland and Northern Ireland U17 and U20 teams competing in the British and Irish Junior Mountain..

Ring O' Fire is a coastal ultra marathon event held on the island of Ynys Môn, featuring challenging endurance races such as the Ring O’ Fire 130 and the Firelighter 50. These races offer participants the ultimate coastal endurance challenge, traversing scenic and rugged coastal terrain. The event e..

The Aughavannagh race, organized by the Irish Mountain Running Association, is an extreme mountain running event held in County Wicklow. Covering approximately 22.6 km with a challenging ascent of 1095 meters, the course is unmarked and requires advanced navigation skills. The route includes key che..

The Mullaghcleevaun race, organized by the Irish Mountain Running Association, takes place in County Wicklow and covers a challenging 12.1 km course with an 800-meter climb. Rated as difficult terrain, the route includes open mountain paths and requires strong navigation skills, especially in poor v..

September 2025

The Montane Dragon's Back Race® is a legendary and grueling 6-day ultra running event covering 380 kilometers 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 course chall..

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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 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..

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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 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..

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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 Snowdonia Mountain Skills Weekend 2025 is a trail running event held in the Nantlle Valley within Snowdonia National Park, UK. Hosted by Running Adventures, the weekend focuses on advanced trail runners aiming to enhance their mountain running skills and safety knowledge. Participants experience..

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 extended downhill stretches and straightaways, enco..