Trail Running calendar near Llanfairpwllgwyngyll 2025-2026

We have found 88 Trailruns within 80 miles of Llanfairpwllgwyngyll. See below where and when you can find the races.

The Mullaghcleevaun race, organized by the Irish Mountain Running Association, takes place in County Wicklow. Covering a challenging 12.1 km course with an 800-meter climb, it is rated as a difficult event featuring rugged terrain and significant ascent. The route includes navigating open mountain p..

EcoTrail Wicklow is a trail running event held in Wicklow, Ireland, known as the "Garden of Ireland." The event offers multiple race distances to accommodate various levels of runners, including 80 km, 46.5 km, 30.9 km, 19.8 km, and 10 km courses. The terrain is predominantly natural, with nature pe..

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The Town to Tower 10K is an uphill race starting in the market town of Ruthin, North Wales, and finishing at the summit of Moel Famau, the highest point in the Clwydian Hills. This challenging 10-kilometer course ascends to the Jubilee Tower at over 550 meters above sea level, offering stunning view..

The Delamere Forest Wildwood Trail Series offers a scenic and challenging trail running event in Cheshire, featuring a Half Marathon and 10K race. Set within the picturesque Delamere Forest, the course includes dense woodlands, rolling trails, steep climbs, and muddy sections, providing a rewarding..

The Bridgeathon, organized by PFW Running, is a scenic running event held along the flat Lancaster Canal towpath in Preston, Lancashire. Participants can choose from 10K, half marathon, marathon, and ultra (32 miles) distances. The marathon route features 43 bridges to cross or pass under, adding a..

October 2025

The Loop Ultra is a 32-mile (50 km) trail running event held in the remote Cambrian Mountains near Dolanog, Welshpool, Mid Wales. Starting and finishing at Camp Plas, a nature retreat offering eco-friendly camping and amenities, the course features marked trails, forest tracks, and ancient paths, pa..

The Breidden Hills Race, organized by Mercia Fell Runners, is an 11.5 km fell running event featuring a challenging total ascent of 790 meters. Held near Criggion Village Hall in the West Midlands, the race promotes safe and sustainable fell running. Entry is by pre-registration only, with an £8 fee..

Loggerheads Autumn Trails is an exciting running event featuring longer versions of popular 5k and 10k races, set in the scenic Loggerheads Country Park. Participants can choose from a 14k race, which consists of two loops of a 7k course, or a 7k Canicross discipline, welcoming runners of all abilit..

The Brenig Way 50K Trail Race is a challenging ultramarathon that covers 50 kilometers through remote upland scenery in Wales. Starting in Corwen, participants follow a marked footpath along country lanes, forest tracks, and riverside paths, crossing notable landmarks such as Clocaenog Forest and Ll..

November 2025

The Delamere Forest 21k and 42k trail races, organized by RunThrough UK, take place in the scenic Delamere Forest near Northwich, Cheshire, on November 2, 2025. The event offers a half marathon and a full marathon, with the marathon consisting of two laps of the half marathon course. Runners experie..

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The Poole Half Marathon MoRun is a vibrant running event held at Upton Country Park, Poole. It offers multiple distances including a 1.5k Mini MoRun for kids, 5k, 10k, and a half marathon, catering to all ages and abilities. The course is mostly off-road with a mix of trails and paths, featuring und..

The Warrington Way is a 40-mile ultramarathon trail race starting and finishing in the Cheshire village of Lymm. The course circumnavigates Warrington in an anticlockwise direction, primarily on trails, footpaths, field crossings, and country lanes. The route is waymarked, but runners must carry map..

The Anglesey Trail Half Marathon & 10k is a scenic trail running event held in Newborough Forest and Ynys Llanddwyn, Anglesey, North Wales. The race features two distances: a 10k and a half marathon (21.1 km), taking runners through beautiful woodland trails, sandy paths, and onto Llanddwyn Island...

The PFW Running - World Diabetes Day Run is a timed running event held at Stanley Park, Blackpool, Lancashire, on November 14, 2025. The course features a 3.1-mile loop on mostly flat tarmac paths with a short gravel section. Participants can complete as many laps as they wish within a 6-hour limit,..

The Liverpool Half Marathon MoRun is a charity running event held at Croxteth Park, Liverpool, supporting the Movember Foundation. Participants can choose from distances including a 1.5k Mini MoRun, 5k, 10k, and the Half Marathon. The course is a flat mix of paths and trails, dog-friendly and suitab..

The Slate Trail Ultra™ is a challenging trail running event held in Snowdonia, Wales, starting from Porth Penrhyn, Bangor. It offers two distances: the full Slate Trail Ultra at 145 km (90 miles) with 3,900m+ elevation gain, and the Ultra Tour of the Quarries at 88 km (55 miles) with 2,700m+ elevati..

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The Callow Fell Race, organized by Mercia Fell Runners, is a challenging event that has transitioned from a summer to a winter series race. Covering a distance of 8.1 km with a total ascent of 762 meters, it is recognized as one of the toughest races in Shropshire. The course features steep climbs a..

The Guided Trail Run in Dolwyddelan offers participants a scenic 10km route beginning in the charming village. The run features a leisurely start along the river, followed by a climb to Ty Mawr, where runners can enjoy stunning views of the village below. The course winds through beautiful forested..

The David Staff Memorial Race is a Category AS fell race held in the West Pennine Moors above Darwen, Lancashire. The challenging 6km course features a 305m climb, starting near The Kiosk in Sunnyhurst Woods and passing landmarks such as the bandstand, Lychgate carpark, Waterman's Cottage, and Darwe..

The PFW Running Lancashire Loop Trail Run takes place in Blackpool, Lancashire, starting and finishing near the Village Hotel on East Park Drive. The event features a scenic 10K loop course through Marton Mere nature reserve, Herons Reach golf course, and Blackpool Zoo, with views of Blackpool Tower..