Trail Running calendar near Builth Wells 2025-2026

We have found 217 Trailruns within 80 miles of Builth Wells. See below where and when you can find the races.

The Chedworth Roman Trail is a scenic trail running event held near Chedworth Village, Gloucestershire, about 6 miles north of Cirencester. The race offers two distances: a challenging 10-mile single lap and a new 5-mile lap introduced in 2025. Both courses traverse picturesque Cotswold countryside,..

The Brown Clee Burn is a challenging multi-terrain running event scheduled for September 21, 2025. Covering approximately 11 kilometers, the course features steep climbs, long descents, and stunning views, catering to runners of various skill levels. The event starts and finishes at Stoke St Milboro..

The Cannock Chase Trail Runs take place in the scenic Cannock Chase Forest near Rugeley, north of Birmingham, designated as an Area of Outstanding Natural Beauty. The event offers 5km and 10km trail runs suitable for all abilities, with no cut-off times, encouraging participation at any pace. The co..

The Pumsaint Trail Half Marathon is a scenic and hilly 13.1-mile race held in the beautiful Cothi Valley near Llanwrda, United Kingdom. Scheduled for September 21, 2025, the event offers a challenging trail course that attracts runners seeking a picturesque yet demanding run. Alongside the half mara..

The Warhorse will take place in Braunton on Sunday 21 September 2025.

The Doone Run is a popular 10-mile (16km) trail race held in the scenic Doone Valley within Exmoor National Park, near Lynmouth. Organized by Ilfracombe Running Club, this event features a challenging multi-terrain course that includes coastal paths, wooded riverside banks, roads, and trails, offeri..

The Maverick Original Mendips is a trail running event held at Mendips Raceway in Somerset, UK, featuring three route options: Long (22 km, +791 m elevation), Middle (13 km, +404 m), and Short (7 km, +160 m). The course traverses the scenic Mendips Hills, including the West Mendip Way, Rowberrow War..

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 Black Nore 10km, organized by Portishead Running Club, is set to take place on September 28, 2025. This mixed terrain race begins at the Portishead Open Air Pool and features a scenic route along the Bristol Channel, passing the iconic Black Nore Lighthouse and through the National Trust's Redcl..

October 2025

The Exmoor Coast 55 is a 55 km ultra marathon held along the South West Coast Path, starting at Combe Martin and finishing in Minehead. This scenic route traverses the entire length of Exmoor National Park, featuring England's longest stretch of coastal woodland, the highest coastal point at Culbone..

The North Coast 110 is a challenging ultra marathon event held along the true North Coast of the South West peninsula in North Devon and Exmoor, UK. Offering four distances—110 miles, 110 km, 65 km, and 55 km—the race follows the scenic South West Coast Path with self-navigation and GPS tracking. Th..

UTMB Index

The Gower Ultra 50, Ultra Bach & Trail Race are three long-distance trail running events held in the Gower Area of Outstanding Natural Beauty (AONB) in Wales. Following the Wales Coast Path, the races showcase stunning beaches, bays, coves, farmland, and fishing villages. The Ultra 50 covers a full..

UTMB Index

The Quantock Hills Half Marathon, organized by Prosper Events, is a challenging and scenic trail race held in the Quantock Hills near Kilve Court, Somerset. The course features a mix of tough climbs, rolling hills, technical trails through forests, quiet country lanes, and open moorland, offering ru..

The Monross Trailblazers - Blaze the Biblins is a trail running event held on October 5, 2025, at Biblins Youth Campsite near Doward, Ross-on-Wye, within one of Britain's finest Areas of Outstanding Natural Beauty (AONB). Covering approximately 6 miles (10k), the course features a mix of climbs, fla..

The Loop Ultra is a 32-mile trail running event held in the remote Cambrian Mountains near Dolanog, Mid Wales. Starting and finishing at Camp Plas, a nature retreat offering eco-friendly camping and amenities, the course features challenging trails, forest tracks, and ancient paths with stunning vie..

The RunThrough Cannock Chase Running Festival, held on October 12, 2025, takes place at Forest Lodge, Birches Valley, within the scenic Cannock Chase Forest, an Area of Outstanding Natural Beauty near Stafford and Birmingham. The event offers multiple race distances including 5K, 10K, a half maratho..

The Breidden Hills Race, organized by Mercia Fell Runners, is a challenging fell running event set in the scenic West Midlands. Participants will tackle a distance of 11.5 km with a total ascent of 790 meters, making it a demanding course for runners. The race requires pre-registration and is open t..

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 Forest of Dean Ultra Marathon will take place in Coleford on Saturday 18 October 2025. You can run 34 miles.

UTMB Index

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..