Trail Running calendar near Crickhowell 2025-2026

The Winter Railway Ultra is a multi-distance trail race staged along the River Severn, on a disused railway line between Ironbridge and Bridgnorth, near Coalport, Telford. Runners can choose from 9 miles, 13.1 miles (half marathon), 19 miles (three-quarters marathon), 28 miles, or 37 miles. Each out..

Two Tunnels Races in Bath, UK, organized by Relish The Great Outdoors, offer a unique underground running experience alongside city scenery. The courses pass through the Devonshire Tunnel (408m) and the longer Combe Down Tunnel (1672m), both well-lit and surfaced as a shared-use path—the longest und..

The Ironwood Challenge, organized by Nailsea Running Club, is a trail race near Long Ashton, North Somerset. The six-mile course runs through woodland, fields and forest, with sections that are often muddy. It is fully marked and marshalled, and chip timing is included for the first year.Off-road sh..

The St David's Day Dragon Run 2026, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This 7-hour time challenge allows participants to run distances of their choice, starting from a minimum of 3km. The course features well-maintained footpaths with..

Brecon to Cardiff Xtreme is a winter mountain ultramarathon, a 75-km linear challenge from Brecon to Cardiff (about 47 miles) with roughly 2,700–2,800 m of ascent, including 11 summits such as Pen y Fan, Cribyn and Fan y Big. The Taff Xtreme Marathon is the second half, a 26.2-mile leg from Merthyr..

The Brecon to Cardiff Classic is a 70-kilometer ultra running race following the scenic Taff Trail from Brecon in the Brecon Beacons National Park to Cardiff. Now in its 12th year, this fully marked, one-way race features diverse landscapes, including dramatic mountains, waterfalls, reservoirs, and..

The Imber Ultra is an annual trail run of 33+ miles. The next edition is scheduled for Sunday 1 March 2026. The event is organised by Avon Valley Runners together with the Rotary Club of Westbury. Free photos from the 2025 running are available online. Entries are planned to open around early Octo..

The Hateful 8 Ultra Loop is an ultramarathon challenge staged near Bridgend, South Wales, at the Bridgend Miniature Railway in Aberkenfig. Runners tackle a 9-mile loop and aim to complete as many laps as possible within an eight-hour window. The mixed-terrain course includes a challenging hill, a sc..

The Winter Green Man Ultra is a looped trail race around the Community Forest Path near Bristol. Distances offered: 45 miles / 72 kilometres 30 miles / 48 kilometres The 45 mile race is a full anti-clockwise loop starting and finishing at Ashton Park School. The 30 mile event is a partial anti-cl..

The Beast of the Blacks is a trail running event held on Saturday 14 March 2026 from Llanbedr Hall, Nr Crickhowell, Powys (NP8 1SR). The event offers three marked routes with GPX files available: 11 miles / 17 km 20 miles / 32.5 km 40 miles / 65 km Minimum age to enter is 17. Entry fees listed ar..

The Nant Yr Arian Silver Trail Races take place on 14 March 2026 at Nant Yr Arian in the Cambrian Mountains. The event is organised by Aberystwyth Athletic Club and is the ninth edition. Routes are in mountain terrain, fully signed and waymarked, with marshals and GPX files available as backup. The..

Saturn Too presents The Dashing Dog Charity Run - Wales at Dare Valley Country Park in Aberdare. This inclusive seven-hour time-challenge allows runners to complete as many laps as they wish, with a minimum 3 km per lap and a full lap around 7 km on paths, subject to safety changes. The scenic cours..

Red Warrior’s Annual Multi Terrain Races take place at Margam Country Park. The event offers 5K, 10K and 20K distances, with separate races for Canicrossers and solo runners. Now in its 6th year, the race emphasizes a varied, challenging course across Margam’s terrain.The next edition is scheduled f..

Set in the Forest of Dean, the Spring Trails Half Marathon is a multi-terrain trail race organized by the Rotary Club of the Royal Forest of Dean, with Forestry Commission support. The route begins on the road adjacent to the Speech House Hotel, then winds through well-maintained forest trails with..

Bath 50 Challenge, part of the Ultra Challenge series, takes place in the City of Bath with start and finish at Bath Racecourse Basecamp. Participants can choose a 50 km loop (about 1,000 m ascent), a 29 km loop (650 m), or a 10 km loop (~200 m). The course loops around Bath, offering panoramic view..

Beyond Bristol, the Bristol Trail & Ultra by Beyond Trails offers two distances: a 25km Trail and a 55km Ultra, starting and finishing at Museum Square in central Bristol (BS1 4RN). The course travels off tarmac through woodland, riverside paths, parks, and disused railways, with highlights such as..

Sportiva Events stages the Exeter Trail Races at Escot Park, Ottery St Mary, Devon, EX11 1LU. The next edition is on 28/03/2026. The races take place around the grounds of Escot and are entirely off-road, with some small climbs on the course. Distances: 10K - single lap of the course Half maratho..

Combe Gibbet to Overton is an annual running race hosted by Overton Harriers, taking participants from the historic Combe Gibbet toward Overton. The page highlights a celebratory atmosphere, thanking runners, supporters, and volunteers for a fabulous event. Distances are not listed on the informatio..

Ultra In The Black Country returns for its ninth year, starting and finishing at Baggeridge Country Park near Dudley, West Midlands. The 32-mile loop can be run solo, in a pair, or as a team of four. The scenic, urban course is 97% traffic-free, largely along disused railway lines and canal towpaths..

The Minster Challenge takes place in Axminster on 29 March 2026, organised by Ruby Red Running in association with Axe Valley Academy. The event uses routes around the town and surrounding fields. The course includes hilly and muddy sections. Medals are awarded to all finishers and refreshments wil..