Trail Running calendar near Hay-on-Wye 2025-2026

The Celtic Trail Races, held annually at Dare Valley Country Park in Aberdare, South Wales, offer a festive trail running experience with three distances: a 34-mile ultra, a 26-mile marathon, and a 13-mile half marathon. The courses traverse rugged, ancient Celtic tracks through Afan Forest and the..

The Moel Famau Festive 'Piece of String' Race is a unique running event held on the last Saturday before Christmas at Bwlch Penbarras. Participants can expect a surprise distance and route, ranging between 6 and 12 kilometers, which will be revealed as the race progresses. The event includes a Canic..

The Nightmare Before Xmas Trail ½ Marathon is a challenging trail running event held at the Bridgend Miniature Railway Centre in Bridgend, UK. Participants face a tough course starting with the "Hateful Eight," an 8-mile route featuring mixed terrain including a steep hill, scenic road sections, and..

The Christmas Carol Bobble Hat Run, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This inclusive event welcomes runners and walkers of all abilities. Participants can choose their distance within a 7-hour time challenge, with a minimum of 3km and..

The Plain Crazy (Winter) is a challenging 12.5-mile trail run held in Warminster, featuring a hilly and potentially snowy course that is scenic yet desolate and windy. The event supports The Royal British Legion Poppy Appeal and offers prizes across various age categories for both male and female ru..

The Cardiff Trail 10k is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for January 18, 2026, this newly introduced race offers participants a unique blend of competition and natural beauty, making it an ideal choice for both experienced runners and newcomers...

The Crocodile Challenge is a 6-hour running event held at Ryton Pools Country Park in Warwickshire, near Coventry. The course is a runnable, relatively flat 3.3-mile out-and-back loop featuring crushed stone paths, open pasture, and scenic pools. Participants can complete as many laps as they wish w..

The Holly Challenge is an exciting running event that marks the beginning of the racing year, offering participants a choice of distances: 5K, 10K, Half Marathon, or Marathon. Set in the picturesque Lightmoor Nature Reserve in Telford, this event is perfect for those preparing for spring marathons...

Saturn Running's "Spice Up Your Run - Wales" is a fun and inclusive running event held at Dare Valley Country Park in Aberdare. Participants can walk or run a minimum of 3km, with options to complete laps of approximately 7km each, allowing distances up to 50km, including half-marathon, marathon, an..

The Icing On The Cake is a thrilling trail running event set in the picturesque Shropshire Hills, featuring both half (13.1 miles) and full (26.2 miles) marathon options. Scheduled for February 1, 2025, participants will navigate a scenic route that showcases the rugged beauty of the area, starting..

The Westonbirt Arboretum Winter Night Race is an exciting running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between 5km and 10km routes, which showcase the arboretum's diverse landscapes and solid terrain, providing a unique blend of tra..

The Westonbirt Arboretum Winter Day Race is a scenic running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between a 5km or 10km race, with routes that showcase the beauty and diversity of the arboretum's landscape. The event is designed to..

The Two Tunnels Races, taking place in February 2026, offer a unique running experience through Bath's historic underground tunnels, the longest of their kind in the UK. Participants can choose from a variety of distances, including ultra marathons, half marathons, 10km, 5km, and family-friendly Col..

The Brecon to Cardiff Classic is a 70-kilometer (43-mile) ultra running race held annually along the scenic Taff Trail from Brecon in the Brecon Beacons National Park to Nantgarw near Cardiff. Now in its 12th year, this fully marked, one-way race features diverse landscapes, starting with dramatic m..

The Brecon to Cardiff Xtreme is a challenging 47.5-mile (75 km) winter mountain ultramarathon held in Wales, running from Brecon to Cardiff over 11 peaks including Pen Y Fan, the highest peak in South Britain. With approximately 2,680 meters of ascent, the course demands excellent winter mountain ru..

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 unique 7-hour time challenge allows participants to run multiple laps of a 4.37-mile (7km) course on well-maintained footpaths with beautiful countryside views..

The Winter GMU is a challenging ultra marathon held annually around the City of Bristol, featuring 30 and 45-mile loop options along the Community Forest Path. The winter edition runs the course anti-clockwise, often presenting muddy and tough conditions, contrasting with the firmer, faster summer e..

The Loggerheads Trail 5k & 10k is a popular trail running event set to take place in March 2026 at Loggerheads Country Park. Participants can choose from three race options: a 5k Trail, a 5k Canicross Trail, and a challenging new 10km route. The courses feature a variety of terrains, including river..

The Hateful 8 Loopy Ultra is an endurance running event held at Bridgend Miniature Railway in Aberkenfig, Bridgend, South Wales. Participants tackle a challenging 9-mile mixed terrain loop featuring a tough hill, scenic road sections with stunning views, and a technical downhill forestry trail. Runn..

The Hannington Hike will take place in Hannington on Sunday 8 March 2026.