Black Cattle Ultra Gwartheg Duon
Cardiff, United Kingdom • 29 Aug 2026
Event Overview
The Black Cattle Ultra Gwartheg Duon takes place on Saturday, August 29, 2026. The event offers two distance options: a 44-mile (71 km) ultra and a 33-mile (53 km) ultra.
The Course
Both routes follow a section of the Cambrian Way, ending in Cardiff. The 44-mile ultra starts at Llanthony Priory in the Black Mountains. The 33-mile ultra starts in Abergavenny. The route passes through mountains, wooded vales, and historic towns such as Pontypool and Risca. Near the finish in Cardiff, runners pass Castle Coch. The course for the 33-mile distance includes a significant early climb up the Blorenge.
Organization and Ethos
The event is organized by Ridge Runners, a not-for-profit community of running clubs from South Wales. The event features aid stations with supplies and indoor toilet facilities. Finisher awards are made from locally sourced slate and other locally crafted items.
Participant Information
Entry is open to participants aged 18 or older. The entry fee is £90.00 for the 44-mile distance and £80.00 for the 33-mile distance. Visit the organization's website for the most recent information.