Black Cattle Ultra Gwartheg Duon

Cardiff, United Kingdom • 23 Aug 2025

The Black Cattle Ultra Gwartheg Duon is a challenging trail ultra event held in South Wales, starting at either Llanthony Priory or Abergavenny and finishing in Cardiff. Participants can choose between two distances: 44 miles (71 km) or 33 miles (53 km). The course follows the scenic Cambrian Way, traversing mountains, wooded valleys, and picturesque villages, with highlights including the fairy tale Castle Coch near the finish. The 33-mile route begins with a tough climb up the Blorenge and passes through historic towns before reaching Cardiff. Organized by Ridge Runners, this event offers a rewarding mountain ultra experience for trail runners. Visit the organization's website for the most recent information.

Race information

71 km
44 Mile - 71k Ultra
53 km
33 Mile - 53k Ultra
Visit the organization's website for the most recent information.
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