Montane Dragon's Back Race

Conwy, United Kingdom • 1-6 Sep 2025

Dragon’s Back Race® is a legendary six-day, multi-stage ultra running journey along the spine of Wales. The Full Dragon covers about 380km with 16,400m of ascent, starting at Conwy Castle and finishing at Cardiff Castle. Run every September, the route traverses dramatic Welsh terrain across six days, offering a rigorous test of endurance, navigation, and grit.

The event is renowned as one of the world’s toughest mountain races. A Hatchling option lets participants complete only parts of the route, still culminating at Cardiff Castle for the prize ceremony. The race combines demanding terrain, remote landscapes, and a strong sense of community among participants and supporters. Visit the organization's website for the most recent information.

Race information

UTMB 100M
380 km
16400 m+
Full Course
Visit the organization's website for the most recent information.
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