Cousin Jack

Saint Just, United Kingdom • 7 Mar 2026

Cousin Jack is a challenging trail running event held in Cornwall, UK, featuring two race options: the Classic Jack and the Ultra Jack. The Classic Jack is an 18-mile point-to-point race from St Just to St Ives, traversing rugged coastal terrain with muddy fields, rocky headlands, steep paths, and bogs. The Ultra Jack doubles the distance to 35 miles, starting and finishing in St Ives, with over 7,000 feet of elevation, requiring runners to reach Cape Cornwall and return. Both races offer a tough but rewarding experience along one of the most stunning parts of the Cornwall coast path, promising adventure and scenic challenges for trail runners. Visit the organization's website for the most recent information.

Race information

63 km
Ultra Jack
10 km
Classic Jack
Visit the organization's website for the most recent information.
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