Cousin Jack

Saint Just, United Kingdom • 7 Mar 2026

Cousin Jack is a challenging trail running event held in Cornwall, featuring two race options: the Classic Jack, an 18-mile point-to-point race from St Just to St Ives, and the Ultra Jack, a demanding 35-mile out-and-back course from St Ives to Cape Cornwall and back. The route showcases the most stunning and rugged parts of the coast path, including muddy fields, rocky headlands, steep paths, and bogs, offering runners a true adventure with over 7,000 feet of elevation in the ultra distance. The event is known for its tough terrain and rewarding scenery, making it a memorable experience for trail runners seeking a test of endurance. 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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