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St. Croix 40 Winter Ultra

Hinckley, United States • 10 Jan 2026

The St. Croix 40 Winter Ultra is a challenging 40-mile winter endurance event held in Hinckley, Minnesota, within St. Croix State Park.

Participants can choose to compete on foot, skis, or fat bikes, navigating the course overnight through cold conditions. This race emphasizes survival skills, requiring competitors to carry essential gear and demonstrate proficiency in survival techniques at two checkpoints along the route. Designed as a shorter but intense winter adventure, the event serves as preparation for longer races like the Arrowhead 135 or Tuscobia 160.

It offers a unique test of endurance, skill, and resilience in a rugged winter environment. Visit the organization's website for the most recent information.

United States Minnesota Hinckley

Race information

Website Registration
40 mi
40 Miler Run
40 mi
40 Miler Ski
40 Miler Fat Bike
Visit the organization's website for the most recent information.
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