The Shippey Endurance Runs

The Shippey Endurance Runs is a challenging winter ultra marathon held at Beaumont Scout Reservation near High Ridge, Missouri, just outside St. Louis. The event features multiple distances including 100 miles, 100 kilometers, a 40-mile night run, a 20-mile run, and a 100-mile 5-person relay.

The course consists of a 20-mile loop with five legs ranging from 3.2 to 5.3 miles, featuring steep climbs, ridgeline running, creek bottoms, and mostly single/double track trails. The race alternates direction annually and offers indoor aid stations, camping near the start/finish, and proximity to local amenities. It is known for its tough terrain and variable winter weather. Visit the organization's website for the most recent information.