Bigfoot 20 Mile Run
Cougar, United States • 14 Aug 2026
Event overview
The Bigfoot 20 Mile Run is scheduled for August 14, 2026, in Cougar, Washington. The race distance is 20 miles and the event begins at Marble Mountain Sno Park. Registration closes on Sun, Aug 2. The race enforces a 9 hour cut-off.
Course details
The route runs along the southwestern side of Mount St. Helens, a volcano that erupted in 1980. The course is entirely on single-track trails and includes lava fields, stream crossings, old-growth forest sections, and mountain terrain. An interactive course map is provided by the organizer. Visit the organization's website for the most recent information.