Duff Dog Backyard Ultra

The Duff Dog Backyard Ultra is an exciting endurance running event scheduled for October 11, 2025, at Blue Mounds State Park near Luverne, MN. This unique race features a loop course primarily composed of grass, with some gravel and paved sections. Participants must complete a loop of approximately 4.1 miles within one hour, with each loop starting precisely after the previous one.

The last runner standing wins the event, as all others are considered to have not finished (DNF). The event offers ample runner support, shade, and nearby camping for participants and their families. Visit the organization's website for the most recent information.