Butterfield Backyard Ultra
Herriman, United States • 17 May 2025
The Butterfield Backyard Ultra is an exciting endurance running event taking place at Butterfield Trailhead Regional Park in Herriman, Utah. Participants can choose between a 12-hour or 24-hour race format, completing a 4.167-mile loop every hour. Runners must finish each loop within the hour to remain in the race, with all finishers receiving a medal. Those completing 50 and 100 miles earn custom leather patch beanies. The event emphasizes camaraderie, strategy, and the joy of running in nature, making it a perfect gathering for runners of all levels and their supporters. Visit the organization's website for the most recent information.