Summer Trail Fest Ultra

The Summer Trail Fest Ultra, Half Marathon & 5 Miler is an annual trail running event held at Sleepy Hollow State Park in Laingsburg, Michigan. Scheduled for June 14, 2025, it offers a 50K ultra, half marathon, and 5-mile race, with options for economy packages, virtual races, and ruck events. The course features 90% well-groomed, mostly flat, shaded trails, suitable for beginners and seasoned athletes alike, with generous cutoff times (20 minutes per mile for the ultra and 45 minutes per mile for the half).

After the race, participants enjoy a beachside barbecue party. Unique finisher medals connect with those from the Winter Trail Fest, creating a combined giant medal. Visit the organization's website for the most recent information.