The Rock CF Thumb Coast Marathon

The Rock CF Thumb Coast Marathon, Half Marathon, and 5K is set to take place on November 2, 2025, along Michigan's scenic Thumb Coast. This event features a flat, fast, and fully paved course that offers breathtaking views of Lake Huron. Runners can participate in a full marathon starting in downtown Caseville, a half marathon beginning at Sleeper State Park, or a 5K loop around downtown Port Austin.

Proceeds from the race support the Rock CF Foundation, which aids individuals living with cystic fibrosis. This event promises a memorable experience for runners of all levels while contributing to a meaningful cause. Visit the organization's website for the most recent information.