Get ready to experience Michigan’s Thumb Coast like never before! Co-produced by the Rock CF Foundation and Trivium Racing, the Thumb Coast Marathon, Half Marathon, and 5K offer stunning views of Lake Huron along a flat, fast course perfect for runners of all levels. From the historic charm of Caseville to the picturesque beauty of Port Austin, this race promises a journey you’ll never forget. Whether you’re chasing a PR or soaking in the scenery, this is your chance to run for a cause and make every mile meaningful.