Rock CF Thumb Coast Marathon, Half Marathon & 5K
Date and time
Sunday, November 8, 2026
Location
8774 Lake St. Port Austin, Port Austin, MI
Date and time
Sunday, November 8, 2026
Location
8774 Lake St. Port Austin, Port Austin, MI
Date and time
Sunday, November 8, 2026
Location
8774 Lake St. Port Austin, Port Austin, MI
The Rock CF Thumb Coast Marathon, Half Marathon & 5K is back on Sunday, November 8, 2026. This second year event offers a flat, fast, fully paved, USATF-certified course stretching across Michigan’s beautiful Lake Huron coastline. The Marathon is a Boston Qualifier, and both the Marathon and Half will include pace teams to help you hit your goals. Starting in Caseville and finishing in downtown Port Austin, this point-to-point race delivers the perfect combination of speed, scenery, and small-town charm. Whether you’re chasing a PR, running your first race, or planning a fall race-cation, the Rock CF Thumb Coast Marathon has it all.
Marathon
Half marathon
5K