The Rock CF Thumb Coast Marathon
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Overview
The Rock CF Thumb Coast Marathon, Half Marathon, and 5K takes place on Sunday, November 8, 2026, on Michigan’s Thumb. This is the event’s second edition.
Distances
The event offers several distances:
- Marathon
- Half Marathon
- 5K Virtual versions of these distances are also available.
Course Details
The point-to-point course is fully paved, flat, and USATF-certified. The marathon distance is a Boston Qualifier. The marathon starts in Caseville, the half marathon in Sleeper State Park (Caseville), and the 5K in downtown Port Austin. All races finish in downtown Port Austin.
Additional Features
Pace teams from Beast Pacing are provided for the marathon and half marathon. The event supports the Rock CF Foundation. Visit the organization's website for the most recent information.
