Thumb Coast Marathon
Caseville, MI, USA • November 8, 2026
Race Day Weather
42°
51° high
Breezy
Dry
Cool start, pleasant finish
Runners will face a temperature range from 42°F at the start to 51°F by the finish, with humidity at 68% and a dew point of 37°F. A moderate headwind of 13 mph may impact pacing. Runners should maintain a steady effort, staying mindful of hydration while enjoying the favorable conditions.
Race day forecast available in 226 days
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This event offers a flat, fast, USATF-certified course stretching across Michigan’s Thumb. The Marathon is a Boston Qualifier, and both the Marathon and Half will include pace teams from Beast Pacing to help you stay on track. Starting in Caseville and finishing in downtown Port Austin, this point-to-point race combines speed, scenery, and small-town charm—making it the perfect fall race-cation. Source
FAQ
When is the 2026 Thumb Coast Marathon?
The 2026 Thumb Coast Marathon will be held on Sunday November 8, 2026.
Is the Thumb Coast Marathon a Boston Marathon Qualifier?
Yes, the Thumb Coast Marathon is an official Boston Marathon qualifier.
What is the time limit for the Thumb Coast Marathon?
The time limit for the Thumb Coast Marathon is 6 hours.