Ironman 70.3 Michigan
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IRONMAN 70.3 Michigan - Frankfort, MI
IRONMAN 70.3 Michigan takes place on the shores of Lake Michigan in Frankfort, Michigan. The swim is held in Betsie Bay, with the swim start and finish both located next to the transition area. The bike course runs on historic highway M22 and surrounding roads in Benzie County. The run covers 13.1 mile and is organised as two out and back loops on paved trails and roads.
The event is listed as a qualifier for the IRONMAN 70.3 World Championship. It has received Athletes’ Choice Awards, including recognition for Best Bike in North America and placement among top bike courses globally. General registration for the 2026 edition is noted as sold out.
Typical conditions shown for the event include a high air temperature around 78 °F / 25 °C, a low air temperature around 58 °F / 14 °C, and an average water temperature near 65 °F / 18 °C. Event information and course details reference the town of Frankfort, Betsie Bay, historic highway M22 and Benzie County, and note the use of paved trails and roads for the run course.
This description summarises the course layout, location, qualifying status and selected event data as provided for the IRONMAN 70.3 Michigan event. Visit the organization's website for the most recent information.
