Bay County on the map of Michigan 2025. Cities, roads, borders and directions in Bay County of Michigan.
USA / Michigan / Bay CountyBay County is situated on the coast of Saginaw Bay in the eastern part of Michigan. The area of Bay County is about 631 square miles. The county was established in 1857 from parts of Arenac, Midland, and Saginaw Counties, and it is populated today by 103 thousand residents. Bay City is the county seat of Bay County. The county is named after Saginaw Bay. This map shows the borders of Bay County as well as neighboring counties, including major highways and natural objecsts as of 2025. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Bay County.
The borders of Bay County over the map of Michigan
Explore some more counties of Michigan:
- Wexford County
- Washtenaw County
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- Shiawassee County
- Schoolcraft County
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- St. Clair County
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Full list of Michigan maps
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