Bay City is a city in Bay County, Michigan, United States, and its county seat. The population was 32,661 at the 2020 census. The city is located just upriver from the Saginaw Bay on the Saginaw River
Midland is a city in the state of Michigan and is the county seat of Midland County. The population was 42,547 at the 2020 census. It is the principal city of the Midland metropolitan statistical area