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The Commemorative
Quarter for
The Commemorative Quarter for Michigan

Time Zone: Bay County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Bay City is the Seat for Bay County.

Bay County was founded April 20, 1857. Bay was created by taking area from Saginaw and Counties.

From the Census Estimates for 2009, <1> Bay had a population of 107,434 people. This is a decrease of 2.47% since the last Census (which gave a population of 110,157 people in 2000).

At the time of the 2000 Census, Bay represented 1.11% of the total population of Michigan, making it the state's 18th most populous county (out of 83 counties).

The following table shows the recent changes in population. Other than 2000, the population counts have been estimated by the Census Bureau.

Since 2000
Year-to-Year Change
2010107,771-2.17%+0.31% since 2009
2009107,434-2.47%-0.15% since 2008
2008107,597-2.32%+0.21% since 2007
2000110,157The Last Census

More information can be found on the Bay County Census Page for Bay County.


Below are some of the communities located in Bay County (for more communities, please visit our Nearby Page for Bay County):

Community 2009
(2009vs. 2000)
Midland   40,80741,6852.11% decrease  
Bay City   33,78036,8178.25% decrease  
Essexville   3,4793,7667.62% decrease  
Auburn   2,0242,0110.65% increase  
Pinconning   1,3141,3865.19% decrease  

Websites for Bay County

Official Website:   www.co.bay.mi.us/

If you know of a history or genealogy society whose interest includes Bay County, would you please send us the URL for their website? We would like to add their link to our Gazetteer. To contact us, please visit our Feedback Page.

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Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2000 Census and the next count will be for the 2010 Census.

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<2>All Quarter-dollar coin images from the United States Mint.

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