Bay County ZIP Codes

List of ZIP Codes in Bay County

The following table lists ZIP Codes associated with Bay County, Michigan, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 48611 43.63187 -84.0936 Auburn 6,013 60.8
2 48613 43.94355 -84.15791 Bentley 986 7.5
3 48631 43.6849 -84.00155 Kawkawlin 4,058 47.6
4 48634 43.75405 -84.05414 Linwood 4,395 34.7
5 48650 43.85181 -84.01746 Pinconning 6,662 27.0
6 48706 43.59937 -83.95623 Bay City 38,756 225.7
7 48708 43.55653 -83.84853 Bay City 25,751 342.3
8 48710 43.55649 -83.98781 University Center 0 0.0
9 48732 43.60666 -83.78274 Essexville 11,308 177.4
10 48747 43.52119 -83.76085 Munger 1,488 18.1


About Bay County ZIP Codes

Bay County in Michigan (MI) is served by approximately 10 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 99,417 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Bay County are located in cities such as Bay City, Essexville, Pinconning, Auburn, Linwood. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Bay County, Michigan follow the America/Detroit time zone.