ZIP code 54210 is officially located in the state of Wisconsin, primarily serving the city of Ellison bay. It falls under the administrative jurisdiction of Door County. When planning mail delivery, logistics routing, or demographic research, 54210 operates within the Central Time (CT) timezone and supports the 645 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 54210 ZIP Code Tabulation Area is approximately 41,945. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $110,210.