ZIP code 48009 is officially located in the state of Michigan, primarily serving the city of Birmingham. It falls under the administrative jurisdiction of Oakland County. When planning mail delivery, logistics routing, or demographic research, 48009 operates within the Eastern Time (ET) timezone and supports the 317 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48009 ZIP Code Tabulation Area is approximately 10,817. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $93,009.