ZIP code 48101 is officially located in the state of Michigan, primarily serving the city of Allen park. It falls under the administrative jurisdiction of Wayne County. When planning mail delivery, logistics routing, or demographic research, 48101 operates within the Eastern Time (ET) timezone and supports the 345 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48101 ZIP Code Tabulation Area is approximately 7,345. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $57,101.