ZIP code 42442 is officially located in the state of Kentucky, primarily serving the city of Nortonville. It falls under the administrative jurisdiction of Hopkins County. When planning mail delivery, logistics routing, or demographic research, 42442 operates within the Central Time (CT) timezone and supports the 721 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 42442 ZIP Code Tabulation Area is approximately 42,021. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $54,442.