ZIP code 40004 is officially located in the state of Kentucky, primarily serving the city of Bardstown. It falls under the administrative jurisdiction of Nelson County. When planning mail delivery, logistics routing, or demographic research, 40004 operates within the Central Time (CT) timezone and supports the 213 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 40004 ZIP Code Tabulation Area is approximately 44,313. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $108,004.