ZIP code 62023 is officially located in the state of Illinois, primarily serving the city of Eagarville. It falls under the administrative jurisdiction of Macoupin County. When planning mail delivery, logistics routing, or demographic research, 62023 operates within the Central Time (CT) timezone and supports the 231 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 62023 ZIP Code Tabulation Area is approximately 9,331. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $131,023.