ZIP code 62018 is officially located in the state of Illinois, primarily serving the city of Cottage hills. It falls under the administrative jurisdiction of Madison County. When planning mail delivery, logistics routing, or demographic research, 62018 operates within the Central Time (CT) timezone and supports the 614 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 62018 ZIP Code Tabulation Area is approximately 36,314. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $46,018.