ZIP code 60040 is officially located in the state of Illinois, primarily serving the city of Highwood. It falls under the administrative jurisdiction of Lake County. When planning mail delivery, logistics routing, or demographic research, 60040 operates within the Central Time (CT) timezone and supports the 387 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 60040 ZIP Code Tabulation Area is approximately 5,287. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $120,040.