ZIP code 61046 is officially located in the state of Illinois, primarily serving the city of Lanark. It falls under the administrative jurisdiction of Carroll County. When planning mail delivery, logistics routing, or demographic research, 61046 operates within the Central Time (CT) timezone and supports the 327 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 61046 ZIP Code Tabulation Area is approximately 6,627. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $122,046.