ZIP code 61459 is officially located in the state of Illinois, primarily serving the city of Marietta. It falls under the administrative jurisdiction of Fulton County. When planning mail delivery, logistics routing, or demographic research, 61459 operates within the Central Time (CT) timezone and supports the 543 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 61459 ZIP Code Tabulation Area is approximately 30,643. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $43,459.