ZIP code 61084 is officially located in the state of Illinois, primarily serving the city of Stillman valley. It falls under the administrative jurisdiction of Ogle County. When planning mail delivery, logistics routing, or demographic research, 61084 operates within the Central Time (CT) timezone and supports the 713 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 61084 ZIP Code Tabulation Area is approximately 15,413. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $68,084.