ZIP code 52074 is officially located in the state of Iowa, primarily serving the city of Spragueville. It falls under the administrative jurisdiction of Jackson County. When planning mail delivery, logistics routing, or demographic research, 52074 operates within the Central Time (CT) timezone and supports the 379 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 52074 ZIP Code Tabulation Area is approximately 39,579. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $98,074.