ZIP code 50111 is officially located in the state of Iowa, primarily serving the city of Grimes. It falls under the administrative jurisdiction of Polk County. When planning mail delivery, logistics routing, or demographic research, 50111 operates within the Central Time (CT) timezone and supports the 860 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 50111 ZIP Code Tabulation Area is approximately 33,060. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $127,111.