ZIP code 50428 is officially located in the state of Iowa, primarily serving the city of Clear lake. It falls under the administrative jurisdiction of Cerro Gordo County. When planning mail delivery, logistics routing, or demographic research, 50428 operates within the Central Time (CT) timezone and supports the 489 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 50428 ZIP Code Tabulation Area is approximately 24,989. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $116,428.