ZIP code 19938 is officially located in the state of Delaware, primarily serving the city of Clayton. It falls under the administrative jurisdiction of Kent County. When planning mail delivery, logistics routing, or demographic research, 19938 operates within the Eastern Time (ET) timezone and supports the 688 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 19938 ZIP Code Tabulation Area is approximately 27,988. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $86,938.