ZIP code 21622 is officially located in the state of Maryland, primarily serving the city of Church creek. It falls under the administrative jurisdiction of Dorchester County. When planning mail delivery, logistics routing, or demographic research, 21622 operates within the Eastern Time (ET) timezone and supports the 543 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 21622 ZIP Code Tabulation Area is approximately 20,843. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $114,622.