ZIP code 98557 is officially located in the state of Washington, primarily serving the city of Mc cleary. It falls under the administrative jurisdiction of Grays Harbor County. When planning mail delivery, logistics routing, or demographic research, 98557 operates within the Pacific Time (PT) timezone and supports the 369 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 98557 ZIP Code Tabulation Area is approximately 43,069. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $109,557.