ZIP code 98528 is officially located in the state of Washington, primarily serving the city of Bear creek. It falls under the administrative jurisdiction of Mason County. When planning mail delivery, logistics routing, or demographic research, 98528 operates within the Pacific Time (PT) timezone and supports the 848 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 98528 ZIP Code Tabulation Area is approximately 40,748. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $116,528.