ZIP code 97877 is officially located in the state of Oregon, primarily serving the city of Sumpter. It falls under the administrative jurisdiction of Baker County. When planning mail delivery, logistics routing, or demographic research, 97877 operates within the Pacific Time (PT) timezone and supports the 302 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 97877 ZIP Code Tabulation Area is approximately 31,802. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $49,877.