ZIP code 26521 is officially located in the state of West virginia, primarily serving the city of Blacksville. It falls under the administrative jurisdiction of Monongalia County. When planning mail delivery, logistics routing, or demographic research, 26521 operates within the Eastern Time (ET) timezone and supports the 569 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 26521 ZIP Code Tabulation Area is approximately 27,869. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $97,521.