ZIP code 95221 is officially located in the state of California, primarily serving the city of Altaville. It falls under the administrative jurisdiction of Calaveras County. When planning mail delivery, logistics routing, or demographic research, 95221 operates within the Central Time (CT) timezone and supports the 815 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 95221 ZIP Code Tabulation Area is approximately 10,615. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $97,221.