ZIP code 08559 is officially located in the state of New jersey, primarily serving the city of Stockton. It falls under the administrative jurisdiction of Hunterdon County. When planning mail delivery, logistics routing, or demographic research, 08559 operates within the Eastern Time (ET) timezone and supports the 817 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 08559 ZIP Code Tabulation Area is approximately 40,017. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $43,559.