ZIP code 07830 is officially located in the state of New jersey, primarily serving the city of Califon. It falls under the administrative jurisdiction of Hunterdon County. When planning mail delivery, logistics routing, or demographic research, 07830 operates within the Eastern Time (ET) timezone and supports the 567 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 07830 ZIP Code Tabulation Area is approximately 15,967. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $50,830.