ZIP code 17236 is officially located in the state of Pennsylvania, primarily serving the city of Mercersburg. It falls under the administrative jurisdiction of Franklin County. When planning mail delivery, logistics routing, or demographic research, 17236 operates within the Eastern Time (ET) timezone and supports the 451 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 17236 ZIP Code Tabulation Area is approximately 42,451. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $52,236.