ZIP code 17113 is officially located in the state of Pennsylvania, primarily serving the city of Steelton. It falls under the administrative jurisdiction of Dauphin County. When planning mail delivery, logistics routing, or demographic research, 17113 operates within the Eastern Time (ET) timezone and supports the 535 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 17113 ZIP Code Tabulation Area is approximately 8,935. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $61,113.