ZIP code 46561 is officially located in the state of Indiana, primarily serving the city of Osceola. It falls under the administrative jurisdiction of St. Joseph County. When planning mail delivery, logistics routing, or demographic research, 46561 operates within the Central Time (CT) timezone and supports the 350 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 46561 ZIP Code Tabulation Area is approximately 29,750. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $77,561.