ZIP code 57361 is officially located in the state of South dakota, primarily serving the city of Marty. It falls under the administrative jurisdiction of Charles Mix County. When planning mail delivery, logistics routing, or demographic research, 57361 operates within the Central Time (CT) timezone and supports the 286 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 57361 ZIP Code Tabulation Area is approximately 16,386. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $77,361.