ZIP code 49318 is officially located in the state of Michigan, primarily serving the city of Casnovia. It falls under the administrative jurisdiction of Muskegon County. When planning mail delivery, logistics routing, or demographic research, 49318 operates within the Central Time (CT) timezone and supports the 799 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 49318 ZIP Code Tabulation Area is approximately 16,899. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $46,318.