ZIP code 48629 is officially located in the state of Michigan, primarily serving the city of Houghton lake. It falls under the administrative jurisdiction of Roscommon County. When planning mail delivery, logistics routing, or demographic research, 48629 operates within the Eastern Time (ET) timezone and supports the 780 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 48629 ZIP Code Tabulation Area is approximately 24,580. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $133,629.