ZIP code 53186 is officially located in the state of Wisconsin, primarily serving the city of Waukesha. It falls under the administrative jurisdiction of Waukesha County. When planning mail delivery, logistics routing, or demographic research, 53186 operates within the Central Time (CT) timezone and supports the 647 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 53186 ZIP Code Tabulation Area is approximately 31,447. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $102,186.