ZIP code 46303 is officially located in the state of Indiana, primarily serving the city of East cedar lake. It falls under the administrative jurisdiction of Lake County. When planning mail delivery, logistics routing, or demographic research, 46303 operates within the Central Time (CT) timezone and supports the 260 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 46303 ZIP Code Tabulation Area is approximately 7,260. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $91,303.