ZIP code 82831 is officially located in the state of Wyoming, primarily serving the city of Arvada. It falls under the administrative jurisdiction of Sheridan County. When planning mail delivery, logistics routing, or demographic research, 82831 operates within the Mountain Time (MT) timezone and supports the 373 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 82831 ZIP Code Tabulation Area is approximately 24,873. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $67,831.