ZIP code 81131 is officially located in the state of Colorado, primarily serving the city of Crestone. It falls under the administrative jurisdiction of Saguache County. When planning mail delivery, logistics routing, or demographic research, 81131 operates within the Mountain Time (MT) timezone and supports the 713 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 81131 ZIP Code Tabulation Area is approximately 41,313. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $67,131.