McClave is an unincorporated town, a census-designated place (CDP), and a post office located in and governed by Bent County, Colorado, United States. The McClave post office has the ZIP code 81057. At the United States Census 2010, the population of the McClave CDP was 328, while the population of the 81057 ZIP Code Tabulation Area was 418 including adjacent areas. McClave's services include a store, gas station, post office, and a full K-12 school with large athletic field. History The McClave post office has been in operation since 1908. The town was named after B. I. McClave, a pioneer settler. Geography The McClave CDP has an area of , all land. Climate The Köppen Climate system classifies the weather as semi-arid, abbreviated as BSk. <div style="width:100%;"> Demographics The United States Census Bureau defined the for the See also Outline of Colorado Index of Colorado-related articles State of Colorado Colorado cities and towns Colorado census designated places Colorado counties Bent County, Colorado References External links McClave, Colorado McClave School District Bent County website Census-designated places in Bent County, Colorado Census-designated places in Colorado