Redvale is an unincorporated town, a post office, and a census-designated place located in and governed by Montrose County, Colorado, United States. The CDP is a part of the Montrose, CO Micropolitan Statistical Area. The Redvale post office has the ZIP Code 81431. At the 2020 census, the population of the Redvale CDP was 172, down from 236 in 2010.