List of statistical areas in Colorado

The U.S. State of Colorado has 20 statistical areas that have been delineated by the Office of Management and Budget (OMB). Statistical areas are important geographic delineations of population clusters used by the OMB, the United States Census Bureau, planning organizations, and federal, state, and local government entities.

On July 21, 2023, the OMB delineated three combined statistical areas, seven metropolitan statistical areas, and ten micropolitan statistical areas in Colorado. The most populous of these statistical areas is the Denver-Aurora-Greeley, CO CSA, with a population of 3,623,560 at the 2020 census.

Primary statistical areas
Primary statistical areas (PSAs) include all combined statistical areas and any core-based statistical area that is not a constituent of a combined statistical area. Of the 20 statistical areas of Colorado, 13 are PSAs comprising three combined statistical areas, three metropolitan statistical areas, and seven micropolitan statistical areas.