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.[1] As of 2023, the most populous of these statistical areas is the Denver-Aurora-Greeley, CO CSA, comprising the area around Colorado's capital and largest city of Denver.
The following table provides the in-state population ranking of each CBSA along with its rate of population change over time.
| scope=col rowspan=2 | 2023 rank | scope=col rowspan=2 | Core-based statistical area | Population | |||||
|---|---|---|---|---|---|---|---|---|---|
| scope=col | 2023 estimate | scope=col | Change | scope=col | 2020 Census[3] | scope=col | Change | scope=col | 2010 Census[4] |
| scope=row | Denver-Aurora-Centennial, CO MSA | ||||||||
| scope=row | Colorado Springs, CO MSA | ||||||||
| scope=row | Fort Collins-Loveland, CO MSA | ||||||||
| scope=row | Greeley, CO MSA | ||||||||
| scope=row | Boulder, CO MSA | ||||||||
| scope=row | Pueblo, CO MSA | ||||||||
| scope=row | Grand Junction, CO MSA | ||||||||
| scope=row | Rifle, CO μSA | ||||||||
| scope=row | Durango, CO μSA | ||||||||
| scope=row | Edwards, CO μSA | ||||||||
| scope=row | Cañon City, CO μSA | ||||||||
| scope=row | Montrose, CO μSA | ||||||||
| scope=row | Breckenridge, CO μSA | ||||||||
| scope=row | Steamboat Springs, CO μSA | ||||||||
| scope=row | Fort Morgan, CO μSA | ||||||||
| scope=row | Alamosa, CO μSA | ||||||||
| scope=row | Sterling, CO μSA | ||||||||
The following table provides the in-state population ranking of each CSA along with its rate of population change over time.
| scope=col rowspan=2 | 2023 rank | scope=col rowspan=2 | Combined statistical area | Population | |||||
|---|---|---|---|---|---|---|---|---|---|
| scope=col | 2023 estimate | scope=col | Change | scope=col | 2020 Census[5] | scope=col | Change | scope=col | 2010 Census[6] |
| scope=row | Denver-Aurora-Greeley, CO CSA | ||||||||
| scope=row | Pueblo-Cañon City, CO CSA | ||||||||
| scope=row | Edwards-Rifle, CO CSA | ||||||||