Editing Colorado (section)

===Statistical areas===
{{Colorado statistical areas map|float=right}}
{{main|List of statistical areas in Colorado}}

Most recently on July 21, 2023, the [[Office of Management and Budget]] defined 21 statistical areas for Colorado comprising four [[combined statistical area]]s, seven [[metropolitan statistical area]]s, and ten [[micropolitan statistical area]]s.<ref name=OMB-20-01>{{cite web|url=https://www.bls.gov/bls/omb-bulletin-23-01-revised-delineations-of-metropolitan-statistical-areas.pdf|title=0MB Bulletin No. 23-01|subject=Revised Delineations of Metropolitan Statistical Areas, Micropolitan Statistical Areas, and Combined Statistical Areas, and Guidance on Uses of the Delineations of These Areas|publisher=[[Office of Management and Budget]]|date=July 21, 2023|access-date=February 6, 2025}}</ref>

The most populous of the seven [[metropolitan statistical area]]s in Colorado is the 10-county [[Denver–Aurora–Centennial, CO Metropolitan Statistical Area]] with a population of 2,963,821 at the [[2020 United States census]], an increase of +15.29% since the [[2010 United States Census|2010 census]].<ref name=Census/>

The more extensive 12-county [[Denver–Aurora–Greeley, CO Combined Statistical Area]] had a population of 3,623,560 at the 2020 census, an increase of +17.23% since the 2010 census.<ref name=Census/>

The most populous extended metropolitan region in Rocky Mountain Region is the 18-county [[Front Range Urban Corridor]] along the northeast face of the [[Southern Rocky Mountains]]. This region with Denver at its center had a population of 5,055,344 at the 2020 census, an increase of +16.65% since the 2010 census.<ref name=Census/>