Metropolitan statistical area

As a result, sometimes the precise definition of a given metropolitan area will vary between sources.

[4] Some metropolitan areas include more than one large historic core city; examples include the Dallas–Fort Worth metroplex, Virginia Beach–Norfolk–Newport News (Hampton Roads), Riverside–San Bernardino (Inland Empire), and Minneapolis–Saint Paul (Twin Cities).

[8] Previous terms that are no longer used to describe these regions include "standard metropolitan statistical area" (SMSA) and "primary metropolitan statistical area" (PMSA).

[9] On January 19, 2021, OMB submitted a regulation for public comment that would increase the minimum population needed for an urban area population to be a metropolitan statistical area to be increased from 50,000 to 100,000.

[11] On July 21, 2023, the Office of Management and Budget released revised delineations of the various CBSAs in the United States.

An enlargeable map of the 939 core-based statistical areas (CBSAs) of the United States and Puerto Rico as of 2020; the 384 MSAs are shown in medium green . In 2023, OMB revised the delineations of these CBSAs. [ 6 ]