List of United States metropolitan areas

The United States Office of Management and Budget (OMB) has defined 382 Metropolitan Statistical Areas (MSAs) for the United States and seven for Puerto Rico. The OMB defines a Metropolitan Statistical Area as one or more adjacent counties or county equivalents that have at least one urban core area of at least 50,000 population, plus adjacent territory that has a high degree of social and economic integration with the core as measured by commuting ties.

The following sortable table lists the 382 Metropolitan Statistical Areas (MSAs) of the United States with the following information:

The following sortable table lists the seven Metropolitan Statistical Areas (MSAs) of Puerto Rico with the following information:

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