The Metropolitan Statistical Areas are shown in red on this map of the Core Based Statistical Areas of the United States.

Main articles: Metropolitan Statistical Area and Core Based Statistical Area

See also: Table of United States Core Based Statistical Areas

The United States Census Bureau has defined 363 Metropolitan Statistical Areas^[1] (MSAs) for the United States of America. The Census Bureau 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.^[2]

Table

The following sortable table lists the 363 Metropolitan Statistical Areas (MSAs) of the United States with the following information:^[3]

1. The MSA rank among the 940 Core Based Statistical Areas^[4] (CBSAs) of the United States by population as of 2007-07-01, as estimated by the United States Census Bureau
2. The MSA name as defined by the United States Census Bureau
3. A sobriquet that uniquely describes the MSA
4. The states or federal district in which the MSA is located
5. The MSA population as of 2007-07-01, as estimated by the United States Census Bureau
6. The MSA population as of 2000-04-01, as counted by the United States Census 2000
7. The percent MSA population change from 2000-04-01, to 2007-07-01, as estimated by the United States Census Bureau. Red indicates MSAs that have decreased in size. Orange indicates MSAs that grew more slowly than the 7.00% growth of the nation as a whole during the same period.
8. The Combined Statistical Area^[5] (CSA) if the MSA is a component. The Census Bureau defines a Combined Statistical Area if a two or more adjacent Core Based Statistical Areas have substantial commuting ties. Please see the Table of United States primary census statistical areas for a comparison of the single-core and multi-core metropolitan areas of the United States.