The nationally used statistical definition of metropolitan areas by the U.S. Census Bureau is the metropolitan statistical area (MSA) and uses counties as building blocks. The MSA associated with Bridgeport is the Bridgeport-Stamford-Norwalk MSA and consists of the entirety of Fairfield County with 23 towns. The area is often considered to be part of the extended labor market region of the New York metropolitan area.
Greater Bridgeport Region
The smallest official definition of Greater Bridgeport is the area under the authority of the Greater Bridgeport Regional Planning Agency, which oversees transportation, land use and economic development planning for its member towns. The region consists of the six towns indicated in the introduction.