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{"definition": "Classification of counties by metro or nonmetro definition, where 1=metro county; 0=nonmetro county; metro areas include all counties containing one or more urbanized areas: high-density urban areas containing 50,000 people or more; metro areas also include outlying counties that are economically tied to the central counties, as measured by the share of workers commuting on a daily basis to the central counties. Nonmetro counties are outside the boundaries of metro areas and have no cities with 50,000 residents or more", "availableYears": "2010 (Released February 2013)", "name": "Metro, 2013", "units": "Classification", "shortName": "Metro2013", "geographicLevel": "County", "dataSources": "Office of Management and Budget, Statistical Programs and Standards"} |