Editing Metropolitan statistical area (section)

==History==

The Census Bureau created the metropolitan district for the [[1910 United States census|1910 census]] as a standardized classification for large urban centers and their surrounding areas. The original threshold for a metropolitan district was 200,000, but was lowered to 100,000 in 1930 and 50,000 in 1940.<ref name="CES-Definition">{{cite report |last=Gardner |first=Todd |date=February 2021 |title=Changes in Metropolitan Area Definition, 1910–2010 |pages=5–6, 12 |url=https://www2.census.gov/ces/wp/2021/CES-WP-21-04.pdf |publisher=United States Census Bureau |department=[[Center for Economic Studies (U.S. Census Bureau)|Center for Economic Studies]] |accessdate=January 26, 2024}}</ref> The metropolitan districts were replaced by standard metropolitan areas (SMAs) in the [[1950 United States census|1950 census]], which were defined by the Bureau of the Budget (now the Office of Management and Budget) and later renamed to standard metropolitan statistical areas (SMAs) in 1959.<ref name="CES-Definition"/><ref name="History">{{cite web |title=History: Metropolitan Areas |url=https://www.census.gov/history/www/programs/geography/metropolitan_areas.html |publisher=United States Census Bureau |accessdate=January 26, 2024}}</ref> The modern metropolitan statistical area was created in 1983 amid a large increase in the number of eligible markets, which grew from 172 in 1950 to 288 in 1980;<ref name="CES-Definition"/><ref>{{cite news |date=December 28, 1980 |title=Census Makes a 'Metropolis' |page=E2 |work=[[Seattle Post-Intelligencer]]}}</ref> the core based statistical area (CBSA) was introduced in 2000 and defined in 2003 with a minimum population of 10,000 required for micropolitan areas and 50,000 for urban areas.<ref name="CES-Definition"/><ref name="History"/>