June 30, 1999:
Definitions used for presenting metropolitan area statistics in Census 2000
publications.
June 30, 1993:
Definitions based on application of 1990 metropolitan area standards to 1990 census data.
June 30, 1990:
Definitions used for presenting metropolitan area statistics in 1990
decennial census publications.
June 30, 1983:
Definitions based on application of 1980 metropolitan areas standards to 1980 census data.
June 30, 1981:
Definitions used for presenting metropolitan area statistics in 1980
decennial census publications.
April 27, 1973:
Definitions based on application of 1971 metropolitan area standards to 1970 census data.
February 23, 1971:
Definitions used for presenting metropolitan area statistics in 1970
decennial census publications.
October 18, 1963:
Definitions based on application of 1958 metropolitan area standards to 1960 census data.
November, 1960:
Definitions used for presenting metropolitan area statistics in 1960
decennial census publications.
October, 1950:
Definitions used for presenting metropolitan area statistics in 1950
decennial census publications.
