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PSC Data Catalog: Study Bibliographic Details:
|Access to Files:||Data and Documentation|
|Title:||Census of Population and Housing, 1990 [United States]: Tiger/Census Tract Comparability File|
|Primary Investigator(s):||United States Department of Commerce. Bureau of the Census|
|Abstract:||This collection identifies changes in United States census tracts between 1980 and 1990. The data were derived from the Census Bureaus's TIGER database. Counties with 1980 and 1990 census tracts are not included if there were no changes in the census tract boundaries and/or census tract numbers between 1980 and 1990. Also excluded are counties with census tracts defined for the first time in 1990.|
|Universe:||All census tracts in the United States and Puerto Rico that changed between the 1980 and 1990 censuses.|