Normalized to 2000 Boundaries

CensusCD 1990 Long Form in 2000 Boundaries
This product lets users access ALL of the 1990 Census data at ALL of the 2000 geographic levels for the 2000 Long Form (SF3) – no block level data. The CensusCD 1990 Long Form in 2000 Boundaries is best suited for the researcher who is working with data sets in the 2000 boundaries and want to look at older data to determine trending patterns. It is ideal if you want block group, zip or town level data. If you want tract level data you may want to consider the NCDB. If you want the data normalized to 2010 boundaries than you should use the Census 1990 in 2010 Boundaries instead.

CensusCD 1980 in 2000 Boundaries
CensusCD 1980 is the first and only source of 1980 Census data that is expressed at all of the 2000 Long Form geographies. The CensusCD 1980 Long Form in 2000 Boundaries contains both the 1980 Long Form (STF-3) and Short Form (STF-1) datasets. It includes detailed demographic data about topics such as population, household structure, income, poverty, education level, employment, housing costs, immigration, and other variables.