CensusCD products
These products allow you to create database files and/or maps of different of different variables in the censuses listed.
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CensusCD 1970
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Call Number: Electronic resourceThis product allows you to map and/or download data from the 1970 Census. However, be aware that variables used today, might not have been in use in 1970. -
CensusCD 1990: Long Form
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Call Number: Electronic resourceThe product lets you download 1990 Long Form census data or map that same data using an internal mapping software. The census geography available is down to the block group level.
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CensusCD neighborhood
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Call Number: Electronic resourceContains nation-wide tract-level data from the 1970, 1980, 1990 and 2000 decennial censuses. Combines U.S. Bureau of the Census data into one product with variables and tract boundaries that are consistently defined across census years.
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Longitudinal Tract Data Base (LTDB) byCall Number: Electronic resourceThe Longitudinal Tract Data Base (LTDB) provides public-use tools to create estimates within 2010 tract boundaries for any tract-level data (from the census or other sources) that are available for prior years as early as 1970.
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Project site for LTDB byCall Number: Electronic resourceThe continual change in geography between successive censuses is a major barrier for longitudinal analysis. Census tracts are fundamental enumeration units for the U.S. decennial censuses and their boundaries very often change over time. In every new census many tracts are split, consolidated, or changed in other ways from the previous boundaries to reflect population growth or decline.
