Geolytics Neighborhood Change Database (NCDB) 1970-2000 provides access to selected variables from the 1970 to 2000 Censuses at the nation, state, county, or census tract levels.
Where available, normalized time-series data can be accessed in Census 2000 tract boundaries. Download data as a CSV, DBF, MapInfo file, or shapefile. Maximum of 5 simultaneous users. <b>Note: The NCDB:1970-2000 works with *Internet Explorer* only. For access to 1970-2010 data in 2010 boundaries, click <a href=" https://libproxy.usc.edu/login?url=http://demographics.geolytics.com/nc…;. </b>