Census of Population and Housing, 1970 [California]: Summary Statistic File 4A: Population and Housing [Fourth Count] (ICPSR 6712)

Published: Jan 18, 2006

Principal Investigator(s):
United States Department of Commerce. Bureau of the Census



Version V1

This collection comprises census tract-level data for California from the 1970 Census. The data contain 20-, 15-, and 5-percent sample population and housing characteristics including education, occupation, income, citizenship, vocational training, and household equipment and facilities.

United States Department of Commerce. Bureau of the Census. Census of Population and Housing, 1970 [California]:  Summary Statistic File 4A:  Population and Housing [Fourth Count]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2006-01-18. https://doi.org/10.3886/ICPSR06712.v1

Export Citation:

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(1) The number of cases (tracts) varies by state. For the whole United States, there are about 35,000 tracts. (2) The codebook is provided as a Portable Document Format (PDF) File. The PDF format was developed by Adobe Systems Incorporated and can be accessed with the Adobe Acrobat Reader. Information on how to obtain a copy of the Acrobat Reader is provided through the ICPSR Website on the Internet. (3) The codebook comprises Parts 1 and 2 of the 1970 Census Users' Guide, published by the Bureau of the Census. (4) In the 1970 Census Users' Guide, these data are called "Fourth Count Population Summary Tape, File A" and "Fourth Count Housing Summary Tape, File A."

All persons and housing units in California.

self-enumerated questionnaires

census enumeration data



2006-01-18 File CB6712.ALL.PDF was removed from any previous datasets and flagged as a study-level file, so that it will accompany all downloads.


  • Data in this collection are available only to users at ICPSR member institutions.

  • The citation of this study may have changed due to the new version control system that has been implemented.
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