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

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


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.

Series: Census of Population and Housing, 1970 [United States] Series

Access Notes

  • Data in this collection are available only to users at ICPSR member institutions. Please log in so we can determine if you are with a member institution and have access to these data files.


DS0:  Study-Level Files
DS1:  Housing Data - Download All Files (281.673 MB) large file
DS2:  Population Data - Download All Files (199.089 MB) large file

Study Description


U.S. Dept. of Commerce, Bureau of the Census. CENSUS OF POPULATION AND HOUSING, 1970 [CALIFORNIA]: SUMMARY STATISTIC FILE 4A-- POPULATION AND HOUSING [FOURTH COUNT]. ICPSR version. Washington, DC: U.S. Dept. of Commerce, Bureau of the Census [producer], 197?. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 1997. https://doi.org/10.3886/ICPSR06712.v1

Persistent URL: https://doi.org/10.3886/ICPSR06712.v1

Export Citation:

  • RIS (generic format for RefWorks, EndNote, etc.)
  • EndNote XML (EndNote X4.0.1 or higher)

Scope of Study

Subject Terms:    census tract level, citizenship, demographic characteristics, education, ethnicity, facilities, income, occupational status, population, population characteristics, states (USA), vocational training

Geographic Coverage:    California, United States

Time Period:   

  • 1970

Date of Collection:   

  • 1970

Universe:    All persons and housing units in California.

Data Type(s):    census enumeration data

Data Collection Notes:

(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."


Data Source:

self-enumerated questionnaires


Original ICPSR Release:   1997-04-14

Version History:

  • 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.

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