Block-Level Data, 1970: San Diego, California

This data collection includes a block subset of the Census of Population and Housing, 1970: Summary Tape File 3A for San Diego County, California. Block complete count (100% long form) tabulations are available in 38 population and housing tables. Complete count data for population includes tabulation of total population by race (white, Negro, and other) and sex, age and sex (21 age categories), and relationship to household head; population under 18 by relationship to household head and type of household. Complete count data for housing includes tabulation by access, basement, crowding, group quarters, kitchen facilities, occupied units, plumbing facilities, rental units, rooms, toilet facilities, value, race, and others. The San Diego block file also includes totals for census tracts. A list of all table cell counts (variables) is available for these data tabulations. The San Diego block data file was extracted and processed by the Social Science Data Collection (SSDC) staff of the University of California, San Diego from Census Bureau data processed by DUALabs, Inc. and archived at the Odum Institute. 1970 Summary Tape File 3A is also known as 1970 Summary File 3A and 1970 Summary Statistic File 3A. The Census Bureau produced printed reports for 1970 Summary Tape File 3A. The UCSD Geisel Library maintains two copies of printed block maps in Block Statistics: San Diego, Calif. Urbanized Area (SSH Docs US Stacks C 3.224/5:970/23). The printed reports are limited to 4 tables containing 24 table cells. These printed reports are the only source of block maps for these data.