Small-Area Census Data Resources

1970, 1980 and 1990

summary tape files:

1970-1994 California only (RESTRICTED):

• Recent population data and projections from Association of Bay Area Goverments (ABAG): (a) 1980-1990 Census Tract Equivalency File; (b) 1990 Census and Historical Population Data; (c) Projections 92. (Merrill, 9/23/92). (Req. 424279, P.O. 89961A6, $275, 10/1/92). Received in two parts, on 11/12/92 and 11/30/92. Projections '94 available as of 11/93, with data for 1980 and 1990, and projections to 1995, 2000, 2005, 2010 (11/23/93).

1970:

• block group: SEEDIS level BGED70: CENS5TH.
• tract: SEEDIS level TRACT: CENS5TH. 2nd and 4th count on tape at LBL.
• MCD: SEEDIS level MCD70: CENS5TH. 2nd and 4th count on tape at LBL.

1980:

• block: Possibly at UC DATA for California only.
• block group: SEEDIS level EDBG80PT2: STF1 and STF3.
• tract: SEEDIS level TRACT80PT: STF1 and STF3. SEEDIS level PLTRACT80 (urban only): STF2A, STF2B7R, (A and B refer to Records) STF4PA, STF4PB7R, STF4HA, STF4HB7R
• MCD: SEEDIS level MCDPL80: STF1 and STF3. SEEDIS level MCD80: STF1 and STF3; STF4PA for 12 states including California; STF4HA for 13 states including California.

1990:

• block: STF1 file B, on CD-ROM.
• block group: STF1 file A, on CD-ROM. STF3 file A, on CD-ROM.
• tract: STF1 file A, on CD-ROM. STF3 file A, on CD-ROM.
• MCD: STF1 file A, on CD-ROM. STF3 file A, on CD-ROM.