- STF1 (Summary Tape File 1):
- STF1 (1990) includes 100% population and housing counts and
characteristics similar in subject to the 1980 STF1 but with expanded
detail. In 1990, there are about 1,000 cells/items for each geographic
area.
More detailed information about the STF1 files is presented
here. This information generally refers to the collection years of
1980 and 1990.
- STF2 (Summary Tape File 2):
- STF2 (1990) contains 100% population and housing characteristics
similar to the 1980 STF2 but with expanded detail. STF2 shows more
subject detail than STF1. STF2 files also includes iterations for the
total population and iterations for race and Hispanic origin which is
available separately from the total population record. In 1990, there are
2,000+ cells/items for each geographic area.
More detailed information about the STF2 files is presented
here. This information generally refers to the collection years of
1980 and 1990.
- STF3 (Summary Tape File 3):
- STF3 (1990) includes sample population and housing characteristics
similar in subject area to the 1980 STF3 but with expanded detail. In
1990, there are 3,300+ cells/items for each geographic area.
More detailed information about the STF3 files is presented
here. This information generally refers to the collection years of
1980 and 1990.
- STF4 (Summary Tape File 4):
- STF4 (1990) contains sample population and housing characteristics.
It shows more detail than the STF3 files. Over 8,800+ cells/items for
each geographic area. Each STF4 file includes a set of tabulations for
the total population and separate presentations of tabulations by race,
Hispanic origin, and possibly by selected ancestry.
More detailed information about the STF4 files is presented
here. This information generally refers to the collection years of
1980 and 1990.