Note: The 1969-2022 U.S. Populations are now available. The 1969-2020 data files will continue to be available through May 15, 2024.

File Format

  • Fixed length ASCII text records (26 bytes)
  • One population per record/line
  • Windows (CR/LF) line delimiters
  • All numeric data is zero filled to the left
Variable Name and Values Start Column Length Data Type
Year
(1969, 1970, 1971...)		 1 4 numeric
State postal abbreviation
"KR" is used for the dummy state created to represent hurricane Katrina/Rita evacuees		 5 2 character
State FIPS code
Field is 9-filled for dummy state created to represent hurricane Katrina/Rita evacuees
7
2
 numeric
County FIPS code
Field is 9-filled for dummy state created to represent hurricane Katrina/Rita evacuees		 9 3 numeric
Registry (Geographic Definition Only)
01 = San Francisco-Oakland SMSA
02 = Connecticut
20 = Detroit (Metropolitan)
21 = Hawaii
22 = Iowa
23 = New Mexico
25 = Seattle (Puget Sound)
26 = Utah
27 = Atlanta (Metropolitan)
29 = Alaska
31 = San Jose-Monterey
33 = Arizona
35 = Los Angeles
37 = Rural Georgia
41 = California excluding SF/SJM/LA
42 = Kentucky
43 = Louisiana
44 = New Jersey
47 = Georgia excluding Atlanta/Rural Georgia
61 = Idaho
62 = New York
63 = Massachusetts
99 = Registry for non-SEER area
 12 2 numeric
Race
1969+ data:
1 = White
2 = Black
3 = Other
1990+ data:
1 = White
2 = Black
3 = American Indian/Alaska Native
4 = Asian or Pacific Islander
 14 1 numeric
Origin
Applicable to 1990+ data:
0 = Non-Hispanic
1 = Hispanic
9 = Not applicable in 1969+ W,B,O files
 15 1 numeric
Sex
1 = Male
2 = Female
 16 1 numeric
Age
19 Age group data:
00 = 0 years
01 = 1-4 years
02 = 5-9 years
03 = 10-14 years
04 = 15-19 years
…
17 = 80-84 years
18 = 85+ years
Single age data:
00 = 0 years
01 = 1 years
02 = 2 years
…
84 = 84 years
85 = 85+ years
 17 2 numeric
Population 19 8 numeric