Original Census Sample Codebooks
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The following links provide PDF versions of all available original census sample codebooks used as input for the IPUMS data series. These codebooks do not apply to the completed IPUMS data, but describe the source samples. They are particularly useful in conjunction with the translation tables in Volumes 4 and 5 to review the IPUMS data transformations.
- 1850 Census Sample Codebook (PDF file, 8.4 Mb)
- 1880 Census Sample Codebook (PDF file, 24.1 Mb)
- 1910 Census Sample Codebook (Preston) (PDF file, 10.2 Mb)
- 1940 Census Sample Codebook (PDF file, 30.6 Mb)
- 1950 Census Sample Codebook (PDF file, 22.1 Mb)
- 1960 Census Sample Codebook (PDF file, 9.5 Mb)
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1970 Census Sample Codebook (PDF file, 15.7 Mb)
- 1970 Codebook Supplements 1-3 (text file, 0.2 Mb)
- 1970 Puerto Rico Census Sample Codebook
- 1980 Census Sample Codebook (PDF file, 29.7 Mb)
- 1980 Puerto Rico Census Sample Codebook
- 1990 Census Sample Codebook (PDF file, 26.6 Mb)
- 1990 Puerto Rico Census Sample Codebook
- 2000 U.S. and Puerto Rico Census Sample Codebook (PDF file, 4.4 Mb)
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2000-2002 American Community Survey Codebook (PDF file, 0.3 Mb)
- 2000 ACS Accuracy Statement (PDF file)
- 2001 ACS Accuracy Statement (PDF file)
- 2002 ACS Accuracy Statement (PDF file)
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2003 American Community Survey Codebook (PDF file, 0.3 Mb)
- 2003 ACS Accuracy Statement (PDF file)
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2004 American Community Survey Codebook (PDF file, 0.3 Mb)
- 2004 ACS Accuracy Statement (PDF file)
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2005 American/Puerto Rican Community Survey Codebook (PDF file, 0.3 Mb)
- 2005 ACS/PRCS Accuracy Statement (PDF file)
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2006 American/Puerto Rican Community Survey Codebook (PDF file, 0.3 Mb)
- 2006 ACS/PRCS Accuracy Statement (PDF file)
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2007 American/Puerto Rican Community Survey Codebook (PDF file, 0.3 Mb)
- 2007 ACS/PRCS Accuracy Statement (PDF file)
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2005-2007 3-Year American/Puerto Rican Community Survey Codebook (PDF file, 0.2 Mb)
- 2005-2007 3-Year ACS/PRCS Accuracy Statement (PDF file)
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2008 American/Puerto Rican Community Survey Codebook (PDF file, 0.2 Mb)
- 2008 ACS/PRCS Accuracy Statement (PDF file)
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2006-2008 3-Year American/Puerto Rican Community Survey Codebook (PDF file, 0.2 Mb)
- 2006-2008 3-Year ACS/PRCS Accuracy Statement (PDF file)
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2009 American/Puerto Rican Community Survey Codebook (PDF file, 0.2 Mb)
- 2009 ACS/PRCS Accuracy Statement (PDF file)
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2010 American/Puerto Rican Community Survey Codebook (PDF file, 0.2 Mb)
- 2010 ACS/PRCS Accuracy Statement (PDF file)
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2008-2010 3-Year American/Puerto Rican Community Survey Codebook (PDF file, 0.2 Mb)
- 2008-2010 3-Year ACS/PRCS Accuracy Statement (PDF file)
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2006-2010 5-Year American/Puerto Rican Community Survey Codebook (PDF file, 0.2 Mb)
- 2006-2010 3-Year ACS/PRCS Accuracy Statement (PDF file)