IPUMS-USA data release schedule
Forthcoming data releases
Please contact us for information on any forthcoming dataset.
Late 2010
1900
6% sample (up from 5% sample)
1930 2.5% sample (up from 1% sample)
1930 5% Puerto Rico sample
Linked Representative Samples, 1850-1930 (final version)
2010-2013
1850 100% data: free population, slave population, and mortality schedules
1890 Synthetic sample
1930 5% sample (up from 2.5%
sample)
1940 1% sample with full geographic information
1960 5% sample with new geographic identifiers
New American Community Survey samples every October
More then 300 new Current Population Survey samples, 1978-present
Data releases since 2005
See the revisions page for additional information on all completed data releases.
January 2010
2006-2008 American Community Survey sample, 3-year file
2006-2008 Puerto Rico Community Survey sample, 3-year file
1880 100% population database (final version)
October 2009
1880
10% sample with 20% minority oversamples (up from 5% sample)
1900 5% sample (up from 2.5% sample)
Linked Representative Samples, 1850-1930 (penultimate version)
2008 American Community Survey sample
2008 Puerto Rico Community Survey sample
2009 March Current Population Survey sample
October 2008
1900 2.5% census sample (up from 1.4% sample)
1880 100% census population database (penultimate version)
Reresentative Linked Samples, 1850-1930
2007 American Community Survey sample
2007 Puerto Rico Community Survey sample
2008 March Current Population Survey sample
March 2008
1880 U.S. Census: Preliminary 5% sample
1910 Puerto Rico census: 12% sample
1920 Puerto Rico census: 12% sample
1970 Puerto Rico census: 1% State, 1% Municipio, and 1% Neighborhood samples
1980 Puerto Rico census: 5% State sample and 1% Metro sample
1990 Puerto Rico census: 5% State sample and 1% Metro sample
2000 Puerto Rico census: 5% sample and 1% sample
2005 Puerto Rico Community Survey: 1% sample
2006 Puerto Rico Community Survey: 1% sample
Revised 1850-1930 samples, including numerous improvements
October 2007
2006 American Community Survey sample
Additional oversample variables for the 1900-1910 samples
1930 1% sample (up from 0.5% sample)
March 2007
Released OCC1990 and IND1990 for 1950-2005 samples
Added METAREA and MET2003 designations for 2003 ACS sample
Created HISPAN and HISPRULE for 1940-1970 samples
Added RACESING values for 1950-1990 and 2005 samples
December 2006
Revised 2005 ACS release with extended geographic variables
Four new samples from 1900 and 1910
New versions of all 1940-1990 samples, with minor revisions
October 2006
1930 0.5% sample (up from previous 0.2%)
2005 American Community Survey
December 2005
1900 1% sample
1930 0.2% sample
1980 1% Labor Market Areas sample
1980 1% Detailed Metro/Non-metro sample
1990 0.5% Labor Market Areas sample
2000 1% Unweighted sample
2001-2004 American Community Survey samples
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