IPUMS-USA: vars by group: h-tech

Harmonized variables
Source variables

Harmonized variables are consistently coded across census years. Source variables are the unrecoded variables unique to each sample, in string format. Source variables are only available for U.S. samples from 1940 to the present.

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An "X" indicates the variable is available in that dataset.

Add to cart	Variable	Variable Label	Type	Codes	usa 2017	usa 2016	usa 2015	usa 2014	usa 2013	usa 2012	usa 2011	usa 2010	usa 2009	usa 2008	usa 2007	usa 2006	usa 2005	usa 2004	usa 2003	usa 2002	usa 2001	usa 2000	usa 1990	usa 1980	usa 1970	usa 1970	usa 1960	usa 1950	usa 1940	Variable	usa 1930	usa 1920	usa 1910	usa 1900	usa 1880	usa 1870	usa 1860	usa 1850
Technical Variables -- HOUSEHOLD [top]
Add to cart	Variable	Variable Label	Type	Codes	2017 acs	2016 acs	2015 acs	2014 acs	2013 acs	2012 acs	2011 acs	2010 acs	2009 acs	2008 acs	2007 acs	2006 acs	2005 acs	2004 acs	2003 acs	2002 acs	2001 acs	2000 5pct	1990 5pct	1980 5pct	1970 met2	1970 met1	1960 5pct	1950 1pct	1940 1pct	Variable	1930 5pct	1920 1pct	1910 1pct	1900 5pct	1880 10pct	1870 1pct	1860 1pct	1850 1%+
This variable is not selectable.	RECTYPE	Record type	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	RECTYPE	X	X	X	X	X	X	X	X
	YEAR	Census year [preselected]	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	YEAR	X	X	X	X	X	X	X	X
	DATANUM	Data set number [preselected]	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	DATANUM	X	X	X	X	X	X	X	X
	SERIAL	Household serial number [preselected]	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	SERIAL	X	X	X	X	X	X	X	X
	CBSERIAL	Original Census Bureau household serial number [preselected]	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	.	.	.	.	.	.	.	.	.	.	.	.	CBSERIAL	.	.	.	.	.	.	.	.
	NUMPREC	Number of person records following	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	NUMPREC	X	X	X	X	X	X	X	X
	SUBSAMP	Subsample number	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	SUBSAMP	X	X	X	X	X	X	X	X
	HHWT	Household weight [preselected]	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	HHWT	X	X	X	X	X	X	X	X
	NUMPERHH	Number of persons in household	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	NUMPERHH	X	X	X	X	X	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	X
	HHTYPE	Household Type	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	HHTYPE	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	X	X	.	.	.	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".
	DWELLING	Dwelling serial number	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	DWELLING	X	X	X	X	X	X	X	X
	DWSEQ	Household sequence within dwelling	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	DWSEQ	X	X	X	X	X	X	X	X
	DWSIZE	Dwelling size	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	DWSIZE	X	X	X	X	X	X	X	X
	NUMHH	Number of households in dwelling	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	NUMHH	X	X	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	X	X	X	X
	NUMHHTAK	Number of households sampled from dwelling	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	NUMHHTAK	X	X	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	X	X	X	X
	SLPERNUM	Sample-line person number	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	X	X	SLPERNUM	.	.	.	.	.	.	.	.
	SELFWTHH	Self-weighting sample identifier	H	codes	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	.	X	X	SELFWTHH	.	.	.	.	.	.	.	.
	REPWT	Household replicate weights [80 variables] [multiple variables]	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	.	.	.	.	.	.	.	.	.	.	.	.	REPWT	.	.	.	.	.	.	.	.
	CLUSTER	Household cluster for variance estimation	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	CLUSTER	X	X	X	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	X	X	X
	ADJUST	Adjustment factor, ACS/PRCS	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	.	.	.	.	.	.	.	ADJUST	.	.	.	.	.	.	.	.
Add to cart	Variable	Variable Label	Type	Codes	usa 2017	usa 2016	usa 2015	usa 2014	usa 2013	usa 2012	usa 2011	usa 2010	usa 2009	usa 2008	usa 2007	usa 2006	usa 2005	usa 2004	usa 2003	usa 2002	usa 2001	usa 2000	usa 1990	usa 1980	usa 1970	usa 1970	usa 1960	usa 1950	usa 1940	Variable	usa 1930	usa 1920	usa 1910	usa 1900	usa 1880	usa 1870	usa 1860	usa 1850
Add to cart	Variable	Variable Label	Type	Codes	2017 acs	2016 acs	2015 acs	2014 acs	2013 acs	2012 acs	2011 acs	2010 acs	2009 acs	2008 acs	2007 acs	2006 acs	2005 acs	2004 acs	2003 acs	2002 acs	2001 acs	2000 5pct	1990 5pct	1980 5pct	1970 met2	1970 met1	1960 5pct	1950 1pct	1940 1pct	Variable	1930 5pct	1920 1pct	1910 1pct	1900 5pct	1880 10pct	1870 1pct	1860 1pct	1850 1%+
	CPI99	CPI-U adjustment factor to 1999 dollars	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	CPI99	.	.	.	.	.	.	.	.
	STRATA	Household strata for variance estimation	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	X	X	STRATA	X	X	X	X	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	X	X	X
	RESPMODE	Response mode	H	codes	X	X	X	X	X	X	X	X	X	X	X	X	X	.	.	.	.	.	.	.	.	.	.	.	.	RESPMODE	.	.	.	.	.	.	.	.
This variable is not available in any of the samples currently selected. Click the variable name to see its sample availability.	MULTYEAR	Actual year of survey, multi-year ACS/PRCS [preselected]	H	codes	.	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	Variable is not available in the selected sample, but is available in another sample in this year. Click on the variable name and view "availability".	.	.	.	.	.	.	.	.	.	.	.	.	.	.	MULTYEAR	.	.	.	.	.	.	.	.

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