Ipums Home
Contact InformationGeneral Information about the IPUMSFrequently Asked QuestionsBibliography, citing the IPUMS, and terms of useRevision history and other updatesIPUMS HomepageNavigation: Home News Research FAQ About FeedbackFull text search and site mapDocumentation on using the IPUMSVariables, codes, and frequenciesDownload data and create custom data setNavigation: Get Data Quick Reference User's Guide Search
IPUMS Variables - Household Record
Jump to variables
Jump to variables starting with the letter...
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Jump to variable groups

Household record
Person record

Technical Variables
Technical Variables

Geographic Variables
Family Interrelationship Variables

Group Quarter Variables
Core Demographic Variables

Economic Characteristic Variables
Ethnicity/Nativity Variables

Vacancy Status Variables
Education Variables

Dwelling Characteristic Variables
Work Variables

Appliances, Mechanical, Other Variables
Income Variables

Historical PUMS Technical Variables
Migration Variables

Constructed Household Variables
Activity Five Years Ago Variables

1970 Neighborhood Variables
Disability Variables



Veteran Status Variables



Place of Work and Travel Time Variables



Other Variables



1910 Linking Variables

IPUMS Data Quality Flags Description

IPUMS Variables Quick Reference
Technical Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
RECTYP Record type Desc Codes X X X X X X X X X X X X X
YEAR Census year Desc Codes X X X X X X X X X X X X X
DATANUM Data set number Desc
X X X X X X X X X X X X X
SERIAL Household serial number Desc
X X X X X X X X X X X X X
NUMPREC Number of person records following Desc Codes X X X X X X X X X X X X X
SUBSAMP Subsample number Desc
X X X X X X X X X X X X X
HHWT Household weight Desc
X X X X X X X X X X X X X
NUMPERHH Number of persons in household Desc
X X X X X X X . . . . . .
DWSIZE Dwelling size Desc
X X X X . . X . . . . . .
NMEMBERS Number of members in sample unit Desc
. . . . X . . . . . . . .
NUMHH Number of households in dwelling Desc
X X X X . . X . . . . . .
NUMHHTAK Number of hhs sampled from dwelling Desc
X X X X . . X . . . . . .
SLPERNUM Sample line person number Desc
. . . . . . . X X . . . .
SELFWTHH Self-weighting sample identifier Desc Codes . . . . . . . X X . . . .
SAMP1960 Report form, 1960 Desc Codes . . . . . . . . . X . . .
Geographic Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
REGION Census region and division Desc Codes X X X X X X X X X X X X X
STATEICP State (ICPSR code) Desc Codes X X X X X X X X X X S,M X X
STATEFIP State (FIPS code) Desc Codes X X X X X X X X X X S,M X X
COUNTY County Desc
X X X X X X X . . . . . .
MCIVDIV Civil division Desc
X X X X . X X . . . . . .
INCPLACE Place Desc
. . . . . . . . . . . . .
INCORP Level of Incorporation Desc
. . . . . . . . . . . . .
CNTYGP97 County group, 1970 Desc
. . . . . . . . . . M . .
CNTYGP98 County group, 1980 Desc
. . . . . . . . . . . S,M .
PUMA Public use microdata area Desc
. . . . . . . . . . . . X
SEA State economic area Desc
X X X X X X X X X . . . .
METAREA Metropolitan area -- General Desc
X X X X X X X X X . M S,M X
METAREA Metropolitan area -- Detailed Desc Codes X X X X X X X X X . M S,M X
METDIST Metropolitan district Desc
X X X X . X X . . . . . .
METRO Metropolitan central city status Desc Codes X X X X X X X X X X S,M S,M X
CITY City -- General Desc
X X X X X X X X X . . X X
CITY City -- Detailed Desc Codes X X X X X X X X X . . X X
WARD Ward Desc
. . . . X X X . . . . . .
CITYPOP City population Desc
X X X X X X X X X . . S,M X
SIZEPL Size of place Desc Codes X X X X X X X X X . . S,M X
URBSIZE Size of urbanized area Desc Codes . . . . . . . . . . N . .
URBAN Urban/rural status Desc Codes X X X X X X X . . X S UR X
URBAREA Urbanized area Desc
X X X X . X X . . . . UR .
URBTYPE Area type, 1980 Desc Codes . . . . . . . . . . . UR .
PUMATYPE Area type, 1990 Desc Codes . . . . . . . . . . . . X
PSA Planning service area Desc
. . . . . . . . . . . . E
Group Quarter Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
GQ Group quarters status Desc Codes X X X X X X X X X X X X X
GQTYPE Group quarters type -- General Desc Codes X X X X X X X X X X X X X
GQTYPE Group quarters type -- Detailed Desc Codes X X X X X X X X X X X X X
GQFUNDS Group quarters funding Desc Codes X X X X . X X . X . . . .
Economic Characteristic Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
FARM Farm Desc Codes X X X X X X X X X X X X X
FARMSCHD Farm schedule Desc Codes . . . . X X X . . . . . .
OWNERSHP Ownership of dwelling -- General Desc Codes . . . . X X X X . X X X X
OWNERSHP Ownership of dwelling -- Detailed Desc Codes . . . . X X X X . X X X X
MORTGAGE Mortgage status Desc Codes . . . . X X X . . . . X X
MORTGAG2 Second mortgage status Desc Codes . . . . . . . . . . . X X
VALUE House or property value Desc Codes . . . . . . . X . X X X X
COMMUSE Commercial use Desc Codes . . . . . . . . . X X X X
LANDRENT Rent includes land used for farming Desc Codes . . . . . . . . . X . . .
FARMPROD Sales of farm products Desc Codes . . . . . . . . . X X X X
ACREPROP Acreage of property Desc Codes . . . . . . . . . X X X X
ACREHOUS House acreage Desc Codes . . . . . . . . . . . X .
ACRENONF Acreage of nonfarm house Desc Codes . . . . . . . . X . . . .
MORTOTAL Total monthly mortgage payment Desc
. . . . . . . . . . . X .
MORTAMT1 First mortgage monthly payment Desc
. . . . . . . . . . . . X
MORTAMT2 Second mortgage monthly payment Desc
. . . . . . . . . . . . X
TAXINCL Mortgage payment includes property taxes Desc Codes . . . . . . . . . . . X X
INSINCL Mortgage payment incl property insurance Desc Codes . . . . . . . . . . . X X
PROPTXIN Annual property taxes and insurance cost Desc
. . . . . . . . . . . X .
PROPINSR Annual insurance cost Desc
. . . . . . . . . . . . X
PROPTX99 Annual real estate taxes, 1990 Desc Codes . . . . . . . . . . . . X
RENT Monthly contract rent Desc Codes . . . . . . . X . X X X X
RENTGRS Monthly gross rent Desc Codes . . . . . . . . . X X X X
RENTMEAL Meals included in rent Desc Codes . . . . . . . . . . . . X
CONDO Condominium status Desc Codes . . . . . . . . . . X X X
CONDOFEE Monthly condominium fee Desc
. . . . . . . . . . . . X
MOBLHOME Annual mobile home costs Desc
. . . . . . . . . . . . X
COSTELEC Annual electricity cost Desc
. . . . . . . . . . X X X
COSTGAS Annual gas cost Desc
. . . . . . . . . . X X X
COSTWATR Annual water cost Desc
. . . . . . . . . . X X X
COSTFUEL Annual home heating fuel cost Desc
. . . . . . . . . . X X X
FTOTINC Total family income Desc
. . . . . . . . SL X X X X
FWAGE1 Family wage and salary income Desc
. . . . . . . X . . . . .
FWAGE2 Wage/salary income other family members Desc
. . . . . . . . SL . . . .
FBUSINC Business income of other family members Desc
. . . . . . . . SL . . . .
FOTHINC Other income of other family members Desc
. . . . . . . . SL . . . .
HHINCOME Total houshold income Desc
. . . . . . . . . . . X X
Vacancy Status Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
VACANCY Vacancy status Desc Codes . . . . . . . . . . X X X
VACELSE Vacant, usual home elsewhere Desc Codes . . . . . . . . . . . X X
VACBOARD Boarded-up status Desc Codes . . . . . . . . . . . X X
VACDUR Duration of vacancy Desc Codes . . . . . . . . . . X X X
SECHOME Second home Desc Codes . . . . . . . . . . F1 . .
Dwelling Characteristic Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
ACCESS Access to unit Desc Codes . . . . . . . . . X X X .
KITCHEN Kitchen or cooking facilities Desc Codes . . . . . . . . . X X X X
ROOMS Number of rooms Desc Codes . . . . . . . . . X X X X
PLUMBING Plumbing facilities Desc Codes . . . . . . . . . X X X X
HOTWATER Hot and cold piped water Desc Codes . . . . . . . . . X X . .
SHOWER Bathtub or shower Desc Codes . . . . . . . . . X X . .
TOILET Flush toilet Desc Codes . . . . . . . . . X X . .
BASEMENT Basement Desc Codes . . . . . . . . . X X . .
BUILTYR Age of structure Desc Codes . . . . . . . . . X X X X
HOUSQUAL Condition of housing Desc Codes . . . . . . . . . X . . .
UNITSADD Units at address Desc Codes . . . . . . . . . . X X .
UNITSSTR Units in structure Desc Codes . . . . . . . . . X X X X
WATERSRC Source of water Desc Codes . . . . . . . . . X F2 X X
SEWAGE Sewage disposal Desc Codes . . . . . . . . . X F2 X X
BATHRMS Number of bathrooms Desc Codes . . . . . . . . . X F2 X .
BEDROOMS Number of bedrooms Desc Codes . . . . . . . . . X F1 X X
STORIES Stories in structure Desc Codes . . . . . . . . . X F1 X .
ELEVATOR Elevator in structure Desc Codes . . . . . . . . . X F1 X .
Appliances, Mechanical, Other Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
PHONE Telephone availability Desc Codes . . . . . . . . . X X X X
TV Television set Desc Codes . . . . . . . . . X F1 . .
UHF UHF-equipped television set Desc Codes . . . . . . . . . . F1 . .
RADIO Radio Desc Codes . . . . . . . . . X F1 . .
WASHER Clothes washing machine Desc Codes . . . . . . . . . X F1 . .
DRYER Clothes dryer Desc Codes . . . . . . . . . X F1 . .
DISHWSHR Dishwasher Desc Codes . . . . . . . . . . F1 . .
FREEZER Home food freezer Desc Codes . . . . . . . . . X F1 . .
AIRCON Air conditioning Desc Codes . . . . . . . . . X F2 X .
HEATING Heating equipment Desc Codes . . . . . . . . . X X X .
FUELCOOK Cooking fuel Desc Codes . . . . . . . . . . F1 X .
FUELHEAT Home heating fuel Desc Codes . . . . . . . . . X F1 X X
FUELWATR Water heating fuel Desc Codes . . . . . . . . . . F1 X .
AUTOS Automobiles available Desc Codes . . . . . . . . . X F2 X .
TRUCKS Trucks and vans available Desc Codes . . . . . . . . . . . X .
VEHICLES Vehicles available Desc Codes . . . . . . . . . . . . X
LINGISOL Linquistic isolation Desc Codes . . . . . . . . . . . . X
Historical PUMS Technical Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
ENUMDIST Enumeration district Desc
. . . X X . X . . . . . .
EDSIMIL Enumeration district match ID Desc
. . . . . . . X X . . . .
SUPDIST Supervisor's district number Desc
. . . X . . X . . . . . .
SAMPRULE Sampling rule Desc Codes X X X X . . X . . . . . .
VERIFY Verified data record Desc Codes X X X X . . X X X . . . .
RESPOND Respondent's relationship to head Desc Codes . . . . . . . X . . . . .
REEL Microfilm reel number Desc
X X X X X X X . . . . . .
SUBS4050 Subsample, 1940 and 1950 Desc
. . . . . . . X X . . . .
FRAME Microfilm frame number Desc
. . . . X . . . . . . . .
PAGENO Microfilm page number Desc
X X X X X X X . . . . . .
LINE Line number Desc
X X X X X X X . . . . . .
MICROSEQ Microfilm sequence number Desc
X X X X . X . . . . . . .
ENUMMO Month of enumeration Desc Codes X X X X . . X . . . . . .
ENUMDAY Day of enumberation Desc
X X X X . . X . . . . . .
RCVMO Month census office received form Desc Codes . . . X . . . . . . . . .
RCVDAY Day census office received form Desc
. . . X . . . . . . . . .
STREET Street address Desc
. . . X . . X . . . . . .
Constructed Household Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
NFAMS Number of families in household Desc Codes X X X X X X X X X X X X X
NCOUPLES Number of married couples in household Desc Codes X X X X X X X X X X X X X
NMOTHERS Number of mothers in household Desc Codes X X X X X X X X X X X X X
NFATHERS Number of fathers in household Desc Codes X X X X X X X X X X X X X
1970 Neighborhood Variables (Household)
Variable Name Variable Description Variable
Description
Codes and
Frequencies
1850 1860 1870 1880 1900 1910 1920 1940 1950 1960 1970 1980 1990
NPOP17 Population 0-17 years old

. . . . . . . . . . N . .
NPOP65 Population 65 and over

. . . . . . . . . . N . .
NPOPHH Population in households

. . . . . . . . . . N . .
NPOPIND Primary individuals

. . . . . . . . . . N . .
NPOPGQ Population in group quarters

. . . . . . . . . . N . .
NFAMFEMH Families with female head

. . . . . . . . . . N . .
N17HWFAM Persons 0-17 in husband-wife families

. . . . . . . . . . N . .
NSEPDIV Separated and divorced population

. . . . . . . . . . N . .
NCHBORN Children ever born to ever-married females 35-44

. . . . . . . . . . N . .
NBLACK Negro population

. . . . . . . . . . N . .
NSPANHER Persons of Spanish heritage

. . . . . . . . . . N . .
NFOREIGN Persons of foreign stock

. . . . . . . . . . N . .
NNOS1621 Persons 16-21 not in school nor high school grads

. . . . . . . . . . N . .
NPOP1621 Population 16-21 years old

. . . . . . . . . . N . .
NCOLL3-3 Persons 3-34 enrolled in college

. . . . . . . . . . N . .
NEDUC0-7 Persons 25-54 with 0-7 years of schooling

. . . . . . . . . . N . .
NEDUC12 Persons 25-54 with 12+ years of schooling

. . . . . . . . . . N . .
NCOLL4 Persons 25-64 with 4+ years of college

. . . . . . . . . . N . .
NEDUCMED Median years school completed for persons 25-54

. . . . . . . . . . N . .
NSAMHOUS Persons 5+ living in same house as 5 years ago

. . . . . . . . . . N . .
NDIFCNTY Persons 5+ living in different county 5 years ago

. . . . . . . . . . N . .
NCLF-M Male civilian labor force 16+

. . . . . . . . . . N . .
NCLF-F Female civilian labor force 16+

. . . . . . . . . . N . .
NNOSNOW Persons 16-21 years old not in school/not employed

. . . . . . . . . . N . .
NCLF-U16 Unemployed persons 16 yrs. old and over

. . . . . . . . . . N . .
NECLFOCC Employed professionals, mgrs... in labor force

. . . . . . . . . . N . .
NECLFAG Labor force in agriculture

. . . . . . . . . . N . .
NECLFBLU Employed blue collar workers in labor force

. . . . . . . . . . N . .
NFINC5 Families with income under $5000

. . . . . . . . . . N . .
NFINC15 Families with income of $15,000 or more

. . . . . . . . . . N . .
NFINCMD Median family income (in thousands of dollars)

. . . . . . . . . . N . .
NGINI GINI index of income concentration

. . . . . . . . . . N . .
NFAMPOV Families with income below the poverty level

. . . . . . . . . . N . .
NPOPPOV Persons with income below the poverty level

. . . . . . . . . . N . .
NOWNOCUN Owner-occupied units

. . . . . . . . . . N . .
NOCUN1+ Units with 1.01+ persons/room

. . . . . . . . . . N . .
NOCUN1+P Units with plumbing and 1.01+ persons/room

. . . . . . . . . . N . .
NOCUNLP Owner units lacking plumbing

. . . . . . . . . . N . .
NOWNOC10 Owner units valued at less than $10,000

. . . . . . . . . . N . .
NOWNOC25 Owner units valued at $25,000+

. . . . . . . . . . N . .
NRNOC40 Renter units with rent under $40

. . . . . . . . . . N . .
NRNOC60 Renter units with rent under $60

. . . . . . . . . . N . .
NRNOC150 Renter units with rent $150+

. . . . . . . . . . N . .
NRIRAT25 Units with rent-income ratio of 25%+

. . . . . . . . . . N . .
NRIRAT35 Units with rent-income ratio of 35%+

. . . . . . . . . . N . .
NVACUNIT Vacant units (year round)

. . . . . . . . . . N . .
NUNAVAIL Vacant units for rent or for sale

. . . . . . . . . . N . .
NUNITS1 Units in 1-unit structures

. . . . . . . . . . N . .
NUNITS5+ Units in 5+-unit structures

. . . . . . . . . . N . .
N1-2ROOM 1- and 2-room units

. . . . . . . . . . N . .
NTOTROOM Total rooms in all units

. . . . . . . . . . N . .
NBUILT60 Units built 1960 or later

. . . . . . . . . . N . .
NBUILT39 Units built 1939 or earlier

. . . . . . . . . . N . .
NUNHEAT Heated units

. . . . . . . . . . N . .
NHHCAR Households with one or more cars

. . . . . . . . . . N . .
NEIGHBOR Serial number of first household in neighborhood

. . . . . . . . . . N . .
Availability Key
All Years1940 and 1950197019801990

X=Available in all samples in this year

SL=Available only for sample-line persons

F1=Form 1 samples (5%)

S=State sample ("A" or 5% state)

S=State sample, Flat sample (5% state)

.=Not available in this year


F2=Form 2 samples (15%)

M=Metro sample ("B" or 1% county group)

M=Metro sample (1% metro)



S=State sample

UR=Urban/Rural sample ("C" or 1% urban/rural)

E=Elderly sample



M=Metro samples (county group)





N=Neighborhood samples



IPUMS Footer