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Research Guides@Tufts

SOC 0190: Immigration: Public Opinion, Politics & Media

Stock Data

Stock data is used to estimate the number of individuals of a certain population of interest at a specific point in time.

For example: The number of naturalized Colombian immigrants residing in the U.S as of July 2013.


Sources of Stock data

American Community Survey
Annual survey conducted by the census bureau. Replaced the Decennial Census long form in 2000. Since 2007 you can find the ACS with multiyear sampling estimates. More information
Coverage/Frequency: 2000-Present; every year

Social ExplorerInteractive visualization tool that utilizes the decennial censuses and American Community Survey data, includes download.
IPUMS (microdata): More than fifty high-precision microdata samples of the American population drawn from fifteen federal censuses and from the American Community Surveys.

Decennial Census
Composed of short form (basic) and long form (socio-economic). Long form replaced by ACS in 2010.
Coverage/Frequency: 1790-2010; every 10 years
Access: Social ExplorerIPUMS (microdata) 

Special access:  IPUMS Microdata prepared by Professor Marrow

Estimates of the Unauthorized Immigrant Population Resident in the United States: January 2011- Department of Homeland Security (DHS)​
Report providing estimates of the size of the unauthorized immigrant population residing in the U.S
Coverage/Frequency: 2000-2011 

Flow Data

Flow data is an estimate of change (addition/subtraction) of a population of interest at a specified period of time.

For example: The estimate of the number of persons arriving to the U.S from Vietnam for the years of 1965-1975.


Sources of Flow Data

Yearbook of Immigration Statistics- Department of Homeland Security (DHS)
Admissions on permanent basis, temporary basis, asylum or refugee status, naturalizations. Replaced the functions of the INS in 2001
Coverage/Frequency: 2002-Present; Every fiscal year

Statistical Yearbook of the Immigration and Naturalization Service (INS)
Admissions on permanent basis, temporary basis, asylum or refugee status, naturalizations. Pre-DHS. 
Coverage/Frequency: ​1996-2001; Every fiscal year
Older coverage: HathiTrust Digital Library (1978,1980-1984,1987, 1995, 1997, 1998)

More Helpful Data Sources, Organizations and Policy Reports

Social Sciences Librarian

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Cece Lasley