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1940 IPUMS Research
The Integrated Public Use Microdata Series (IPUMS) is the world's largest population database, including individual-level microdata from the U.S. decennial censuses of 1790-2010. The 1940 IPUMS...
Census BureauLast Updated: Jul 01, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Demographics, Families and Living Arrangements, Housing and Homeownership -
IRS Form 1040 External Commingled File
This dataset contains information from the IRS Form 1040 tax data that has been approved for use by external researchers. Taxpaying households report their income data on the Form 1040 Individual...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Taxation -
Longitudinal Employer-Household Dynamics (LEHD) Person-level Files Residence Components
The Longitudinal Employer-Household Dynamics (LEHD) data at the U.S. Census Bureau is a quarterly database of linked employer-employee data covering over 95% of employment in the United States. The...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy, Employment Characteristics, Taxation, Unemployment -
Longitudinal Employer-Household Dynamics (LEHD) Job-level Files
The Longitudinal Employer-Household Dynamics (LEHD) data at the U.S. Census Bureau is a quarterly database of linked employer-employee data covering over 95% of employment in the United States. The...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy, Employment Characteristics, Unemployment -
Commercial Black Knight Notice of Delinquency (Pre Foreclosure) Data
Black Knight, Inc. is a corporation that provides integrated technology, services, data and analytics to the mortgage and real estate industries. The company also provides proprietary data and...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy, Demographics, Geography, Housing and Homeownership -
National Survey of Children's Health
The National Survey of Children's Health, funded and directed by HRSA MCHB, provides national and state level estimates of key measures of child health and well-being. These data are essential to...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Health -
HUD Moving to Opportunity
Moving to Opportunity (MTO) is a unique random assignment research effort sponsored by the U.S. Department of Housing and Urban Development (HUD). This demonstration was designed to help very low-...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Housing and Homeownership -
Current Population Survey Computer and Internet Use Supplement
The Current Population Survey (CPS) Computer and Internet Use Supplement collects household information from all eligible CPS households, as well as person information from household members 3...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Families and Living Arrangements, STEM -
Commercial Melissa Data Base
For more than 30 years, Melissa has been a leading provider of global identity verification and data quality solutions. The Melissa Data Base Source (Melissa) file contains address and age...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy, Demographics, Geography, Immigration, Migration, and Commuting Patterns -
Commercial VSGI Tracker (TRK)
The VSGI National Address Resource Consumer (NAR) file contains current address, date of birth, race, Hispanic origin, sex and telephone number information from magazine/periodical change of...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Demographics, Geography -
Commercial VSGI National Address Resource (NAR)
The VSGI National Address Resource Consumer (NAR) file contains current address, date of birth, race, Hispanic origin, sex and telephone number information from magazine/periodical change of...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Demographics, Geography -
Commercial Targus Pure Wireless
The Targus Pure Wireless file contains age, sex, and some address and telephone data.
Census BureauLast Updated: Jun 16, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy, Demographics, Geography, Housing and Homeownership -
Commercial Targus Federal Consumer
The Targus Federal Consumer file contains address, telephone, race, Hispanic origin, age, and sex data.
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy, Demographics, Geography, Housing and Homeownership -
HHS Child Care and Development Fund (CCDF)
Child Care Development Fund (CCDF) data include records from the ACF-801 dataset maintained by the Department of Health and Human Services. The ACF-801 data includes program participation about...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Families and Living Arrangements -
American Community Survey Unedited Microdata
The American Community Survey (ACS) is part of the Decennial Census Program. This survey is sent to a random sample of households in the United States and Puerto Rico on a rotating basis. The ACS...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Families and Living Arrangements, Housing and Homeownership -
USPS National Change of Address (NCOA)
National Change of Address (NCOA) "is a secure dataset of approximately 160 million permanent change-of-address (COA) records consisting of the names and addresses of individuals, families and...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Housing and Homeownership -
Commercial Experian End-Dated Records (EDR)
One of Experian's principal lines of business is credit services. The Experian End-Dated Records (EDR) file is a historical file that contains the same variables as Experian In-Source (INS) file:...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy -
State - Supplemental Nutrition Assistance Program (SNAP) - Oregon
The dataset contains data from the SNAP program in Oregon. SNAP offers nutrition assistance to millions of eligible, low-income individuals and families and provides economic benefits to...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Agriculture and Food, Assistance Programs, Income, Pay, and Benefits, Poverty -
Current Population Survey Unbanked/Underbanked Supplement
The Federal Deposit Insurance Corporation sponsors the National survey of Unbanked and Underbanked Households to collect data on the number of U.S. households that are unbanked and underbanked,...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Business and Economy, Families and Living Arrangements -
State - Supplemental Nutrition Assistance Program (SNAP) - Colorado
The dataset contains data from the SNAP program in Colorado. SNAP offers nutrition assistance to millions of eligible, low-income individuals and families and provides economic benefits to...
Census BureauLast Updated: Jun 26, 2026Access Modality: FSRDCFees: Possible seat fee dependent on consortium membership. URL for more information:...Topics: Agriculture and Food, Assistance Programs, Income, Pay, and Benefits, Poverty