The pages below allow you to download public use microdata from various Census surveys and programs in order to conduct your own statistical analysis.
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Current Population Survey (CPS) Annual Social and Economic Supplement (ASEC)
Technical documentation, datasets, and input statements for public use CPS datasets.
2014 CPS ASEC with Redesigned Income Questions
There were several changes made to the processing of the data from the redesigned questions. The files now posted differ slightly from the January 2015 files.
Demographic Extract Files
Various microdata extract files, including alternative weights, tax and noncash estimates, and special tabulations.
Access ACS Public Use Microdata Sample (PUMS) data available through the American FactFinder website.
Survey of Income and Program Participation (SIPP) DataWeb FTP Page
Technical documentation, datasets, and input statements for public use SIPP datasets.