The Census Bureau maintains and enhances confidential microdata for use in social science research. These data are from Census Bureau censuses and surveys of business and households, linked employer-employee data, and administrative records from federal and state agencies. A wide variety of these data are available to qualified researchers with approved projects at secure Federal Statistical Research Data Centers (RDCs).
Apply for Access to Restricted-Use Census Bureau Microdata
How to apply to conduct research using Census Bureau restricted-access data.
Microdata on firms and workers sourced from administrative data made available through a Federal/State partnership.