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NCHS - HUD Data Linkage

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NCHS - HUD Data Linkage

The U.S. Department of Housing and Urban Development, in collaboration with the National Center for Health Statistics (NCHS), is pleased to announce the release of the second NCHS-HUD linked data product. The data are based on the linkage of the 1999-2016 National Health Interview Survey (NHIS) and 1999-2016 National Health and Nutrition Examination Survey (NHANES) with HUD Administrative records through 2016 for HUD’s largest housing assistance programs: Multifamily, Public Housing, and Housing Choice Vouchers. These files will enable researchers to examine relationships between housing, health risk behaviors, and health.

To protect the confidentiality of survey respondents, the NCHS-HUD linked files are restricted-use files. Interested researchers can submit a proposal to use the data through the NCHS Research Data Center ( Please visit the NCHS-HUD data linkage website: to find useful information about the linked data files, such as:

  • a data dictionary for the linked data product containing details of the data elements;
  • analytic guidelines describing the structure of the files and providing important analytic considerations; and
  • public-use feasibility files for determining the available sample size.

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Linking National Health Surveys and HUD Administrative Data, An Interview with Jon Sperling & Veronica Helms:

In this column on PD&R Edge, Jon Sperling, HUD Senior Policy Analyst, Geographic Information and Analysis, and Veronica Helms, ‎HUD Social Science Analyst, describe how HUD and other federal agencies are collaborating to match data that will provide a better understanding of HUD’s assisted population. Learn more