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News and Announcements

October 30, 2026

Add Health at GSA Annual Meeting!

Come visit us at our Add Health exhibit booth at GSA from November 4-7th, 2026. For more information on the annual GSA (Gerontological Society of...
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October 29, 2026

Add Health featured in The Journals of Gerontology

Wave VI of Add Health is the focus of a recent supplemental issue of The Journals of Gerontology: Psychological and Social Sciences, Series B (JGSS)....
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October 9, 2026

Add Health Data: An Incredible Resource for UNC Student & Postdoc Research Projects

The National Longitudinal Study of Adolescent to Adult Health is one of UNC’s signature research projects and has provided data for more than 1,200 student...
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Key Resources

Study Documentation

Detailed documentation designed to help users understand the study design, methodology, data sets, and guidelines for analyzing the data.

Data Documentation

A comprehensive resource that catalogs all available datasets, including file details, access information, data user guides and codebooks defining variables and data layout.

Add Health Codebook Explorer

Use the Add Health Codebook Explorer (ACE) to view questions asked of respondents, parents, and interviewers during the In-School and In-Home interviews in Waves I through V.

Public-Use Data Sets

Access and download the public use codebooks and data sets which contain a reduced sample size (Waves I-VI).

Restricted-Use Data Sets

Access the data sets available via restricted-use contract, renew contract, add researchers, and transfer or terminate contract. Data linkages are not allowable with a restricted-use contract.

Study Design

Documentation detailing the study design of each wave of data collection, including sampling and fieldwork information.

Add Health