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Key Resources

User Guides

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

Codebooks

PDF codebooks for coding responses and documenting the layout and code definitions of the data files.

Add Health Navigator

Metadata discovery tool to explore and create custom codebooks, as well as provide a wave to wave variable comparison for Waves I-VI.

Public-Use Data Sets

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

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.

Ancillary Studies

Submit an application to add new contextual or biological data to the Add Health data sets, including data linkages.

DNA Code
July 28, 2021

Data Release: Polygenic Index Inventories

The following data are now available to Add Health contract researchers. Polygenic Index Inventories Polygenic scores computed by the SSGAC consortium for anthropometric traits, cognition/education,...
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pedestrians on city crosswalk
June 7, 2021

New Data Release

The following data are now available to Add Health contract researchers.  Wave I State Demographic Characteristics, Exclusionary Indices, and Inclusionary Indices These data provide measures...
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Woman at a virtual conference.
May 6, 2021

Register for the 2021 Add Health Virtual Workshop

Registration is now open for the 2021 Add Health Virtual Workshop. Join us on Monday, July 26, 2021, from 1:00 PM to 4:30 PM for...
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