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SAMHSA Data

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Research shows that substance use and mental illnesses are common in the United States, affecting millions of people each year. SAMHSA collects data through multiple sources and surveys and provides access to public-use data files and documentation to support a better understanding of mental illness and substance use disorders in America.

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Select a Data Collection Select a Data Collection Population Data (NSDUH) Substance Use and Mental Health Facilities Data (N-SUMHSS) Client-Level Mental Health Data (MH-CLD) State Mental Health Agency Data (URS) Emergency Department Data (DAWN) Episode-Level Substance Use Data (TEDS)