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Mind

What percentage of American adults have ever been diagnosed with a mental health problem?

21.8% of American adults have ever been diagnosed with a mental health problem - about 22 in every 100, or 2 in 10. That is the figure published by the General Social Survey for 2024.

Where this number comes from

Survey

General Social Survey

What it measured

GSS 2024 item DIAGNOSD (“R ever diagnosed with MH problem”), counting responses 1=yes. Computed from NORC's public-use microdata with the survey weight WTSSNRPS and a Taylor-linearised standard error over the published design variables VSTRAT and VPSU; unweighted n = 3,201.

Population

U.S. adults aged 18 and over

Year

2024

95% confidence interval

19.47% to 24.13% (derived from the published standard error)

NORC at the University of Chicago; public-use microdata, free for research and educational use. Percentages computed here, with attribution.. See the source data

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