Substance use among adults in the U.S. by any mental illness 2023

Published by
Preeti Vankar,
Apr 23, 2025

As of 2023, almost 42 percent of respondents in the United States with a diagnosed mental illness reported using an illicit drug in the past year. This statistic depicts the percentage of adults in the United States who used select substances in the past year as of 2023, sorted by any mental illness.

Substance use among adults in the United States as of 2023, by any mental illness

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Release date

July 2024

Region

United States

Survey time period

2023

Number of respondents

base: around 71,000

Age group

18 years and older

Method of interview

Questionnaire

Supplementary notes

* Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription type psychotherapeutics used nonmedically.
** Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs.

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