The Latest Facts About Mental Health in America

Millions of Americans are dealing with mental illness. It is more common than most people believe, and it is not just adults who struggle with behavioral health problems. Children and teens also have mental health and substance use disorders. Here are some facts you should know about mental health in America.


In the United States, almost half of adults (46.4 percent) will experience a mental illness during their lifetime.

44 million US adults have mental illness.

Nearly 1 in 5 American adults have a diagnosable mental health condition in any given year. 

1 in 25 US adults experience serious mental illness.

17% of youth ages 6 to 17 experience a mental health disorder.

5 percent of adults (18 or older) experience a mental illness in any one year, equivalent to 43.8 million people.

Of adults in the United States with any mental disorder in a one-year period, 14.4 percent have one disorder, 5.8 percent have two disorders and 6 percent have three or more.

Half of all mental disorders begin by age 14 and three-quarters by age 24.

In the United States, only 41 percent of the people who had a mental disorder in the past year received professional health care or other services. 24.6 million report they did not receive any treatment.

You are more likely to experience mental illness than you are to develop heart disease, diabetes, or any kind of cancer.

8% of US adults have a substance use disorder, or 19 million people in the last year

1.1 million youth, or 4.6%, have a substance use disorder.

Major depression is one of the most common mental illnesses. 17.3 million adults have major depression (over 7%) and 2 million youth have severe depression (9%).

9.8 million, or 4%, of US adults report having suicidal thoughts.

About 6.8 million African Americans have mental illness (17%).

About 8.9 million Latinx/Hispanic Americans have mental illness (15%).

About 2.2 million members of the Asian American/Pacific Islander communities have mental illness (13%).

About 830,000 members of the Native American/Alaskan Native Community have mental illness (23%).

One-quarter (25%) of people who identify as multiracial have mental illness, and are most likely to report any mental illness within the past year than any other race/ethnic group.

About 3.9 million of individuals who identify as LGBTQIA+ report a mental illness (37%).


Percentage of US Adults With Common Mental Illnesses

19% With Anxiety Disorders

7% with Depression

4% with Dual Diagnosis

4% with Post-traumatic Stress Disorder (PTSD)

3% with Bipolar Disorder

1% with Schizophrenia

1% with Obsessive Compulsive Disorder