Skip to content


Research shows that mental illnesses are common in the United States, affecting tens of millions of people each year. Estimates suggest that only half of people with mental illnesses receive treatment. The information on these pages includes currently available statistics on the prevalence and treatment of mental illnesses among the U.S. population. In addition, information is provided about possible consequences of mental illnesses, such as suicide and disability.

All Statistics Topics: A-Z

Last Updated: