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Mood Disorder Statistics

Mood disorders include major depressive disorder, dysthymic disorder, and bipolar disorder.

  • Approximately 20.9 million American adults, or about 9.5 percent of the U.S. population age 18 and older in a given year, have a mood disorder.Archives of General Psychiatry, 2005 Jun;62(6):617-27
  • The median age of onset for mood disorders is 30 years.Archives of General Psychiatry, 2005 Jun;62(6):593-602
  • Depressive disorders often co-occur with anxiety disorders and substance abuse.Archives of General Psychiatry, 2005 Jun;62(6):593-602

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