ADHD Age of Diagnosis
Attention-deficit/hyperactivity disorder age of diagnosis
Drawing of a horizontal rule and the text 6 years of age
Half of children with ADHD are diagnosed by age six.
However, children with more severe ADHD tend to be diagnosed earlier, about half of them by the age of 4.
*These reports are from a survey of parents of children 4-17 years of age.
If you have concerns about your child and ADHD, complete a checklist about their behavior and bring it to your child’s healthcare provider: www.cdc.gov/adhd
U.S. Department of Health and Human Services Centers for Disease Control and Prevention
- Page last reviewed: September 7, 2017
- Page last updated: June 5, 2017
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