Childhood attention-deficit/hyperactivity disorder (ADHD) is a known risk factor for later alcohol-related outcomes, such as drinking at young ages or developing alcohol use disorder by adulthood. However, research has yet to determine whether common ADHD-related impairments (e.g., lower educational attainment) in early adulthood play a role in this outcome above and beyond ADHD symptom persistence. Individuals with (n = 316) and without (n = 223) ADHD in childhood participated in a longitudinal…