656 suicides were identified from medical examiner’s records for deaths from unnatural causes on large numbers of persons 25 & under. Suicides were most likely older males with a current psychiatric disorder, usually affective, or substance abuse. They appeared impulsive & triggered by age-normative precipitants. Sex, age, & cohort (1975-79 vs. 1980-85) differences are presented. Results are evaluated in light of previous research. (KM)