Examines familial and extrafamilial factors associated with adolescent well-being in intact, blended, and divorced single-parent families. Findings indicate that divorced and blended families have some of the same forms of resiliency as intact families. For adolescents in a divorced single-parent family, peer support moderated the effect of low parental support on internalizing symptoms. (Contains 26 references and 3 tables.) (GCP)