This report summarizes and assesses the state of knowledge about children and youth with disabilities who are at risk of delinquency and involvement in the juvenile justice system or have already entered it. Topics include (1) laws and philosophical frameworks affecting this population of youth; (2) causal relationships between disability, delinquency, and justice system involvement; (3) factors affecting disability and delinquency; (4) current and anticipated programming; (5) the effectiveness of prevention, intervention and treatment, and management strategies; (6) barriers and facilitators to implementing effective strategies; and (7) recommended "next steps" for increasing knowledge and effective practice. By highlighting what is known about addressing delinquency and the diverse needs among this population, it aims to inform policy discussions among policymakers, practitioners, and researchers.