Coastal Harbor Treatment Center is a psychiatric residential treatment facility in Savannah, Georgia. It is part of Coastal Harbor Health System, which provides behavioral-health services for children, adolescents, and adults.

The Georgia Department of Behavioral Health and Developmental Disabilities lists Coastal Harbor as a psychiatric residential treatment site at 633 Stephenson Avenue in Savannah. Coastal Harbor's public materials also list a treatment-center campus at 1150 Cornell Avenue.

Coastal Harbor describes its child and adolescent programs as inpatient and residential treatment for children and adolescents with emotional, behavioral, and psychiatric problems. Its public materials say Coastal Harbor Treatment Center serves youth ages 4-17 and is accredited by The Joint Commission.