Gavin Foundation is a drug and alcohol rehab treatment program in Dorchester, Massachusetts, that offers a sober living environment. Hamilton House is a recovery center for adult men wanting to rehabilitate from the ravages of alcohol and drug misuse. It was founded in 1974. Hamilton House, which can accommodate up to 22 men at a time, attempts to restore dignity and self-respect in a caring, supporting, and homelike setting.

Residents learn and/or renew skills for living mature and responsible lives free of alcohol and other drugs through a structured program that includes individual and group substance abuse disorder counseling, life skills training, and relapse trigger identification and prevention tools, as well as individual and group substance abuse disorder counseling.