About Keystone Hall
Cynthia Day Family Center in Keystone Hall which is operated by Harbor Care is a residential substance use treatment program in Nashua, New Hampshire specializing in women's recovery.
They take a family centered approach to recovery recognizing that healing happens best when mothers and children can stay together through the treatment journey.
The program serves women including pregnant and parenting mothers with services like counseling, medication assisted treatment, parenting education, and relapse prevention.
Addiction Freedom for Women and Mothers
Keystone Hall's core specialty is residential substance use treatment designed specifically for women with a unique commitment to keeping families connected.
Children up to age 12 can live on site with their mothers during treatment with childcare provided and access to outside youth programming through community partners.
Treatment combines evidence based approaches like cognitive behavioral therapy and motivational interviewing using the Matrix Model with parenting support and relapse prevention. One client reported after treatment, "I'm actually living and not just surviving. I feel free."
Integrated Care and Medication Assisted Treatment
Beyond residential care Keystone Hall offers medication assisted treatment with options including Suboxone, Vivitrol, Sublocade, and Subutex.
The on-site medical clinic integrates addiction treatment with primary care, women's health, pediatrics, and mental health support addressing co-occurring disorders in one location.





