State
Addiction and mental health treatment centers in New Hampshire
117 treatment centers.
Find by need
Drug and alcohol treatment (rehab) (91)Mental health treatment centers (63)Detox centers (18)Residential and inpatient treatment (19)Treatment centers that accept Medicaid (97)Treatment centers that accept Medicare (79)Free and low-cost treatment (43)Treatment centers with services in Spanish (10)Opioid treatment programs (methadone clinics) (18)
By county
By city
Common questions
How many addiction and mental health treatment centers are in New Hampshire?
SAMHSA’s FindTreatment.gov directory lists 117 treatment centers in New Hampshire.
How many accept Medicaid?
83% name Medicaid among the payments they accept; 37% list free treatment, a sliding fee scale or payment assistance.
Are there treatment centers in New Hampshire with services in Spanish?
Yes: 9% of the listed facilities include Spanish among their language services.
Which cities in New Hampshire have the most?
Manchester (17), Nashua (16), Concord (9), Portsmouth (5) and Salem (5).
Source: SAMHSA, FindTreatment.gov (National Directory of Mental Health and Substance Use Treatment Facilities), retrieved 2026-11-11. SAMHSA publishes no separate release date for this live directory. The directory has no quality ratings, and this list is not a ranking or a recommendation. Methodology