- County of Sierra(530) 289‑3711Substance use · Mental health · Downieville · 22 Maiden Lane
- County of Sierra(530) 993‑6746Substance use · Mental health · Loyalton · 704 Mill Street
Nearest emergency rooms
- Eastern Plumas Hospital - Portola Campus25 mi · Portola, CA
- Sierra Nevada Memorial Hospital26 mi · Grass Valley, CA
- Plumas District Hospital27 mi · Quincy, CA
Cities in Sierra County
Common questions
How many addiction and mental health treatment centers are in Sierra County, California?
SAMHSA’s FindTreatment.gov directory lists 2 treatment centers in Sierra County: County of Sierra and County of Sierra.
Which treatment centers in Sierra County accept Medicaid?
2 of 2 name Medicaid among the payments they accept: County of Sierra and County of Sierra. Ask whether they take your plan.
Is there a treatment center with services in Spanish in Sierra County?
None of the listed facilities here lists Spanish. SAMHSA’s National Helpline (1-800-662-4357) answers in Spanish and can refer you.
Where is the nearest emergency room to Sierra County?
Hospitals that list emergency services in Medicare data, near Sierra County: Eastern Plumas Hospital - Portola Campus, Portola (25 mi), Sierra Nevada Memorial Hospital, Grass Valley (26 mi) and Plumas District Hospital, Quincy (27 mi). In an emergency, call 911.
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