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— free, confidential, 24/7.
12 SAMHSA-verified substance use and mental health treatment facilities
12Facilities
10Accept Medicaid
0Residential
7Serve Veterans
Facility Map
Rehab Centers in Princeton, NJ
How much does rehab cost in Princeton?
Drug and alcohol rehab in Princeton typically costs $6,000–$96,000 for a 30-day inpatient program, or $1,200–$6,000 per month for outpatient care. Free and low-cost options are available — 10 of 12 facilities in this directory accept Medicaid or offer free programs.
New Jersey Medicaid covers comprehensive substance use treatment. The Division of Mental Health and Addiction Services funds free programs statewide.
Need immediate help? SAMHSA's free, confidential helpline is available 24/7: 1-800-662-4357 — Treatment referral and information in English and Spanish.
Treatment costs vary widely depending on the type of program, length of stay, and insurance coverage. Below are typical ranges adjusted for Princeton.
Outpatient
$1,200 – $6,000
per month
Intensive Outpatient (IOP)
$3,600 – $12,000
per month
Partial Hospitalization (PHP)
$7,200 – $24,000
per month
Residential / Inpatient
$6,000 – $96,000
per month
Detox
$1,800 – $12,000
per week
MAT / Methadone
$200 – $600
per month
What will I pay?
Note: Treatment costs in Princeton typically run 20% above the national average.
Payment breakdown — 12 facilities in Princeton, NJ
Free / Low-cost10 facilities accept Medicaid — typically $0 out of pocket
Private Insurance11 facilities — your cost depends on plan; typical out-of-pocket $0–$4,000 after deductible
Available in PRINCETON
2 MAT / Methadone1 Residential2 Mental Health & Addiction7 Outpatient
Costs vary widely by facility, insurance coverage, and length of stay. Many facilities offer sliding-scale fees or accept Medicaid at no cost to the patient.
Can't afford rehab? Help is available.
SAMHSA's free helpline can connect you with low-cost or free treatment options near you.
Frequently Asked Questions — Drug Rehab in Princeton
How much does drug rehab cost in Princeton?
Rehab in Princeton ranges from free (state-funded) to $96,000 per month for residential treatment, with outpatient programs from $1,200 per month. Most insurance plans cover substance use disorder treatment under federal law. See full cost breakdown →
Does Medicaid cover rehab in New Jersey?
New Jersey Medicaid covers comprehensive substance use treatment. The Division of Mental Health and Addiction Services funds free programs statewide. Check your coverage →
Are there free rehab programs in Princeton?
Yes — 10 facilities in this directory offer free or low-cost treatment through Medicaid, sliding scale fees, or state funding. Call SAMHSA free at 1-800-662-4357 for referrals in Princeton.
About
Drug Rehab Centers in Princeton, NJ
This directory lists 12 substance use and mental health treatment facilities in Princeton, NJ that are verified by SAMHSA (Substance Abuse and Mental Health Services Administration). Data is sourced from the FindTreatment.gov national database, updated annually.
Facilities range from outpatient counseling to residential treatment, detoxification programs, and medication-assisted treatment (MAT). Use the filters above to narrow by insurance type, treatment setting, or special population programs such as veterans services or women's programs.
If you or someone you know needs immediate help, call SAMHSA's National Helpline at 1-800-662-4357 — free, confidential, 24/7, available in English and Spanish.
Paying with insurance? See our insurance coverage guides for Medicaid, Medicare, and major private carriers to understand what's typically covered before you call a facility.
Not sure what to budget? Try our free rehab cost calculator to estimate your out-of-pocket cost by level of care and payment type.
Data source: SAMHSA National Survey of Substance Abuse Treatment Services (N-SUMHSS) via FindTreatment.gov. Facility information is provided for directory purposes only. Contact facilities directly to verify current services, availability, and insurance acceptance. This is not a medical referral service. Map locations are approximate — pins come from the facility's registered address, and facilities without a mappable address are not shown on the map. Confirm the location with the facility before travelling.