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Medical Detox in Gloucester County, NJ

Gloucester County is one of the few places in South Jersey with a long-standing inpatient detox of its own, and it sits directly on the road between Camden and Hammonton. If you live in Deptford, Washington Township, Glassboro, or Williamstown, your options are closer than the county's rural reputation suggests.

Updated October 2026 · Published by DetoxNJ.com · Leer en español

What the state’s treatment data shows for Gloucester County

New Jersey’s Division of Mental Health and Addiction Services counts the treatment admissions reported by substance use treatment providers. In 2024, people living in Gloucester County had 3,681 admissions. Alcohol was the primary drug in 1,546 (42%), and heroin or other opioids in 1,234 (about 34%).

2024, Gloucester CountyAdmissions
All admissions of county residents3,681
All admissions at programs in the county4,929
Residential detox admissions of county residents900
Residential detox admissions at programs in the county1,243

In 2024, programs in Gloucester County had 1,243 residential detox admissions, and county residents had 900, at programs in the county or elsewhere.

These are 2024 admissions, counted, not people; one person can have several. The program list on this page reflects licenses checked October 1, 2026, so the two can differ. Source: NJ DMHAS, Substance Use Overview 2024, Gloucester County (January 2026).

Licensed detox programs in Gloucester County

One program in Gloucester County held a New Jersey withdrawal-management license when we checked on October 1, 2026. Listed alphabetically; listing is not an endorsement, and none is affiliated with this site’s publisher. Payer details come from public directories, so confirm before admission.

  • Maryville Addiction Treatment Center (Williamstown)

    Williamstown · Inpatient (residential) detox

    Phone
    855-823-3428
    Website
    maryvillenj.org
    Medicaid
    Yes, per its own website
    Level
    3.7-WM (inferred from license type)

All licensed detox programs in New Jersey, by county · How to get into detox

The county at a glance

About 300,000 people, growing fast along Route 55 and Route 42 as Philadelphia's suburbs push south. Woodbury is the seat, Rowan University in Glassboro adds a large student population with its own patterns of use, and the eastern townships, Monroe (Williamstown), Franklin, and Newfield, run out to the Atlantic County line. The Black Horse Pike and Route 322 both connect the county to Hammonton in about twenty to twenty-five minutes.

Where detox happens now

Maryville, based in Williamstown, has provided inpatient withdrawal management and residential treatment in South Jersey for decades and is the program most Gloucester County clinicians name first for a planned detox. It serves NJ FamilyCare, state-funded, and commercially insured clients, which is rarer than it should be. The county's hospitals, Inspira's medical center in Mullica Hill and Jefferson Health's Washington Township campus, handle emergency stabilization for alcohol and benzodiazepine withdrawal and can start buprenorphine in the emergency department. When the Hammonton medical detox from our publisher opens, expected in Summer 2027, it adds a third dedicated detox within a short drive of the eastern half of the county, after Maryville and Pyramid Healthcare’s Hammonton detox.

The systems to know

Beyond Maryville, Inspira and Jefferson both run outpatient behavioral health departments, and the county's community mental health system provides sliding-scale care for people without coverage. Private intensive outpatient programs cluster along Route 42 and in the Sewell and Deptford corridor. Across the Atlantic County line, John Brooks Recovery Center runs opioid treatment programs that draw from Williamstown and Franklin. For Camden-side residents, Cooper's Center for Healing is fifteen minutes up Route 42 and starts medication the same day.

Paying for it

NJ FamilyCare members can call the state's IME Addictions Access Center (1-844-276-2777, 24/7) for screening and referral, or call Maryville directly, which handles presumptive eligibility for people not yet enrolled. Commercial plans cover detox and residential care under the rules in our insurance guides; check whether a program is in your plan's network and, for Horizon OMNIA members, which tier. Rowan students should ask the university's wellness center about the student health plan, which covers substance use treatment, and about the campus recovery community.

Getting there

Route 55 and Route 42 make the county's western half easy to reach from Philadelphia and Camden; NJ Transit buses run the Black Horse Pike and Route 45 corridors, and the planned Glassboro-Camden light rail line is still in design and is years from carrying passengers. Williamstown and the eastern townships are car country. NJ FamilyCare members can book medical transportation through the state's broker.

After detox

Gloucester County's step-down options are among the better ones in South Jersey: Maryville's own outpatient programs, the two hospital systems, and a dense set of private IOPs mean most people can find evening programming within twenty minutes of home. For the Black Horse Pike side of the county, South Jersey Recovery Program, a daytime outpatient program in Berlin with no evening hours, serves neighboring Blackwood and Sicklerville in Camden County. It is operated by Periscope Behavioral Health, which publishes this site. For sober housing, ask whether the house holds a state Class F license or a certification to the national NARR standard, and who issued it. Our aftercare guide covers what a real plan contains.

Frequently asked

Where is the closest inpatient detox to Washington Township or Glassboro?

Maryville in Williamstown, in the county's eastern half, has provided inpatient detox and residential treatment for decades. Hospital emergency departments in Mullica Hill and Washington Township stabilize dangerous withdrawal. Pyramid Healthcare's Hammonton detox, about twenty-five minutes east, is open today, and a second Hammonton medical detox, from our publisher, is expected in Summer 2027.

Does Maryville take Medicaid?

Yes. Maryville serves NJ FamilyCare, state-funded, and commercially insured clients and can help people who are not yet enrolled apply for presumptive eligibility. Call the program directly, or call the state's IME Addictions Access Center at 1-844-276-2777, 24/7, for screening and referral to Medicaid and state-funded treatment. Periscope Behavioral Health ((888) 313-3583), our publisher's admissions line, can also help.

Is there help for Rowan University students?

Rowan's wellness center can connect students to counseling and to the student health plan's substance use benefits, and the campus has a recovery community. Off campus, Glassboro-area IOPs and Maryville's outpatient programs serve students throughout the year.

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Prefer to call our publisher's admissions line, Periscope Behavioral Health?

(888) 313-3583

Free state lines, 24/7: ReachNJ 1-844-732-2465 · NJ IME Addictions Access Center (Medicaid and uninsured) 1-844-276-2777

Tell us about your situation and a DetoxNJ care navigator will reach out. DetoxNJ is published by Periscope Behavioral Health, which operates or holds an ownership interest in Emerald Wellness, South Jersey Recovery Program, Palm Beach Recovery Centers, Palm Beach Healing Centers, and Transitions Recovery Program, and is developing a medical detox in Hammonton, NJ (expected Summer 2027). We make an introduction only if you ask us to.

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