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Maryville Inc Williamstown NJ

1903 Grant Avenue
Williamstown, NJ 08094


Maryville is recognized as a leader in the treatment of addictive disease and co-occurring disorders. For 68 years our holistic, evidence based treatment approaches have helped bring hope, health and healing to those suffering from opioid, alcohol and other addictive substances.

Service Setting

  • Residential Detoxification


  • Payment Assistance (check facility for details)
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Primary Focus

  • Addiction Recovery Treatment
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Services Provided

  • Drug & Alcohol Detox
  • Drug & Alcohol Rehab
Types of care icon

Type of Care

  • Inpatient Detox
  • Residential Rehab
  • Outpatient Rehab

About Maryville Inc

Our treatment programs make sustainable recovery possible through professional, accessible, and successful treatment options. Maryville staff devote themselves each day to helping people suffering from addictive disease reclaim their lives.

Our treatment teams bring specialized expertise and a shared commitment to utilizing evidence based practices for long term recovery. Because of our staff’s education, experience, compassion and commitment, individuals who have been served by Maryville consistently document high satisfaction levels with our programs and services.

Maryville’s Inpatient Withdrawal Management and Residential campus is located on 40 wooded acres in rural Gloucester county, providing a serene, natural environment conducive to the full recovery of mind, body and spirit.

Our neighborhood based outpatient facilities located in Cumberland and Gloucester counties are easily accessible and provide the opportunity for community based recovery.

Maryville is a private, non profit organization governed by a volunteer Board of Directors. We are licensed by the State of New Jersey, accredited by CARF, and a member of the National Association of Addiction Treatment Providers. Maryville also participates and is funded by several southern area United Way organizations.

Treatment Options

Maryville Inc offers the following treatment programs:

  • Medically Monitored Detox
  • Residential Inpatient Treatment
  • Outpatient Services

These programs provide a variety of treatments options. These include:

  • Medical Examination
  • Psychological Social Assessment
  • Psychiatric Evaluation (if indicated)
  • Individual & Group Counseling
  • Relapse Prevention
  • Psychotherapy
  • Exercise & Nutrition
  • Family Counseling
  • 12-Step Meetings
  • Formal Aftercare
  • Working With The Court Systems
  • Co-occurring substance use & mental illness
  • IDRC(Intoxicated Driver’s Resource Center)


Clients are not permitted to bring in:

  • Lighters or matches
  • Luggage
  • Purses/wallets
  • Cell phones
  • Jewelry including any body piercings
  • Bobby Pins
  • Nail files and nail clippers
  • Make‐up or lotion containing tanning cream
  • Food, snacks, or gum of any kind
  • Aerosol canned hair products
  • Mouth wash
  • Pain reliever, vitamins, any unmarked medications or medications not prescribed to client (ALL MEDICATIONS HAVE TO BE APPROVED BY ADMISSIONS STAFF AND/OR NURSING)
  • Any electronic devices such as radios, i‐pods, curling irons, electric shavers, straighteners, clippers or blow dryers
  • Shirts revealing midriff
  • Short shorts. All shorts must reach the clients finger tips when their arms are in a straightened position
  • Tight clothing
  • Clothing portraying Alcohol or Drug logos
  • Thong‐type underwear
  • Perfume
  • Q‐tips
  • Talcum or baby powder
  • Lotion containing tanning bronzer
  • Reading material that is not related to treatment or spiritual/inspirational topics
  • Stuffed animals
  • Blankets/pillows
  • Towels
  • Weapons of any kind

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