Reception Area at Mountainside Treatment Center in Canaan, CT


Mountainside’s main campus is situated at the foothills of the majestic Berkshire mountain range in northwest Connecticut, in the idyllic town of Canaan. Surrounded by lush greenery and open skies, you will be far removed from distractions.

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Programs Offered

Here, we offer a complete range of substance abuse treatment programs spread across over 80 acres of private land bordering 3,000 acres of state preserves. Our Canaan, Connecticut campus provides a perfect, serene backdrop for you to focus on healing.

Mountainside Detox


For individuals dependent on drugs or alcohol, the journey of recovery often starts with detox. This critical process of removing toxic substances from the body serves as the catalyst for a healthier life free from…

Mountainside Residential Bedroom


Our intensive 35 night inpatient residential treatment program serves as the catalyst for you to completely transform your life and gain the tools needed to maintain sobriety after completing treatment. Removed…

Mountainside Extended Care Womens House

Extended Care

To fortify your newfound sobriety, you may need time and space away from triggers and negative influences to strengthen your recovery. Extended Care, our structured sober living program, consists of three phases to…

Outpatient Services counseling session

Outpatient Services

When it is difficult to take time away from family, work, or school to focus on addiction treatment, Mountainside Outpatient Services offers a convenient and effective solution. With multiple outpatient centers in…

Adolescent Services

Adolescent Services

Our innovative Adolescent Services program – open to high school aged teens who are struggling with alcohol or drug abuse – provides your teen with the counseling and guidance they need to get better and stay…

Medication-Assisted Treatment

Medication-Assisted Treatment

Through Medication-Assisted Treatment (MAT) severe cravings and withdrawal symptoms can be minimized, allowing you to gain greater mental clarity so …

Peer To Peer Counseling At Mountainside New York City

Recovery Coaching

In the first 365 days of your recovery journey, Recovery Coaching provides you a partner, mentor, spiritual guide, and support system to help you adjust to a new sober lifestyle. Through constant communication, you…

Mountainside Canaan’s location in the Berkshires promotes privacy, yet is still highly accessible. Three major cities are within a 100-mile radius:

Hartford, CT: 45 miles west
New York City, NY: 85 miles south
Boston, MA: 100 miles northeast

Visit our complete gallery of pictures to see why so many individuals choose Mountainside to start a new life in recovery.


We work with most private insurance plans. Verify your insurance benefits now!