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Quebec Long-Term Drug Rehab Centres

Last updated on: Wednesday, 19 August 2026

At DRS, we are committed to helping you find the best long-term residential drug rehab for your needs. Our research and quality team has reviewed numerous long-term drug rehab centers in Quebec and dedicated countless hours to curating this list through research and our thorough vetting process. The result is our selection of the 14 best long-term residential rehabs in the province, continuously updated to ensure high-quality and accurate information.

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List of Long-Term Rehabs in Quebec

Le Grand Chemin provides long-term therapeutic services free of charge to adolescents aged 12 to 17 struggling with substance use and gambling. Located in Montreal and Saint-Célestin, Quebec, the organization offers certified residential treatment programs supported by the Integrated University Health and Social Services Center, focusing on lasting behavioral change for youth.

Rehab Settings

- Residential Long-Term

Services Offered

- Aftercare
- Assessment
- Family Services
- Family Support
- Substance Abuse Counselling
- Substance Abuse Counselling for Families
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Wilderness/Adventure

People Served

- Adolescents
- Co-Ed

Trust Factors

- Certified by the CIUSSS
- Client Testimonials
- Non-Profit Organization
- Registered Canadian Charitable Organization

Montreal, QC

Key details about Le Grand Chemin – Montréal

How much does Le Grand Chemin – Montréal cost?

Free of charge

How long is treatment?

8 to 10 weeks

Is it co-ed?

Yes

Can I bring my cellphone?

No, cellphones are not allowed.

Centre Walgwan

Centre Walgwan provides a structured, long-term residential treatment program for Indigenous youth aged 12 to 17. The core program lasts at least 14 weeks and is organized into four therapeutic phases. A separate four-week prevention program is also offered, with admissions available via an online form.

Rehab Settings

- Outpatient
- Residential Long-Term

Services Offered

- Aftercare
- Assessment
- Drug Prevention and Education
- Family Services
- Family Support
- Holistic
- Substance Abuse Counselling
- Substance Abuse Counselling for Families
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling

People Served

- Adolescents
- Co-Ed
- Family Programs
- Indigenous Peoples

Trust Factors

- Accreditation Canada
- Client Testimonials
- Evidence-Based Approach
- Funded by National Native Alcohol and Drug Abuse Program (NNADAP)
- Licensed Staff
- Official Canadian Substance Use Treatment Centres for First Nations and Inuit

Gesgapegiag, QC

Key details about Centre Walgwan

How long is treatment?

Live-in program: 10 weeks
Prevention program: 4 weeks

Can I have a private room?

No, teens have a roomate.

What professional/medical staff work at Centre Walgwan?

Lisa Arsenault, Psychologist

Le Domaine Perce-Neige in Sherbrooke, Quebec, is a non-profit residential addiction treatment facility for individuals aged 18 and older. With capacity for up to 65 residents, the center provides individualized intervention plans, family support, and social reintegration programs to promote lasting recovery.

Rehab Settings

- Detox
- Residential Long-Term

Services Offered

- Abstinence-Based Recovery
- Aftercare
- Drug Prevention and Education
- Family Services
- Family Support
- Gender-Specific
- Substance Abuse Counselling
- Substance Abuse Counselling for Couples
- Substance Abuse Counselling for Families
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Vocational Rehabilitation

People Served

- Co-Ed
- Women

Trust Factors

- Certified by the CIUSSS
- Evidence-Based Approach
- Licensed Staff
- Non-Profit Organization
- Registered Canadian Charitable Organization

Sherbrooke, QC

Key details about Le Domaine Perce-Neige – Sherbrooke

How much does Le Domaine Perce-Neige – Sherbrooke cost?

$61.21 per day (those on social welfare might be covered)

How long is treatment?

Detox: up to 14 days
Program: 20 weeks

Does Le Domaine Perce-Neige – Sherbrooke have a detox on-site?

Yes, but only social detox, not medical detox

Is it co-ed?

Yes (wing also dedicated to women only)

Does Le Domaine Perce-Neige – Sherbrooke have a gym or other amenities?

Yes, there is a gym.

What professional/medical staff work at Le Domaine Perce-Neige – Sherbrooke?

Annie Castonguay, Social Worker | Clinical Director
Emily Hinnekens, Certificate - Drug Addiction | Responsible Supervisor
Carelle Diaka Yao, Bachelor's degree - Psychoeducation | Social worker

What is their capacity?

64 people

Rehab Settings

- Residential Long-Term

Services Offered

- Assessment
- Faith-Based
- Gender-Specific
- Substance Abuse Counselling
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Twelve-Step

People Served

- Men

Trust Factors

- Certified by the CIUSSS
- Contracted by Correctional Services of Canada
- Evidence-Based Approach
- Non-Profit Organization
- Registered Canadian Charitable Organization

Victoriaville, QC

Key details about Maison de thérapie Victoriaville-Arthabaska (MDTVA)

How long is treatment?

3 to 6 months

Can I have a private room?

No, the rooms are semi-private.

Does Maison de thérapie Victoriaville-Arthabaska (MDTVA) have a detox on-site?

No

Is it co-ed?

No, men only

Does Maison de thérapie Victoriaville-Arthabaska (MDTVA) have a gym or other amenities?

Yes, there is a gym and a basketball court.

What is their capacity?

30 men

Pavillon L’Essence Ciel is a 90-day residential treatment program in Saint-Hubert, Quebec, serving primarily men with substance use disorders. With accommodations for up to 16 residents, the center combines therapy and supportive services to promote recovery and reintegration into the community.

Rehab Settings

- Meetings
- Residential Long-Term

Services Offered

- Abstinence-Based Recovery
- Assessment
- Co-Occurring Disorders
- Faith-Based
- Gender-Specific
- Substance Abuse Counselling
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Twelve-Step

People Served

- Men

Trust Factors

- Certified by the CIUSSS
- Client Testimonials
- Evidence-Based Approach
- Licensed Staff
- Non-Profit Organization
- Registered Canadian Charitable Organization

Saint-Hubert, QC

Key details about Pavillon L’Essence Ciel

How long is treatment?

90 to 180 days

Can I have a private room?

Yes, the rooms are private.

Is it co-ed?

No, men only

Does Pavillon L’Essence Ciel have a gym or other amenities?

Yes, there is a gym.

Rehab Settings

- Residential Long-Term

Services Offered

- Assessment
- Faith-Based
- Gender-Specific
- Substance Abuse Counselling
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Twelve-Step

People Served

- Men

Trust Factors

- Certified by the CIUSSS
- Client Testimonials
- Evidence-Based Approach
- Non-Profit Organization
- Registered Canadian Charitable Organization

Lourdes-de-Joliette, QC

Key details about Centre Nouveau Regard

How long is treatment?

15 weeks (can be up to 6 months for those who need it)

Can I have a private room?

The rooms are semi-private.

Does Centre Nouveau Regard have a detox on-site?

No

Is it co-ed?

No, men only

Does Centre Nouveau Regard have a gym or other amenities?

Yes, there is a gym, a basketball court, a foosball table and a air hockey table.

Le Grand Chemin also offers certified residential therapy programs for adolescents, with stays lasting 8 to 10 weeks. The program includes post-treatment follow-up, prevention strategies, and care for substance use and gambling disorders. Referrals are coordinated through the regional CIUSSS.

Rehab Settings

- Residential Long-Term

Services Offered

- Aftercare
- Assessment
- Family Services
- Family Support
- Substance Abuse Counselling
- Substance Abuse Counselling for Families
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Wilderness/Adventure

People Served

- Adolescents
- Co-Ed

Trust Factors

- Certified by the CIUSSS
- Client Testimonials
- Non-Profit Organization
- Registered Canadian Charitable Organization

Saint-Celestin, QC

Key details about Le Grand Chemin – Saint-Célestin

How much does Le Grand Chemin – Saint-Célestin cost?

Free of charge

How long is treatment?

8 to 10 weeks

Is it co-ed?

Yes

Can I bring my cellphone?

No, cellphones are not allowed.

L’Escale Notre-Dame

L’Escale Notre-Dame is a long-term social reintegration project initiated in 1985 to help individuals facing substance abuse challenges. The program combines individual and group therapy with reintegration services, meals, and lodging in a structured environment, offering a foundation for stable, long-term recovery.

Rehab Settings

- Residential Long-Term

Services Offered

- Assessment
- Drug Test
- Gender-Specific
- Substance Abuse Counselling
- Substance Abuse Group Counselling

People Served

- Men

Trust Factors

- Certified by the CIUSSS
- Non-Profit Organization
- Registered Canadian Charitable Organization

Montreal, QC

Key details about L’Escale Notre-Dame

How much does L’Escale Notre-Dame cost?

For a monthly income lower than $1250: $30/day of therapy
For a monthly income of $1250 and more: $40/day of therapy
For those on social welfare: Free of charge

How long is treatment?

14 weeks

Is it co-ed?

No, men only

Le Rucher

Le Rucher is a residential addiction treatment center for adults seeking to regain control of their lives and break free from substance and alcohol use. The therapeutic program includes accommodation, counselling, and structured group work, offering both short- and long-term stays. Admissions are through referral or direct contact, with funding options that include public assistance and private pay.

Rehab Settings

- Detox
- Residential Long-Term

Services Offered

- Aftercare
- Assessment
- Services for Employees
- Substance Abuse Counselling
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling

People Served

- Co-Ed

Trust Factors

- Certified by the CIUSSS
- Evidence-Based Approach
- Licensed Staff
- Non-Profit Organization
- Registered Canadian Charitable Organization

St-Augustin-de-Desmaures, QC

Key details about Le Rucher

How long is treatment?

6 months

Is it co-ed?

Yes (men and women separated for sleeping)

What is their capacity?

42 men and 13 women

Le Grand Chemin in Quebec offers long-term, no-cost therapy for adolescents aged 12 to 17 dealing with substance abuse and pathological gambling. The program includes individual and group therapy, helping youth build healthy coping skills and work toward sustained recovery.

Rehab Settings

- Residential Long-Term

Services Offered

- Aftercare
- Assessment
- Family Services
- Family Support
- Substance Abuse Counselling
- Substance Abuse Counselling for Families
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Wilderness/Adventure

People Served

- Adolescents
- Co-Ed

Trust Factors

- Certified by the CIUSSS
- Client Testimonials
- Non-Profit Organization
- Registered Canadian Charitable Organization

Quebec City, QC

Key details about Le Grand Chemin – Québec

How much does Le Grand Chemin – Québec cost?

Free of charge

How long is treatment?

8 to 10 weeks

Is it co-ed?

Yes

Can I bring my cellphone?

No, cellphones are not allowed.

Mawiomi Treatment Services

Mawiomi Treatment Services is a culturally based, six-week residential program designed to support Indigenous clients in overcoming substance use. The seven-bed center uses traditional healing practices and structured care to help clients begin a meaningful and culturally grounded recovery journey.

Rehab Settings

- Outpatient
- Residential Long-Term

Services Offered

- Aftercare
- Assessment
- Holistic
- Substance Abuse Counselling
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling

People Served

- Co-Ed
- Indigenous Peoples

Trust Factors

- Client Testimonials
- Evidence-Based Approach
- Funded by National Native Alcohol and Drug Abuse Program (NNADAP)
- Non-Profit Organization
- Official Canadian Substance Use Treatment Centres for First Nations and Inuit

Gesgapegiag, QC

Key details about Mawiomi Treatment Services

How long is treatment?

6 weeks

Does Mawiomi Treatment Services have a detox on-site?

No, and must be 3 days sober

Is it co-ed?

Yes

What is their capacity?

7 people

Rehab Settings

- Residential Long-Term

Services Offered

- Abstinence-Based Recovery
- Assessment
- Faith-Based
- Gender-Specific
- Relapse Prevention
- Substance Abuse Counselling
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Twelve-Step

People Served

- Men

Trust Factors

- Certified by the CIUSSS
- Evidence-Based Approach
- Non-Profit Organization
- Registered Canadian Charitable Organization

Montreal, QC

Key details about La Maison du Pharillon

How much does La Maison du Pharillon cost?

57.92$ per day (covered by social assistance for those who qualify)

How long is treatment?

90 days (30 days may be added at the end)

Can I have a private room?

No, the rooms are semi-private, so you will be sleeping with someone else in your room.

Does La Maison du Pharillon have a detox on-site?

No

Is it co-ed?

No, men only

Can I bring my cellphone?

No, cellphones are not allowed. If you have an outing on the weekends, you can have your phone for that outing. You are allowed an MP3 but it cannot have access to internet.

What is their capacity?

20 men

Andy’s House provides long-term recovery support for individuals with substance or alcohol use disorders, along with resources for their families. The program combines a home-like environment with comprehensive care from certified counselors, a physician, a social worker, and a psychotherapist. With a focus on lasting recovery, the center offers a two-year aftercare plan and lifetime alumni support, including a family program to promote healthy relational dynamics.

Rehab Settings

- Detox
- Intensive Outpatient Program (IOP)
- Interventionist
- Outpatient
- Residential Long-Term

Services Offered

- Abstinence-Based Recovery
- Aftercare
- Assessment
- Faith-Based
- Family Services
- Family Support
- Holistic
- Relapse Prevention
- Services for Employees
- Substance Abuse Counselling
- Substance Abuse Counselling for Couples
- Substance Abuse Counselling for Families
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Twelve-Step

People Served

- Co-Ed

Trust Factors

- Certified by the Canadian Addiction Counsellors Certification Federation (CACCF)
- Certified by the CIUSSS
- Client Testimonials
- Evidence-Based Approach
- Licensed Staff
- Member of Association Quebecoise des Centres d'Intervention en Dependance

Lachine, QC

Key details about Andy’s House

How long is treatment?

Residential: 35 days with 16-week IOP
Residential: 90 days with 2 years of aftercare

Does Andy’s House have a detox on-site?

Yes, but only social detox, not medical detox

Is it co-ed?

Yes

Does Andy’s House have a gym or other amenities?

Yes, there is a fully equipped gym and a swimming pool.

What professional/medical staff work at Andy’s House?

Dr. David Luckow | Addictions Medicine Physician
Glenn Short, CACCF | Clinical Director
Tara Reymond | Psychotherapist
Varainja Stock | Social Worker

Le Domaine Perce-Neige’s Gatineau facility, opened in 2023, provides residential addiction treatment for adults 18 and over. With space for up to 72 residents, the program features individualized treatment planning, social reintegration services, and family support, offering long-term solutions for those seeking recovery.

Rehab Settings

- Detox
- Residential Long-Term

Services Offered

- Abstinence-Based Recovery
- Aftercare
- Drug Prevention and Education
- Family Services
- Family Support
- Gender-Specific
- Substance Abuse Counselling
- Substance Abuse Counselling for Couples
- Substance Abuse Counselling for Families
- Substance Abuse Counselling for Individuals
- Substance Abuse Group Counselling
- Vocational Rehabilitation

People Served

- Co-Ed
- Women

Trust Factors

- Certified by the CIUSSS
- Evidence-Based Approach
- Licensed Staff
- Non-Profit Organization
- Registered Canadian Charitable Organization

Gatineau, QC

Key details about Le Domaine Perce-Neige – Gatineau

How much does Le Domaine Perce-Neige – Gatineau cost?

$61.21 per day (those on social welfare might be covered)

How long is treatment?

Detox: up to 14 days
Program: 20 weeks

Does Le Domaine Perce-Neige – Gatineau have a detox on-site?

Yes, but only social detox, not medical detox

Is it co-ed?

Yes (wing also dedicated to women only)

Does Le Domaine Perce-Neige – Gatineau have a gym or other amenities?

Yes, there is a gym.

What professional/medical staff work at Le Domaine Perce-Neige – Gatineau?

Annie Castonguay, Social Worker | Clinical Director
Emily Hinnekens, Certificate - Drug Addiction | Responsible Supervisor
Carelle Diaka Yao, Bachelor's degree - Psychoeducation | Social worker

What is their capacity?

72 people

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Frequently Asked Questions

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Professional Perspective

One of the most well-supported findings in addiction research is that the amount of time a person stays engaged in treatment has a direct relationship with how well they do afterward. This has been demonstrated across substances, across treatment settings, and across decades of clinical study. People who remain in some form of structured care for longer periods are consistently more likely to reduce their substance use, avoid relapse, and regain stability in their employment, relationships, and overall functioning.

Despite this, much of the treatment system still operates on short timelines. Many publicly funded and insurance-driven programs are built around 28- or 30-day stays, a model shaped more by cost containment than by what the clinical evidence actually supports. The disconnect between what research shows and what most people are offered when they enter treatment is one of the more important gaps for anyone evaluating their options to understand. A 20-year review of continuing care studies conducted through the University of Pennsylvania examined what actually makes the difference in sustaining recovery after an initial phase of treatment, and found that duration was one of the clearest predictors of success.

“The results indicate that continuing care interventions were more likely to produce positive treatment effects when they had a longer planned duration, made more active efforts to deliver treatment to patients, and were studied more recently.”

James R. McKay, Ph.D.
James R. McKay, Ph.D.
University of Pennsylvania; Treatment Research Institute; Philadelphia VAMC

What This Means

The research is clear that treatment programs with a longer planned duration produce better results, because recovery involves real behavioral and neurological change that doesn’t happen on a fixed schedule. Equally important, the most effective programs don’t just keep the door open longer; they actively reach out to keep people engaged, rather than waiting for patients to show up on their own. For anyone currently looking for a treatment program, these findings suggest two practical questions worth asking: how long does the program’s care plan actually extend, and what does the facility do to keep people connected to support after the initial phase ends?

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