Est. 2019 Verified

Trillium Place Residential Center at The Knolls

3300 West New Leaf Lane, Peoria, IL 61615

Program 30 days
Care Levels Residential Rehab, Co-Occurring Mental Health
Insurance 24 accepted
Therapies 8 methods

Free & confidential · Insurance verification · 24/7

Trillium Place Residential Center at The Knolls

Key Takeaways

  • Trillium Place Residential Center at The Knolls is a Residential Rehab facility in Peoria, IL, established in 2019.
  • Accepts 24 insurance providers including Aetna, Anthem, BlueCross BlueShield.
  • Uses 8 evidence-based therapies: 1-on-1 Counseling, Family Therapy, Group Therapy, Life Skills.
  • Call (833) 546-3513 for free insurance verification and admission guidance (24/7).

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Trillium Place Residential Center at The Knolls photo 1
Trillium Place Residential Center at The Knolls

Why Choose Trillium Place Residential Center at The Knolls

Broad Insurance Coverage

Accepts 24 insurance providers, making treatment accessible for more families.

Evidence-Based Therapies

Offers 8 proven treatment methods including 1-on-1 Counseling, Family Therapy, Group Therapy.

Multiple Care Levels

Provides 2 levels of care: Residential Rehab, Co-Occurring Mental Health — ensuring the right intensity for every stage of recovery.

Specialized Programs

Offers targeted programs for Drug Addiction, Men, Medication-Assisted Treatment.

About Trillium Place Residential Center at The Knolls: Programs, Staff & Mission

Set near the edges of Peoria on Willow Knolls Drive, this residential center welcomes men 18 and older seeking help for substance use disorder (SUD), including challenges related to opioids, marijuana, and methamphetamines. Within its licensed mental health care program, residents receive full-time support while practicing life and coping skills in a home-like setting. The center’s environment gently encourages healing, independence, and a renewed sense of purpose through personalized care and a strong foundation for recovery.
Trillium Place follows a whole-person approach grounded in therapies like individual and group counseling, psychoeducation, and stress management. Clients also receive medication-assisted treatment (MAT) to help with chemical dependence. The program extends beyond treatment with aftercare services that include employment and literacy support, mentoring, and discharge planning. Physical wellness activities help clients grow stronger in every way, so they leave not only more stable but more confident stepping into their life again.

What to Expect at Trillium Place Residential Center at The Knolls

Your path from first call to lasting recovery

1

Assessment

A clinical team evaluates your history, needs, and goals to build a personalized plan.

2

Active Care

Evidence-based therapies including 1-on-1 Counseling and Family Therapy, typically 30 days.

3

Aftercare

Ongoing support, relapse prevention planning, and connections to community resources.

Start Your Journey — (833) 546-3513

Free guidance • No obligation

What Levels of Care Are Available?

Programs available at this facility

Residential Rehab

Live-in treatment with comprehensive daily programming.

Co-Occurring Mental Health

What Insurance Does Trillium Place Residential Center at The Knolls Accept?

24 insurance providers accepted. Learn about insurance coverage →

Aetna Aetna
Anthem Anthem
BlueCross BlueShield BlueCross BlueShield
Bright Health Bright Health
CareFirst CareFirst
Carelon Behavioral Health Carelon Behavioral Health
Cigna Cigna
ComPsych ComPsych
GuideWell GuideWell
HealthNet HealthNet
HealthPartners HealthPartners
Highmark Highmark
Humana Humana
ITU Funds ITU Funds
Intermountain Healthcare Intermountain Healthcare
Kaiser Permanente Kaiser Permanente
MHN MHN
Medicaid Medicaid
Medicare Medicare
Optum Optum
Oscar Oscar
Tricare Tricare
Tufts Health Tufts Health
United Healthcare United Healthcare

Not sure if your insurance covers this center?

Free, confidential verification in under 5 minutes. We check your specific benefits and out-of-pocket costs.

(833) 546-3513

What Therapies and Approaches Are Used?

Evidence-based methods used at this center. Browse all types →

1-on-1 Counseling
Family Therapy

Repairs relationships and builds a supportive home environment.

Group Therapy

Shared healing through peer support and group dynamics.

Life Skills

Practical skills for independent, sober daily living.

Relapse Prevention Counseling

Skills and strategies to maintain long-term sobriety.

Medication-Assisted Treatment

FDA-approved medications to reduce cravings and withdrawal.

Who Does Trillium Place Residential Center at The Knolls Treat?

Men

Gender-specific programs addressing male-related issues

Men Only

Gender-specific programs addressing male-related issues

What Conditions and Substances Are Treated?

Substances

Alcohol Co-Occurring Disorders Drug Addiction Opioids Prescription Drugs Heroin Methamphetamine Marijuana

Conditions

Anger Anxiety Depression Stress

Aftercare & Continuing Support

Discharge Planning Employment Counseling Mentoring and Peer support

Additional Services

Type of Care
Mental health treatment Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children
Service Setting (e.g., Outpatient, Residential, Inpatient, etc.)
Residential/24-hour residential
Facility Type
Residential treatment center (RTC) for adults
Pharmacotherapies
Chlorpromazine Haloperidol Clozapine Nicotine replacement Antipsychotics used in treatment of SMI
Treatment Approaches
Activity therapy Group therapy Individual psychotherapy Abnormal involuntary movement scale
Facility Operation (e.g., Private, Public)
Private non-profit organization
Payment/Insurance/Funding Accepted
Community Mental Health Block Grants Medicare Medicaid Cash or self-payment State mental health agency (or equivalent) funds
Payment Assistance Available
Sliding fee scale (fee is based on income and other factors)
Special Programs/Groups Offered
Clients with co-occurring mental and substance use disorders Clients who have experienced trauma Persons 18 and older with serious mental illness (SMI)
Assessment/Pre-treatment
Screening for tobacco use
Recovery Support Services
Mentoring/peer support
Education and Counseling Services
Smoking/vaping/tobacco cessation counseling
Facility Smoking Policy
Smoking permitted in designated area
Age Groups Accepted
Young Adults Seniors
Facility Vaping Policy
Vaping permitted in designated area
Ancillary Services
Illness management and recovery Supported housing Case management service Suicide prevention services

How Much Does Treatment Cost?

Average costs vary by care level. Insurance typically covers 60-80% of treatment.

Care Level Avg. Cost/Month With Insurance Duration
Medical Detox $5,000–$10,000 $500–$3,000 3–7 days
Residential $15,000–$30,000 $2,000–$8,000 30–90 days
PHP/IOP $5,000–$12,000 $500–$3,000 6–12 weeks
Outpatient $1,000–$5,000 $100–$1,000 3–12 months

Source: SAMHSA National Survey, 2024. Costs vary by location and provider. Call (833) 546-3513 for a free, personalized cost estimate.

Frequently Asked Questions

How long is the program at Trillium Place Residential Center at The Knolls?
The typical program length at Trillium Place Residential Center at The Knolls is 30 days. Actual duration varies based on individual assessment and treatment progress.
What insurance does Trillium Place Residential Center at The Knolls accept?
Trillium Place Residential Center at The Knolls accepts 24 insurance providers including Aetna, Anthem, BlueCross BlueShield, Bright Health, CareFirst. Call (833) 546-3513 for free insurance verification.
What levels of care are available?
This facility offers 2 levels of care: Residential Rehab, Co-Occurring Mental Health. Your care team will recommend the appropriate level based on your evaluation.
Who does Trillium Place Residential Center at The Knolls treat?
Trillium Place Residential Center at The Knolls treats Men, Men Only. Contact the facility to discuss specific eligibility requirements.
How do I start the admissions process?
Call (833) 546-3513 for a free, confidential consultation. Our specialists verify your insurance, explain options, and guide you through every step of the admission process.
Does insurance cover treatment here?
Most major insurance plans cover treatment. Call (833) 546-3513 for a free verification — we check your specific benefits and out-of-pocket costs within minutes.
What therapies are used at this center?
Trillium Place Residential Center at The Knolls uses evidence-based approaches including 1-on-1 Counseling, Family Therapy, Group Therapy, Life Skills, Relapse Prevention Counseling. Treatment plans are personalized to each individual.

Contact Trillium Place Residential Center at The Knolls

Free Guidance & Insurance Verification

(833) 546-3513

Address

3300 West New Leaf Lane, Peoria, IL, 61615

Center Phone

(309) 689-3074

Languages

English

Last updated: April 5, 2026 Reviewed by RehabHive Editorial Team

Sources & References

This listing includes information from publicly available data and provider submissions. For authoritative resources on treatment and recovery:

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Location

3300 West New Leaf Lane, Peoria, IL, 61615

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