Illinois Addiction Treatment Center Rankings & Safety Report

zReports Research Institute · Updated September 2026

Bythe zReports Healthcare Research Team · zReports Research Institute Data sourcezReports Consumer Intelligence Database™ v2026.09 Facilities analyzed704 Government sourcesthe state's licensing authority Last updatedSeptember 2026 MethodologyConsumer Z Score™ · Database v2026.09

Illinois has 704 active licensed treatment centers on the state's public file. zReports analyzed SAMHSA FindTreatment.gov federal locator of state-licensed treatment facilities (BHSIS) to produce a records layer grade for every one, the government's own verdicts, mapped through one fixed rule. No facility can pay to change a score, and the grade is free.

Key findings

704active licensed treatment centers across 209 Illinois cities appear on the state's public file.
53.6%hold an A or B records layer grade.
77.7is the statewide average records layer score across all graded treatment centers.
Springfieldis the highest-scoring larger city (12 facilities, average score 80.3).
Chicagohas the most licensed treatment centers in the state (182).

Key statistics

StatisticValue
Active licensed treatment centers704
Cities covered209
Statewide average records layer score77.7
Grade A facilities268 (38.1%)
Grade B facilities109 (15.5%)
Grade C facilities327 (46.4%)
Facilities with a clean record (no deficiencies on file)704 (100%)
Serious (high severity) findings on the record0
Moderate findings on the record0

How cities compare

Average records layer score by city (cities with 10+ facilities), against the statewide average of 77.7.

CityFacilitiesAvg scorevs state
Springfield1280.3+2.6
Chicago18277.7+0
Peoria1377.5-0.2
Waukegan1076.3-1.4
Elgin1176.3-1.4
Joliet1974.5-3.2

By city

Chicago (182)Joliet (19)Peoria (13)Springfield (12)Elgin (11)Waukegan (10)Rockford (9)Evanston (9)Wheaton (9)Arlington Heights (8)Quincy (8)Aurora (7)Palos Heights (7)Decatur (6)Belleville (6)Champaign (6)Northbrook (6)Saint Charles (6)Des Plaines (6)South Holland (6)Chicago Heights (5)Bloomington (5)Danville (5)Kankakee (5)Downers Grove (5)Naperville (5)Cicero (4)Melrose Park (4)Charleston (4)Berwyn (4)Hoffman Estates (4)Mount Vernon (4)Woodstock (4)Lombard (4)Elmhurst (4)Gurnee (4)Marion (4)Carbondale (4)Hazel Crest (4)Westmont (4)Maywood (4)Alton (4)Schaumburg (4)Blue Island (3)Normal (3)Skokie (3)Palos Hills (3)Rolling Meadows (3)Carterville (3)Anna (3)Warrenville (3)Du Quoin (3)Loves Park (3)Manteno (3)Flossmoor (3)Park Ridge (3)Rock Island (3)Vernon Hills (3)Buffalo Grove (3)Vienna (3)Oak Lawn (3)East Peoria (3)Calumet City (3)Mattoon (3)Dixon (3)Palatine (3)Hines (3)Ottawa (3)Milan (2)Mchenry (2)Macomb (2)Jacksonville (2)Harwood Heights (2)La Salle (2)Justice (2)Lake Zurich (2)Vandalia (2)Benton (2)Lincoln (2)East Saint Louis (2)Hanover Park (2)Orland Park (2)Dekalb (2)Effingham (2)Monmouth (2)Lansing (2)Carthage (2)Libertyville (2)Pittsfield (2)Crystal Lake (2)Sterling (2)Shelbyville (2)Freeport (2)Stone Park (2)Fox Lake (2)Hinsdale (2)Bellwood (2)Bolingbrook (2)Moline (2)Metropolis (2)La Grange (2)Winfield (2)Harvey (2)Carlinville (2)Sycamore (2)Oak Brook (2)Salem (2)Wheeling (2)Elk Grove Village (2)Belvidere (2)Taylorville (2)Beardstown (2)Goreville (1)West Chicago (1)Peru (1)Lynwood (1)North Chicago (1)Sparta (1)Washington (1)Carlyle (1)Granite City (1)Olney (1)O Fallon (1)Addison (1)Cairo (1)Hickory Hills (1)Highland Park (1)Matteson (1)Batavia (1)Shawneetown (1)Galena (1)Waterloo (1)Monticello (1)Caseyville (1)Paris (1)Golconda (1)Fairfield (1)Litchfield (1)Virginia (1)Evergreen Park (1)Franklin Park (1)Greenville (1)Tinley Park (1)Princeville (1)Newton (1)Centralia (1)Christopher (1)Chester (1)Pekin (1)Frankfort (1)Geneva (1)Canton (1)Park Forest (1)Dundee (1)Clinton (1)Mount Prospect (1)West Frankfort (1)Raymond (1)Johnston City (1)Flora (1)Mundelein (1)Rochelle (1)Urbana (1)Galesburg (1)Oquawka (1)Deerfield (1)Pontiac (1)Morris (1)Elizabethtown (1)Woodridge (1)Westchester (1)Mount Sterling (1)Oak Forest (1)Red Bud (1)Plainfield (1)Sesser (1)Gillespie (1)Crete (1)Maryville (1)Byron (1)East Moline (1)Alsip (1)Broadview (1)Streamwood (1)Amboy (1)Marshall (1)Bartlett (1)Mount Carroll (1)Bradley (1)Lerna (1)Lisle (1)Lawrenceville (1)Toledo (1)Albion (1)Rushville (1)Edwardsville (1)Watseka (1)Forest Park (1)Round Lake (1)Lake Villa (1)Princeton (1)Mount Carmel (1)Okawville (1)Oregon (1)Dongola (1)Yorkville (1)Carmi (1)Kewanee (1)Murphysboro (1)

Statewide top 25

#1 Captain James A Lovell Fhcc North Chicago · A

#2 Gateway Foundation Chicago · A

#3 Leyden Family Service Hoffman Estates · A

#4 Family Guidance Centers INC Manteno · A

#5 Mcdermott Center/Haymarket Ctr Chicago · A

#6 Comprehensive Connections Mount Vernon · A

#7 Va Illiana Healthcare System Danville · A

#8 South Suburban Council On Hazel Crest · A

#9 Vet Affairs/Edward Hines Jr Hospital Hines · A

#10 Behavioral Health And Chicago · A

#11 Illinois Recovery Center LLC Belleville · A

#12 Centerstone Of Illinois Anna · A

#13 Alexian Brothers Bh Hosp Schaumburg · A

#14 Comprehensive Behavior Health Center East Saint Louis · A

#15 Gateway Foundation Carbondale · A

#16 Break The Cycle Foundation INC Chicago · A

#17 Substance Abuse Operations Maywood · A

#18 Dupage County Health Department Wheaton · A

#19 Heritage Behavioral Health Center Decatur · A

#20 Rose Medical Association INC/Peoria Peoria · A

#21 Family Guidance Centers INC Springfield · A

#22 Duane Dean Behavioral Health Center Kankakee · A

#23 Ecker Center For Behavioral Health Elgin · A

#24 Abraxas Youth And Family Services Chicago · A

#25 Rose Medical Association INC Springfield · A

Don't see a name? Search it. Every treatment center has an answer.

Methodology

The free grade on this page contains zero zReports judgment: it maps the state's own published licensing and enforcement verdicts through one fixed rule, applied identically to every treatment center in America. Where the record and public reputation diverge, a highly reviewed facility with serious findings on file, the paid Consumer Intelligence Report™ surfaces it through the composite Consumer Z Score™ and our published ten point methodology. Facilities are never contacted and cannot pay to change a score. Read the full methodology →

About treatment center licensing in Illinois

Addiction Treatment Centers in Illinois are overseen by the state's licensing authority, whose certification, inspection, and quality-reporting data is published on the public record. This page is computed from SAMHSA FindTreatment.gov federal locator of state-licensed treatment facilities (BHSIS), the government’s own filings, not reviews or advertising.

Frequently asked questions

How many treatment centers are there in Illinois?

Illinois has 704 active licensed treatment centers on the state's public file, across 209 cities. Every one has a free records layer grade on zReports.

Which Illinois city has the most treatment centers?

Chicago, with 182 licensed treatment centers, followed by Joliet (19) and Peoria (13).

How are Illinois treatment center grades calculated?

The free records layer grade contains zero zReports judgment. It maps the government's own published verdicts, SAMHSA FindTreatment.gov federal locator of state-licensed treatment facilities (BHSIS), through one fixed rule, applied identically to every treatment center in the country. The paid Consumer Intelligence Report™ adds the composite Consumer Z Score™, which audits the record against public reputation through our published ten point methodology.

Why can a facility with 5-star reviews have a low grade?

Reviews and records are different surfaces. Reviews reflect what visitors chose to write, and can be managed by the business. Inspection and enforcement records are filed by the state, are mandatory, and cannot be edited by the facility. When the two diverge, the record is the surface worth checking. That divergence is exactly what zReports was built to surface.

How often are these rankings updated?

Rankings refresh whenever Illinois republishes its licensing data; facility pages carry the records-verified date for each provider. This page was generated from the current file as of September 2026.

Can a facility pay to change its score?

No. Facilities are never contacted, never notified, and cannot pay to be listed, delisted, or re-scored. zReports has no business relationship with any facility it grades, independence is the product.

Data Provenance

This report was generated from the zReports Consumer Records Database™, a continuously updated database that normalizes official government licensing, inspection, enforcement, ownership, and safety records across multiple federal and state agencies. Every statistic in this report is traceable to its originating public record. Facilities cannot pay to alter scores, rankings, or findings.

Data source: zReports Consumer Intelligence Database™ v2026.09 · Built from: CMS Provider Data Catalog · HHS OIG Exclusions List (LEIE) · Public consumer review signals (audited, never trusted, in the composite Consumer Z Score™) · Proprietary Consumer Z Score™ methodology · Updated: September 2026

Cite this report

APA, zReports Research Institute. (2026). Illinois Addiction Treatment Center Rankings & Safety Report (v2026.09). zReports.org. https://zreports.org/rankings/addiction/il

MLA, zReports Research Institute. “Illinois Addiction Treatment Center Rankings & Safety Report.” zReports.org, v2026.09, September 2026, zreports.org/rankings/addiction/il.

Plain, Illinois Addiction Treatment Center Rankings & Safety Report, zReports Research Institute, v2026.09, updated September 2026, zreports.org/rankings/addiction/il

Related research

Addiction Treatment Centers in all states → Chicago rankings →Joliet rankings →Peoria rankings → zReports Data Blog → How the Consumer Z Score™ works →