Best Car Dealers in Illinois
As of September 2026, CarEdge grades 953 of 2206 Illinois car dealers from 3,934 verified out-the-door quotes. Illinois's average doc fee is $364.
692 of 953 rated Illinois dealers earn an A · 104 earn a D or F
Data updated Sep 22, 2026 · How we score dealers
The Prairie State
Illinois's dealer grade: B
86/100 average transparency score
36th highest doc fees in the U.S.
Based on 953 dealers with verified quotes.
Transparency Leaderboard
View all 2206 dealers →Biggers Mazda
Elgin, IL
No mandatory add-ons · 31 verified quotes
See the quotesBerwyn Kia
Berwyn, IL
No mandatory add-ons · 20 verified quotes
See the quotesHyundai Of Palatine
Palatine, IL
No mandatory add-ons · 17 verified quotes
See the quotesMarino Chrysler Jeep Dodge Ram
Chicago, ILChicago, IL
Sutton Ford
Matteson, ILMatteson, IL
Grand Subaru
Bensenville, ILBensenville, IL
Antioch Chrysler Dodge Jeep Ram
Antioch, ILAntioch, IL
BMW Of Peoria
Peoria, ILPeoria, IL
Scherer Mazda
Peoria, ILPeoria, IL
Mcgrath Elmhurst Toyota
Elmhurst, ILElmhurst, IL
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More Dealers in Illinois
Napleton Mazda Of Naperville
Naperville, IL · 60 verified quotes
Woody Buick GMC Of Gurnee
Gurnee, IL · 56 verified quotes
Mcgrath City Hyundai
Chicago, IL · 31 verified quotes
Mcgrath City Mazda
Chicago, IL · 23 verified quotes
Bill Jacobs Volkswagen
Naperville, IL · 21 verified quotes
Motor Werks Honda
Barrington, IL · 20 verified quotes
Bill Jacobs BMW
Naperville, IL · 17 verified quotes
Heller Motors Inc
Pontiac, IL · 16 verified quotes
Infiniti Of Clarendon Hills
Clarendon Hills, IL · 15 verified quotes
Mcgrath Kia Of Highland Park
Highland Park, IL · 15 verified quotes
Napleton Mazda Of Libertyville
Libertyville, IL · 14 verified quotes
Brilliance Honda
Crystal Lake, IL · 13 verified quotes
Toyota Of Fox Lake
Fox Lake, IL · 13 verified quotes
Mcgrath Volvo Cars Barrington
Barrington, IL · 12 verified quotes
Infiniti Of Naperville
Naperville, IL · 11 verified quotes
Mcgrath Honda Of St. Charles
St. Charles, IL · 11 verified quotes
BMW Of Crystal Lake
Crystal Lake, IL · 10 verified quotes
Mcgrath Evanston Subaru
Skokie, IL · 9 verified quotes
Mercedes-Benz Of Westmont
Westmont, IL · 9 verified quotes
Napleton Lincoln Of Schaumburg
Schaumburg, IL · 9 verified quotes
Dealers by City in Illinois
Illinois doc fee law
Illinois law caps dealer documentation fees at approximately $378. A doc fee above that level on a Illinois quote is worth challenging before you sign.
Illinois Dealer FAQ
What is the average dealer doc fee in Illinois?
As of September 2026, the average documentation fee at 789 rated Illinois dealers is $364, based on 3,934 verified out-the-door quotes collected by CarEdge. State law caps Illinois doc fees at approximately $378.
Who are the best car dealers in Illinois?
Biggers Mazda, Berwyn Kia, Hyundai Of Palatine lead the Illinois transparency rankings. 692 of 953 rated Illinois dealers earned an A grade for fair fees, minimal add-ons, and honest pricing.
How are Illinois dealers graded?
Each dealer is scored 0-100 from verified out-the-door price quotes: fee transparency (30%), add-on behavior (30%), price accuracy (30%), and data quality (10%). Grades update as new Illinois quotes are verified.
How Illinois compares to its neighbors
Average doc fees next door. Crossing a state line can change what the dealer charges.
Tips for Buying a Car in Illinois
- Know the doc fee: The average doc fee in Illinois is $364. If a dealer charges significantly more, ask them to reduce it or consider other options.
- Good news on add-ons: 72% of dealers in Illinois charge no mandatory add-ons.
- Get multiple quotes: Request OTD quotes from at least 3 dealers to compare total prices, not just sticker prices.
- Check transparency scores: Dealers with scores above 80 typically have fair doc fees and minimal add-ons.