Best Car Dealers in Illinois
As of July 2026, CarEdge grades 576 of 2132 Illinois car dealers from 2,335 verified out-the-door quotes. Illinois's average doc fee is $384.
366 of 576 rated Illinois dealers earn an A · 83 earn a D or F
Data updated Jul 11, 2026 · How we score dealers
The Prairie State
Illinois's dealer grade: B
82/100 average transparency score
35th highest doc fees in the U.S.
Based on 576 dealers with verified quotes.
Transparency Leaderboard
View all 2132 dealers →Napleton Buick GMC Crystal Lake
Crystal Lake, IL
No mandatory add-ons · 4 verified quotes
See the quotesMcgrath Acura Of Westmont
Westmont, IL
No mandatory add-ons · 6 verified quotes
See the quotesPatrick BMW MINI
Schaumburg, IL
No mandatory add-ons · 5 verified quotes
See the quotesWoody Buick-Gmc, Inc.
Naperville, ILNaperville, IL
Patriot Hyundai Of Bradley
Bourbonnais, ILBourbonnais, IL
Napletons Schaumburg Subaru
Schaumburg, ILSchaumburg, IL
Napleton'S Countryside Mazda
Countryside, ILCountryside, IL
Napleton River Oaks Kia
Lansing, ILLansing, IL
Napleton River Oaks Chrysler Dodge Jeep Ram
Lansing, ILLansing, IL
Napleton Palatine Chevrolet
Palatine, ILPalatine, IL
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More Dealers in Illinois
Signature Auto Enterprises
Schaumburg, IL
Signature Motor Group
Glenview, IL
Signature Truck Center
Crystal Lake, IL
Silver Auto Sales And Service
Frankfort, IL
Silverthorne Chevrolet GMC
Robinson, IL
Silverthorne Chrysler Dodge Jeep RAM
Robinson, IL
Silverthorne Ford
Robinson, IL
Simotes Motor Sales & Service
Minooka, IL
Simotes Motors
Minooka, IL
Sinnissippi Motors
Rockford, IL
Skyline Auto Group Of Mt. Prospect
Mount Prospect, IL
Skyline Luxury Motors
Roselle, IL
Sld Enterprises Llc
Dupo, IL
Smart Buy Auto
Bradley, IL
Smart Buy Auto Center – Aurora
Aurora, IL
Smart Buy Auto Center – Oswego
Oswego, IL
Smart Buy Auto Credit
Aurora, IL
Smart Choice Auto Sales
Godfrey, IL
Smoky Jennings Chevrolet
Palmyra, IL
Smoky Jennings-springfield
Springfield, IL
Dealers by City in Illinois
Illinois doc fee law
Illinois caps documentation fees by statute and adjusts the limit annually for inflation (around $347). Because nearly every Illinois dealer charges the maximum, the real negotiation is on price and add-ons.
Illinois Dealer FAQ
What is the average dealer doc fee in Illinois?
As of July 2026, the average documentation fee at 489 rated Illinois dealers is $384, based on 2,335 verified out-the-door quotes collected by CarEdge. State law caps Illinois doc fees at approximately $347.
Who are the best car dealers in Illinois?
Napleton Buick GMC Crystal Lake, Mcgrath Acura Of Westmont, Patrick BMW MINI lead the Illinois transparency rankings. 366 of 576 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 $384. If a dealer charges significantly more, ask them to reduce it or consider other options.
- Good news on add-ons: 64% 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.