This page covers franchised Cadillac dealers in Illinois. Some operate as part of multi-franchise stores that carry additional brands under the same roof. They are included here because they hold an active Cadillac franchise. Cadillac dealers in Illinois average 4.46 stars across 26 stores and 15,828 reviews. That 4.46-star average is 0.06 stars above the national Cadillac average (4.40) and 0.04 stars below the overall Illinois dealer average across all brands (4.50). Of the 26 Cadillac stores in Illinois, 14 rate 4.5 stars or higher. The most-reviewed Cadillac dealer in Illinois is Zeigler Cadillac of Lincolnwood with 1,724 reviews at 4.40 stars. Volume of reviews and star rating do not always align: a larger store accumulates reviews faster, which can place it below a smaller but more consistently rated store in the ranked table.
| Dealer | City | Rating | Reviews |
|---|---|---|---|
| Sam Leman Chevrolet of Champaign | Champaign | 4.60 | 1,680 |
| Zeigler Cadillac of Lincolnwood | Lincolnwood | 4.40 | 1,724 |
| Motor Werks Cadillac | Barrington | 4.60 | 1,349 |
| Jack Schmitt Chevrolet Of O'Fallon | O'Fallon | 4.60 | 1,348 |
| Heritage Cadillac, Inc. | Lombard | 4.60 | 1,313 |
| Cadillac of Naperville | Naperville | 4.40 | 1,148 |
| Advantage Cadillac | Hodgkins | 4.70 | 895 |
| Patrick Cadillac | Schaumburg | 4.40 | 982 |
| Rizza Cadillac | Tinley Park | 4.50 | 926 |
| Napleton River Oaks Cadillac | Calumet City | 4.30 | 613 |
| Napleton Cadillac of Libertyville | Libertyville | 4.40 | 576 |
| Castle Cadillac McHenry | McHenry | 4.80 | 460 |
| Landmark Cadillac | Springfield | 4.60 | 402 |
| Napleton Cadillac of Oak Lawn | Oak Lawn | 4.10 | 397 |
| Quality Cadillac | Alton | 4.80 | 280 |
| Napleton Cadillac of Northbrook | Northbrook | 4.10 | 355 |
| Landmark of Taylorville, Inc. | Taylorville | 4.20 | 259 |
| DeKalb Sycamore Cadillac | Sycamore | 4.50 | 183 |
| Hawk Cadillac | Joliet | 4.30 | 178 |
| Napleton Cadillac | Rockford | 4.00 | 200 |
| Ray Dennison Cadillac | Pekin | 4.60 | 151 |
| McLaughlin Cadillac | Moline | 4.10 | 170 |
| Barker Cadillac | Bloomington | 4.80 | 88 |
| Arnie Bauer Cadillac | Matteson | 4.40 | 79 |
| Sam Leman Cadillac of Champaign | Champaign | 4.70 | 62 |
| Ken Nelson Cadillac | Dixon | 4.50 | 10 |
The top-rated Cadillac dealer in Illinois is Sam Leman Chevrolet of Champaign at 4.60 stars on 1,680 reviews.
Cadillac dealers in Illinois have logged 15,828 total Google reviews across 26 stores, an average of 609 reviews per store.
Cadillac dealers in other states: Cadillac in Utah | Cadillac in Mississippi | Cadillac in Virginia | Cadillac in Alabama | Cadillac in Iowa | Cadillac in Nebraska | Cadillac in Ohio | Cadillac in Missouri
Other brands in Illinois: Porsche in Illinois | Lexus in Illinois | Genesis in Illinois | Ferrari in Illinois | Ram in Illinois | GMC in Illinois | Mitsubishi in Illinois | Subaru in Illinois
Cadillac overview | Illinois overview
Source: DGActual Dealer Reviews Index, public Google ratings for 17,051 franchised dealers. Data as of 2026-10-10. Author: Daniel Govaer. Research support: Perplexity. Reuse with attribution and written consent, terms at dgactual.com/terms.html. See data.dgactual.com and reviews.dgactual.com. Open the live interactive scoreboard.