10 Largest gas stations in Illinois in 2025 Based on Locations
The largest gas stations in Illinois in 2025
Shell, Exxon Mobil and Marathon Petroleum are the largest gas stations in Illinois in 2025 based on the number of locations. Shell has the most number of locations with 755 locations across 317 cities. Exxon Mobil has 460 and Marathon Petroleum has 173 locations in Illinois. These three together make 80.56% of the top 10 gas stations in Illinois.
| Rank | Brand | Number of Locations in Illinois | Cities Present In | Download Dataset | |
|---|---|---|---|---|---|
| #1 |
|
Shell | 755 | 317 | |
| #2 |
|
Exxon Mobil | 460 | 199 | |
| #3 |
|
Marathon Petroleum | 173 | 122 | |
| #4 |
|
Phillips 66 | 153 | 123 | |
| #5 |
|
Amoco | 62 | 48 | |
| #6 |
|
Conoco | 41 | 39 | |
| #7 |
|
Pilot Flying J | 34 | 33 | |
| #8 |
|
Roady's | 23 | 23 | |
| #9 |
|
TravelCenters of America | 14 | 13 | |
| #10 |
|
CountryMark | 8 | 8 |
Learn more about top gas stations in Illinois
Shell
Shell has 755 locations in Illinois. Read the detailed locations report of Shell in the United States. You can even instantly buy the entire dataset by clicking below.
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Exxon Mobil
Exxon Mobil has 460 locations in Illinois. Read the detailed locations report of Exxon Mobil in the United States. You can even instantly buy the entire dataset by clicking below.
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Marathon Petroleum
Marathon Petroleum has 173 locations in Illinois. Read the detailed locations report of Marathon Petroleum in the United States. You can even instantly buy the entire dataset by clicking below.
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Phillips 66
Phillips 66 has 153 locations in Illinois. Read the detailed locations report of Phillips 66 in the United States. You can even instantly buy the entire dataset by clicking below.
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Amoco
Amoco has 62 locations in Illinois. Read the detailed locations report of Amoco in the United States. You can even instantly buy the entire dataset by clicking below.
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Conoco
Conoco has 41 locations in Illinois. Read the detailed locations report of Conoco in the United States. You can even instantly buy the entire dataset by clicking below.
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Pilot Flying J
Pilot Flying J has 34 locations in Illinois. Read the detailed locations report of Pilot Flying J in the United States. You can even instantly buy the entire dataset by clicking below.
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Roady's
Roady's has 23 locations in Illinois. Read the detailed locations report of Roady's in the United States. You can even instantly buy the entire dataset by clicking below.
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TravelCenters of America
TravelCenters of America has 14 locations in Illinois. Read the detailed locations report of TravelCenters of America in the United States. You can even instantly buy the entire dataset by clicking below.
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CountryMark
CountryMark has 8 locations in Illinois. Read the detailed locations report of CountryMark in the United States. You can even instantly buy the entire dataset by clicking below.
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