10 Largest gas stations in Maryland in 2025 Based on Locations
The largest gas stations in Maryland in 2025
Shell, Exxon Mobil and Marathon Petroleum are the largest gas stations in Maryland in 2025 based on the number of locations. Shell has the most number of locations with 283 locations across 105 cities. Exxon Mobil has 272 and Marathon Petroleum has 66 locations in Maryland. These three together make 91.73% of the top 10 gas stations in Maryland.
| Rank | Brand | Number of Locations in Maryland | Cities Present In | Download Dataset | |
|---|---|---|---|---|---|
| #1 |
|
Shell | 283 | 105 | |
| #2 |
|
Exxon Mobil | 272 | 114 | |
| #3 |
|
Marathon Petroleum | 66 | 38 | |
| #4 |
|
Quarles Petroleum | 22 | 17 | |
| #5 |
|
Valero Energy | 18 | 15 | |
| #6 |
|
Amoco | 7 | 4 | |
| #7 |
|
Pilot Flying J | 6 | 5 | |
| #8 |
|
TravelCenters of America | 3 | 3 |
Disclaimer: Brand logos are used for visual representation only and do not imply endorsement or affiliation.
Learn more about top gas stations in Maryland
Shell
Shell has 283 locations in Maryland. 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 272 locations in Maryland. 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 66 locations in Maryland. 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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Quarles Petroleum
Quarles Petroleum has 22 locations in Maryland. Read the detailed locations report of Quarles Petroleum in the United States. You can even instantly buy the entire dataset by clicking below.
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Valero Energy
Valero Energy has 18 locations in Maryland. Read the detailed locations report of Valero Energy in the United States. You can even instantly buy the entire dataset by clicking below.
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Amoco
Amoco has 7 locations in Maryland. 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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Pilot Flying J
Pilot Flying J has 6 locations in Maryland. 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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TravelCenters of America
TravelCenters of America has 3 locations in Maryland. 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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Note: To ensure accurate industry categorization, we utilize NAICS codes, which classify businesses by their main economic activity. As a result, companies may appear in different industry location reports based on their primary NAICS classification. For instance, Walmart is classified as a department store under NAICS.
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