What is E85? Complete Guide to Flex Fuel & Ethanol Gasoline
E85 is an ethanol-heavy fuel blend (51-83% ethanol) for flex fuel vehicles. Learn what E85 is, how it differs from regular gas, benefits, drawbacks, and if it's right for your car.
55 public E85 stations in Maryland, led by Frederick, Hagerstown, Gaithersburg. Search the map by address or ZIP.
E85 is available in major areas. Check station locations before heading out.
Maryland offers 55 E85 stations strategically positioned along the critical I-95 corridor and throughout the Baltimore-Washington metro area. Two regional convenience store chains—Sheetz and Royal Farms—are driving steady E85 expansion.
Maryland's E85 infrastructure serves the I-95 corridor that connects 110 million people and facilitates 40% of U.S. GDP. This population density creates strong potential flex fuel demand.
The Clean Fuels Incentive Program provides grants for alternative fuel vehicles and infrastructure—FY22 awarded $1.9 million. State fleet vehicles using diesel must use minimum B5 biodiesel, and FFVs must use alternative fuel when available.
The Baltimore metropolitan area provides the strongest concentration through Royal Farms locations. Washington DC suburbs in Montgomery and Prince George's Counties offer good coverage for commuters. Sheetz coverage is strong in Western Maryland. The Frederick area has multiple stations.
Western Maryland along I-70 has limited options. I-95 provides the primary E85 corridor running 110 miles through Maryland.
Both Sheetz and Royal Farms run notable promotions, with Sheetz having offered $1.85/gallon E85. Infrastructure investments have driven a 70% increase in E85 and E15 sales since 2018.
Baltimore-area residents should explore Royal Farms locations—the regional chain is committed to E85 expansion. Western Maryland drivers will find Sheetz a reliable option. When traveling north on I-95, note that E85 availability varies through Delaware but improves in Pennsylvania.
E85 is an ethanol-heavy fuel blend (51-83% ethanol) for flex fuel vehicles. Learn what E85 is, how it differs from regular gas, benefits, drawbacks, and if it's right for your car.
Compare the real-world costs of E85 versus regular gasoline for your vehicle. Learn how to calculate cost per mile and determine if E85 saves you money.
Discover the environmental, economic, and performance benefits of E85. From reducing emissions to supporting American agriculture, learn why FFV owners choose E85.
Both Sheetz and Royal Farms run notable promotions, with Sheetz having offered $1.85/gallon E85. Infrastructure investments have driven a 70% increase in E85 and E15 sales since 2018. Across Maryland's 55 public E85 stations, actual savings vary by retailer and regional transport costs. Remember to adjust for E85's roughly 25–27% lower fuel economy when calculating cost per mile.
Maryland has 55 public E85 stations as of September 2026, according to the U.S. Department of Energy's Alternative Fuels Data Center. The most are in Frederick (7), Hagerstown (5) and Gaithersburg (3). Those 3 cities hold only about 27% of the total — the rest are spread across smaller towns and highway stops.
The Baltimore metropolitan area provides the strongest concentration through Royal Farms locations. Washington DC suburbs in Montgomery and Prince George's Counties offer good coverage for commuters. Sheetz coverage is strong in Western Maryland. The Frederick area has multiple stations. For live station data, scroll up to the interactive map or plan a route through Maryland.
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