Gas prices in Maryland today
Regular gas in Maryland averages $3.99 a gallon, 6% less than the U.S. average of $4.27. That makes Maryland in the middle: rank 14 of 51 (1 = cheapest).
| Grade | Maryland | U.S. average | 15-gallon fill-up |
|---|---|---|---|
| Regular | $3.99 | $4.27 | $60 |
| Mid-grade | $4.60 | $4.78 | $69 |
| Premium | $4.94 | $5.17 | $74 |
| Diesel | $6.34 | $6.35 | $95 |
Source: AAA, Maryland average gas prices and AAA State Gas Price Averages, as of Oct 24, 2026. Fill-up = price × 15 gallons (our calculation). For metro-area prices, see AAA's Maryland page.
Taxes in the price: 46.8¢ a gallon in Maryland state taxes and fees plus the 18.4¢ federal tax, 65.2¢ in all, about 16% of today's price (Tax Foundation, July 2026; our calculation). Gas tax in Maryland.
What driving costs in Maryland
At $3.99 a gallon, a car that gets 27.2 mpg (the EPA's average for new vehicles) spends about $147 on gas every 1,000 miles, or 14.7 cents a mile (our calculation). Charging an electric car at Maryland's average home electricity price costs about $66 for the same 1,000 miles. Gas is only one part of the bill: full-coverage car insurance in Maryland averages $3,624 a year.
Planning a drive? The road trip cost calculator uses today's gas price, and the true cost of owning a car puts fuel next to insurance, repairs and depreciation.
Common questions
What is the average gas price in Maryland today?
Regular gas in Maryland averaged $3.99 a gallon on Oct 24, 2026, per AAA. Mid-grade was $4.60, premium $4.94 and diesel $6.34.
Is gas in Maryland cheaper than the national average?
Yes. Maryland's $3.99 is 6% less than the U.S. average of $4.27, which ranks it 14 of 51 states and DC (1 = cheapest, our ranking of AAA data).
How much does it cost to fill up a car in Maryland?
About $60 for 15 gallons of regular at today's Maryland average (our calculation). Driving 1,000 miles in a car that gets 27.2 mpg costs about $147 in gas.
Is an electric car cheaper to run than gas in Maryland?
At Maryland's average home electricity price, charging an EV for 1,000 miles costs about $66, compared with about $147 in gas for a 27.2 mpg car (our calculation from EIA and AAA prices, 31 kWh per 100 miles from fueleconomy.gov).
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