Gas prices in Maine today
Regular gas in Maine averages $4.31 a gallon, 1% more than the U.S. average of $4.27. That makes Maine in the middle: rank 30 of 51 (1 = cheapest).
| Grade | Maine | U.S. average | 15-gallon fill-up |
|---|---|---|---|
| Regular | $4.31 | $4.27 | $65 |
| Mid-grade | $4.89 | $4.78 | $73 |
| Premium | $5.35 | $5.17 | $80 |
| Diesel | $6.42 | $6.35 | $96 |
Source: AAA, Maine 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 Maine page.
Taxes in the price: 31.4¢ a gallon in Maine state taxes and fees plus the 18.4¢ federal tax, 49.8¢ in all, about 12% of today's price (Tax Foundation, July 2026; our calculation). Gas tax in Maine.
What driving costs in Maine
At $4.31 a gallon, a car that gets 27.2 mpg (the EPA's average for new vehicles) spends about $158 on gas every 1,000 miles, or 15.8 cents a mile (our calculation). Charging an electric car at Maine's average home electricity price costs about $100 for the same 1,000 miles. Gas is only one part of the bill: full-coverage car insurance in Maine averages $1,668 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 Maine today?
Regular gas in Maine averaged $4.31 a gallon on Oct 24, 2026, per AAA. Mid-grade was $4.89, premium $5.35 and diesel $6.42.
Is gas in Maine cheaper than the national average?
No. Maine's $4.31 is 1% more than the U.S. average of $4.27, which ranks it 30 of 51 states and DC (1 = cheapest, our ranking of AAA data).
How much does it cost to fill up a car in Maine?
About $65 for 15 gallons of regular at today's Maine average (our calculation). Driving 1,000 miles in a car that gets 27.2 mpg costs about $158 in gas.
Is an electric car cheaper to run than gas in Maine?
At Maine's average home electricity price, charging an EV for 1,000 miles costs about $100, compared with about $158 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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