Diesel Prices in Maine Today
Average diesel price in Maine: $6.431 per gallon on October 20, 2026. EIA U.S. weekly average $6.276. Current
What is the price of diesel in Maine today?
Diesel in Maine averages $6.431 per gallon (AAA daily state average, October 20, 2026), $0.155 more than the U.S. average of $6.276. Maine ranks #37 of 51 for cheapest diesel (1 = cheapest). A loaded semi at about 6.3 mpg spends about $1.02 per mile on fuel in Maine.
per gallon, October 20, 2026
U.S. average $6.276
of 51 (1 = cheapest)
semi truck, today price
Fuel cost per mile in Maine
Estimated diesel cost at the today Maine price of $6.431 a gallon, using fuel economy calibrated to FHWA and NACFE data.
| Truck | Fuel per mile | Fuel per 1,000 miles |
|---|---|---|
| Dry Van38,000 lbs, ~6.3 mpg | $1.02 | $1,023 |
| Reefer38,000 lbs, ~6.0 mpg | $1.07 | $1,065 |
| Flatbed40,000 lbs, ~6.0 mpg | $1.06 | $1,063 |
| Hotshot12,000 lbs, ~8.9 mpg | $0.72 | $722 |
| Box Truck7,000 lbs, ~9.1 mpg | $0.70 | $705 |
Your numbers depend on load weight, speed, terrain and idling. Enter them in the truck fuel cost calculator for an exact estimate.
Frequently asked questions
What is the price of diesel in Maine today?
Diesel in Maine averages $6.431 per gallon (AAA daily state average, October 20, 2026), $0.155 more than the U.S. average of $6.276. Maine ranks #37 of 51 for cheapest diesel (1 = cheapest). A loaded semi at about 6.3 mpg spends about $1.02 per mile on fuel in Maine.
How much does it cost to fill a semi truck in Maine?
At $6.43 a gallon, 150 gallons of diesel costs about $965 and 200 gallons about $1,286 in Maine at the today average.
Is diesel cheaper in Maine than nearby states?
Among nearby states in the same region, the cheapest today is Massachusetts at $6.336 a gallon. Maine is $6.431.
How often are Maine diesel prices updated?
The page checks for new prices twice a day. AAA publishes daily state averages; the EIA weekly regional average is shown only if a state has no daily value. If a source stops updating, the last value stays with its real date and a stale label.
| Massachusetts | $6.336 |
| Rhode Island | $6.339 |
| New Hampshire | $6.368 |
| Vermont | $6.395 |
| Connecticut | $6.442 |
Source: AAA daily state average, October 20, 2026. All 50 states
Running freight through Maine?
Texas Solutions dispatches semis for 5%, hotshots for 7% and box trucks for 8% of weekly gross. We plan lanes to cut empty miles and fuel.
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