Gas prices in New Hampshire today
Regular gas in New Hampshire averages $4.22 a gallon, 1% less than the U.S. average of $4.27. That makes New Hampshire in the middle: rank 25 of 51 (1 = cheapest).
| Grade | New Hampshire | U.S. average | 15-gallon fill-up |
|---|---|---|---|
| Regular | $4.22 | $4.27 | $63 |
| Mid-grade | $4.82 | $4.78 | $72 |
| Premium | $5.29 | $5.17 | $79 |
| Diesel | $6.37 | $6.35 | $95 |
Source: AAA, New Hampshire 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 New Hampshire page.
Taxes in the price: 23.8¢ a gallon in New Hampshire state taxes and fees plus the 18.4¢ federal tax, 42.1¢ in all, about 10% of today's price (Tax Foundation, July 2026; our calculation). Gas tax in New Hampshire.
What driving costs in New Hampshire
At $4.22 a gallon, a car that gets 27.2 mpg (the EPA's average for new vehicles) spends about $155 on gas every 1,000 miles, or 15.5 cents a mile (our calculation). Charging an electric car at New Hampshire's average home electricity price costs about $86 for the same 1,000 miles. Gas is only one part of the bill: full-coverage car insurance in New Hampshire averages $1,020 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 New Hampshire today?
Regular gas in New Hampshire averaged $4.22 a gallon on Oct 24, 2026, per AAA. Mid-grade was $4.82, premium $5.29 and diesel $6.37.
Is gas in New Hampshire cheaper than the national average?
Yes. New Hampshire's $4.22 is 1% less than the U.S. average of $4.27, which ranks it 25 of 51 states and DC (1 = cheapest, our ranking of AAA data).
How much does it cost to fill up a car in New Hampshire?
About $63 for 15 gallons of regular at today's New Hampshire average (our calculation). Driving 1,000 miles in a car that gets 27.2 mpg costs about $155 in gas.
Is an electric car cheaper to run than gas in New Hampshire?
At New Hampshire's average home electricity price, charging an EV for 1,000 miles costs about $86, compared with about $155 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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