Gas prices in Utah today
Regular gas in Utah averages $4.68 a gallon, 10% more than the U.S. average of $4.27. That makes Utah one of the most expensive: rank 42 of 51 (1 = cheapest).
| Grade | Utah | U.S. average | 15-gallon fill-up |
|---|---|---|---|
| Regular | $4.68 | $4.27 | $70 |
| Mid-grade | $4.96 | $4.78 | $74 |
| Premium | $5.21 | $5.17 | $78 |
| Diesel | $6.43 | $6.35 | $96 |
Source: AAA, Utah 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 Utah page.
Taxes in the price: 32.5¢ a gallon in Utah state taxes and fees plus the 18.4¢ federal tax, 50.9¢ in all, about 11% of today's price (Tax Foundation, July 2026; our calculation). Gas tax in Utah.
What driving costs in Utah
At $4.68 a gallon, a car that gets 27.2 mpg (the EPA's average for new vehicles) spends about $172 on gas every 1,000 miles, or 17.2 cents a mile (our calculation). Charging an electric car at Utah's average home electricity price costs about $41 for the same 1,000 miles. Gas is only one part of the bill: full-coverage car insurance in Utah averages $1,752 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 Utah today?
Regular gas in Utah averaged $4.68 a gallon on Oct 24, 2026, per AAA. Mid-grade was $4.96, premium $5.21 and diesel $6.43.
Is gas in Utah cheaper than the national average?
No. Utah's $4.68 is 10% more than the U.S. average of $4.27, which ranks it 42 of 51 states and DC (1 = cheapest, our ranking of AAA data).
How much does it cost to fill up a car in Utah?
About $70 for 15 gallons of regular at today's Utah average (our calculation). Driving 1,000 miles in a car that gets 27.2 mpg costs about $172 in gas.
Is an electric car cheaper to run than gas in Utah?
At Utah's average home electricity price, charging an EV for 1,000 miles costs about $41, compared with about $172 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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