Arizona · EIA survey Nov 9, 2026
Arizona gas and diesel prices
Regular gasoline $4.584 and diesel $6.429 a gallon this week, including taxes. Arizona is in EIA's West Coast less California region; EIA publishes that region's average rather than a separate Arizona figure.
Price history
Arizona vs. its region and the U.S.
| Area | Diesel | Regular | Premium |
|---|---|---|---|
| West Coast less California | $6.429 | $4.584 | $5.234 |
| West Coast (PADD 5) | $7.110 | $5.110 | $5.761 |
| United States | $6.127 | $3.995 | $5.013 |
Other states in West Coast less California
Home heating fuels in Arizona
EIA collects residential heating oil and propane prices weekly from October through March (monthly in summer).
Arizona fuel taxes
| Gasoline | Diesel | |
|---|---|---|
| State taxes and fees | 19.0¢ | 19.0¢ |
| Federal excise | 18.4¢ | 24.4¢ |
| Total per gallon | 37.4¢ | 43.4¢ |
| Share of this week’s price | 8% | 7% |
| Rank (1 = highest state tax) | 48 of 51 | 49 of 51 |
State rates: Tax Foundation, July 2026 (state statutes); excludes some local and gross-receipts taxes. Share uses the regional average price. All states.
Driving electric in Arizona
At Arizona’s average residential rate, home charging costs 74% less per mile than gasoline. Public fast charging usually costs more. Run your own numbers.
Quick answers
What is the average price of gas in Arizona?
$4.584 a gallon for regular in EIA's survey of November 9, 2026, the average for EIA's West Coast less California region, which includes Arizona.
What is the price of diesel in Arizona?
$6.429 a gallon in EIA's survey of November 9, 2026 (West Coast less California regional average; EIA does not publish a weekly diesel price for Arizona alone).
Is fuel in Arizona cheaper than the national average?
Diesel is 30.2¢ above the U.S. average, and regular gasoline 58.9¢ above.
What is the gas tax in Arizona?
19.0¢ a gallon in state taxes on gasoline and 19.0¢ on diesel (Tax Foundation, July 2026), plus the federal 18.4¢ and 24.4¢: 37.4¢ and 43.4¢ in total.
Is it cheaper to drive electric in Arizona?
At 15.05¢ per kWh (EIA residential average) an EV getting 3.5 miles per kWh spends about $4.30 per 100 miles on home charging, against $16.37 for a 28-mpg car at $4.584 gas.
Plan a trip or fleet budget with Arizona prices: trip fuel cost · fleet budget. Source: EIA Gasoline and Diesel Fuel Update.