Wyoming · EIA survey Nov 9, 2026
Wyoming gas and diesel prices
Regular gasoline $3.946 and diesel $6.206 a gallon this week, including taxes. Wyoming is in EIA's Rocky Mountain (PADD 4) region; EIA publishes that region's average rather than a separate Wyoming figure.
Price history
Wyoming vs. its region and the U.S.
| Area | Diesel | Regular | Premium |
|---|---|---|---|
| Rocky Mountain (PADD 4) | $6.206 | $3.946 | $4.638 |
| United States | $6.127 | $3.995 | $5.013 |
Other states in Rocky Mountain (PADD 4)
Home heating fuels in Wyoming
EIA collects residential heating oil and propane prices weekly from October through March (monthly in summer). Regional averages are labeled.
Wyoming fuel taxes
| Gasoline | Diesel | |
|---|---|---|
| State taxes and fees | 24.0¢ | 24.0¢ |
| Federal excise | 18.4¢ | 24.4¢ |
| Total per gallon | 42.4¢ | 48.4¢ |
| Share of this week’s price | 11% | 8% |
| Rank (1 = highest state tax) | 41 of 51 | 39 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 Wyoming
At Wyoming’s average residential rate, home charging costs 71% 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 Wyoming?
$3.946 a gallon for regular in EIA's survey of November 9, 2026, the average for EIA's Rocky Mountain (PADD 4) region, which includes Wyoming.
What is the price of diesel in Wyoming?
$6.206 a gallon in EIA's survey of November 9, 2026 (Rocky Mountain (PADD 4) regional average; EIA does not publish a weekly diesel price for Wyoming alone).
Is fuel in Wyoming cheaper than the national average?
Diesel is 7.9¢ above the U.S. average, and regular gasoline 4.9¢ below.
What is the gas tax in Wyoming?
24.0¢ a gallon in state taxes on gasoline and 24.0¢ on diesel (Tax Foundation, July 2026), plus the federal 18.4¢ and 24.4¢: 42.4¢ and 48.4¢ in total.
Is it cheaper to drive electric in Wyoming?
At 14.43¢ per kWh (EIA residential average) an EV getting 3.5 miles per kWh spends about $4.12 per 100 miles on home charging, against $14.09 for a 28-mpg car at $3.946 gas.
Plan a trip or fleet budget with Wyoming prices: trip fuel cost · fleet budget. Source: EIA Gasoline and Diesel Fuel Update.