EV vs Gas Cost Per Mile in Wyoming (2026)
At 10.8¢/kWh electricity and $3.15/gallon gas, EVs cost 2.84¢/mile vs 11.25¢/mile for a 28 MPG gas car — 75% less per mile. That's $1009/year savings on 12,000 miles.
Cost Per Mile: EV vs Gas in Wyoming
| Vehicle Type | Fuel Cost | Efficiency | Cost Per Mile | 12,000 mi/yr |
|---|---|---|---|---|
| EV (home charging) | 10.8¢/kWh | 3.8 mi/kWh | 2.84¢ | $341 |
| Gas car (28 MPG) | $3.15/gal | 28 MPG | 11.25¢ | $1350 |
EV assumes 3.8 mi/kWh (Tesla Model 3 / Equinox EV efficiency range), 12,000 miles/year, 100% home charging. Electricity rate: EIA 2025 residential average for Wyoming. Gas price: AAA 2024 state average.
Annual Fuel Cost in Wyoming: EV vs Gas
EV Cost Per Mile in Wyoming: What the Numbers Mean
Wyoming's residential electricity rate of 10.8¢/kWh translates to 2.84¢ per mile for home charging, assuming 3.8 miles per kWh. That's one of the cheapest EV fuel costs in the country — Wyoming drivers get more miles per dollar than almost anywhere else.
At $3.15/gallon (#{@state[:name]} average), a 28 MPG gas car costs 11.25¢ per mile. The per-mile gap between EV and gas is 8.41¢ — 75% cheaper for the EV. Over 12,000 miles per year, that's $1009 saved.
Most Wyoming utilities offer time-of-use (TOU) rates for overnight EV charging that can reduce the home rate by 2–5¢/kWh. If you charge overnight, ask your utility — even small rate reductions compound over 12,000+ miles per year.
Wyoming vs National Average: Cost Per Mile
| Location | Electricity Rate | EV ¢/mile | Gas ¢/mile | EV Advantage |
|---|---|---|---|---|
| Wyoming | 10.8¢/kWh | 2.84¢ | 11.25¢ | 75% less |
| National Average | 16.1¢/kWh | 4.24¢ | 11.43¢ | 63% less |
Frequently Asked Questions
What is the EV cost per mile in Wyoming?
At Wyoming's residential electricity rate of 10.8¢/kWh, a typical EV (3.8 miles per kWh) costs 2.84¢ per mile to charge at home. Driving 12,000 miles per year costs $341 in fuel.
How does Wyoming compare to the national average for EV cost per mile?
The national average EV home charging cost is 4.24¢/mile (at 16.1¢/kWh). Wyoming's rate of 10.8¢/kWh puts its EV cost at 2.84¢/mile — 1.4¢ below the national average. Wyoming drivers pay less for EV fuel than most of the country.
How much does an EV save per mile vs gas in Wyoming?
In Wyoming, a 28 MPG gas car at $3.15/gallon costs 11.25¢/mile. An EV costs 2.84¢/mile at home. The per-mile savings is 8.41¢ — 75% less per mile. Over 12,000 miles per year, that's $1009 saved annually in fuel.
Does cost per mile include maintenance?
These figures cover fuel only. Adding maintenance, the EV advantage grows further. Gas cars average $1,200–$1,500/year in maintenance (oil changes, transmission, spark plugs). EVs average $400–$900/year. At 12,000 miles/year, total running costs in Wyoming: gas car approximately 21.3–23.3¢/mile all-in vs 6.8–9.8¢/mile for an EV.
EV Cost Per Mile in Other States
Data Sources
Electricity rate for Wyoming: U.S. Energy Information Administration (EIA) Electric Power Monthly, 2025 residential averages. Gas price: AAA 2024 state average. EV efficiency: 3.8 mi/kWh (Tesla Model 3 / Chevy Equinox EV range). Last updated: March 2026.