Charging a 2026 Tesla Model 3 Standard RWD at home in Wyoming

In Wyoming, home electricity runs 13.88¢/kWh — put a 2026 Tesla Model 3 Standard RWD's EPA-rated 24.3 kWh/100mi against that and 100 miles costs $3.37, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 78.9% cheaper per mile than gasoline in Wyoming — charging at home costs a fraction of what gas would here.

What a year of driving costs

Wyoming owners putting 15,000 annual miles on a 2026 Tesla Model 3 Standard RWD spend about $506 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,897 saved annually, at this mileage.

Filling up the 2026 Tesla Model 3 Standard RWD, in dollars

At Wyoming's rate, fully covering this 2026 Tesla Model 3 Standard RWD's 321-mile EPA range costs about $10.83 (78 kWh) — the energy the EPA test actually used, not the battery's rated size.

2026 Tesla Model 3 Standard RWD in Wyoming, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Tesla Model 3 Standard RWD in Wyoming ranks 101 for cost savings versus gas — 1 being the best deal nationally. Separately, the Tesla Model 3 Standard RWD ranks 2 of 400 EV models for raw efficiency, and Wyoming ranks 12 of 51 for cheapest residential electricity.

Next step: home charger installation

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Line up a few Wyoming electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Tesla Model 3 Standard RWD's cost in Wyoming. Wyoming's 13.88¢/kWh rate ranks 12 of 51 states; the state rate guide lays out the full spread.