Charging a 2026 Tesla Model S at home in Wyoming

At Wyoming's residential electricity rate of 13.88¢/kWh, a 2026 Tesla Model S (rated 27.1 kWh per 100 miles by the EPA) costs $3.77 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 76.5% cheaper per mile than gasoline in Wyoming — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

Wyoming owners putting 15,000 annual miles on a 2026 Tesla Model S spend about $565 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,838 saved annually, at this mileage.

Filling up the 2026 Tesla Model S, in dollars

At Wyoming's rate, fully covering this 2026 Tesla Model S's 410-mile EPA range costs about $15.44 (111.2 kWh) — the energy the EPA test actually used, not the battery's rated size.

2026 Tesla Model S in Wyoming, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Tesla Model S in Wyoming ranks 488 for cost savings versus gas — 1 being the best deal nationally. Separately, the Tesla Model S ranks 20 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.

Get quotes from local electricians for Level 2 charger installation in Wyoming before deciding.

More on how this number was built

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