Charging a 2026 Ford Mustang Mach-E GT at home in Washington

At Washington's residential electricity rate of 14.35¢/kWh, a 2026 Ford Mustang Mach-E GT (rated 37.4 kWh per 100 miles by the EPA) costs $5.37 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 66.5% cheaper per mile than gasoline in Washington — charging at home costs a fraction of what gas would here.

2026 Ford Mustang Mach-E GT: yearly cost in Washington

Washington owners putting 15,000 annual miles on a 2026 Ford Mustang Mach-E GT spend about $805 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,598 saved annually, at this mileage.

What one full charge costs

At Washington's rate, fully covering this 2026 Ford Mustang Mach-E GT's 280-mile EPA range costs about $15.02 (104.7 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Ford Mustang Mach-E GT in Washington ranks 6,357 for cost savings versus gas — 1 being the best deal nationally. Separately, the Ford Mustang Mach-E GT ranks 202 of 400 EV models for raw efficiency, and Washington ranks 15 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Ford Mustang Mach-E GT at home

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.

Ask a licensed Washington electrician to quote the install before this math becomes a real decision.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Washington's 14.35¢/kWh rate ranks 15 of 51 states; the state rate guide lays out the full spread.