Washington home charging cost for the 2026 Ford Mustang Mach-E Rally

In Washington, home electricity runs 14.35¢/kWh — put a 2026 Ford Mustang Mach-E Rally's EPA-rated 40.2 kWh/100mi against that and 100 miles costs $5.76, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 64% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Ford Mustang Mach-E Rally costs roughly $864 a year to charge at home in Washington, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,539 a year.

Filling up the 2026 Ford Mustang Mach-E Rally, in dollars

Covering the 2026 Ford Mustang Mach-E Rally's EPA-rated 255-mile range takes about 102.4 kWh, which costs about $14.69 at Washington's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Ford Mustang Mach-E Rally in Washington, ranked

This combination ranks 8,347 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Ford Mustang Mach-E Rally alone ranks 271 of 400 models for efficiency; Washington alone ranks 15 of 51 states for electricity price.

Before you install a home charger in Washington

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

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

Where these figures come from

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.