2026 Ford Mustang Mach-E RWD Extended: home charging cost in District of Columbia

In District of Columbia, home electricity runs 24.54¢/kWh — put a 2026 Ford Mustang Mach-E RWD Extended's EPA-rated 30.7 kWh/100mi against that and 100 miles costs $7.53, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 53% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Ford Mustang Mach-E RWD Extended charged at home in District of Columbia costs about $1,129/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,274 a year.

Cost of a full charge

A 2026 Ford Mustang Mach-E RWD Extended needs roughly 98.1 kWh to reach its EPA-rated 320-mile range, which runs about $24.08 at 24.54¢/kWh in District of Columbia.

Where this ranks

This combination ranks 14,220 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Ford Mustang Mach-E RWD Extended alone ranks 71 of 400 models for efficiency; District of Columbia alone ranks 42 of 51 states for electricity price.

Before you install a home charger in District of Columbia

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.

Get quotes from local electricians for Level 2 charger installation in District of Columbia before deciding.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. District of Columbia's 24.54¢/kWh rate ranks 42 of 51 states; the state rate guide lays out the full spread.