What it costs to charge a 2026 Ford Mustang Mach-E RWD Extended in South Dakota

In South Dakota, home electricity runs 14.33¢/kWh — put a 2026 Ford Mustang Mach-E RWD Extended's EPA-rated 30.7 kWh/100mi against that and 100 miles costs $4.4, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 72.6% cheaper per mile than gasoline in South Dakota — charging at home costs a fraction of what gas would here.

2026 Ford Mustang Mach-E RWD Extended: yearly cost in South Dakota

Home charging this 2026 Ford Mustang Mach-E RWD Extended in South Dakota runs about $659 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,744 saved annually, at this mileage.

What one full charge costs

$14.06 — that's what South Dakota's 14.33¢/kWh rate puts on the 98.1 kWh a 2026 Ford Mustang Mach-E RWD Extended needs for its full 320-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Ford Mustang Mach-E RWD Extended in South Dakota ranks 2,037 for cost savings versus gas — 1 being the best deal nationally. Separately, the Ford Mustang Mach-E RWD Extended ranks 71 of 400 EV models for raw efficiency, and South Dakota ranks 14 of 51 for cheapest residential electricity.

Before you install a home charger in South Dakota

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 South Dakota electrician quotes for Level 2 install before you commit either way.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. South Dakota's 14.33¢/kWh rate ranks 14 of 51 states; the state rate guide lays out the full spread.