Iowa home charging cost for the 2026 Polestar 3 Long Range Single Motor (21 Inch Wheels)

At Iowa's residential electricity rate of 13.77¢/kWh, a 2026 Polestar 3 Long Range Single Motor (21 Inch Wheels) (rated 34.7 kWh per 100 miles by the EPA) costs $4.78 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. Charging at home costs a fraction of what gas would here: 70.1% 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 Polestar 3 Long Range Single Motor (21 Inch Wheels) costs roughly $717 a year to charge at home in Iowa, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,686 a year.

Cost of a full charge

Covering the 2026 Polestar 3 Long Range Single Motor (21 Inch Wheels)'s EPA-rated 291-mile range takes about 101.1 kWh, which costs about $13.92 at Iowa's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Polestar 3 Long Range Single Motor (21 Inch Wheels) in Iowa, ranked

This combination ranks 3,549 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Polestar 3 Long Range Single Motor (21 Inch Wheels) alone ranks 143 of 400 models for efficiency; Iowa alone ranks 9 of 51 states for electricity price.

Next step: home charger installation

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 Iowa before deciding.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 13.77¢/kWh, Iowa sits in the middle of the national range — the guide to why charging cost varies by state shows where.