2026 Polestar 3 Long Range Single Motor (20 Inch Wheels),…

Idaho home charging cost for the 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels)

At Idaho's residential electricity rate of 12.8¢/kWh, a 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels) (rated 35.5 kWh per 100 miles by the EPA) costs $4.54 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: 71.6% less than gas per mile, here specifically.

2026 Polestar 3 Long Range Single Motor (20 Inch Wheels): yearly cost in Idaho

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels) costs roughly $682 a year to charge at home in Idaho, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,721 a year.

What one full charge costs

Covering the 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels)'s EPA-rated 286-mile range takes about 101.5 kWh, which costs about $12.99 at Idaho's residential rate, figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 2,594 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Polestar 3 Long Range Single Motor (20 Inch Wheels) alone ranks 158 of 400 models for efficiency; Idaho alone ranks 3 of 51 states for electricity price.

Getting set up to charge a 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels) at home

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 Idaho electrician to quote the install before this math becomes a real decision.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels)'s cost in Idaho. Idaho is one of the cheapest states for home electricity, the guide to why the cost varies so much by state covers what drives that.