2026 Polestar 3 Long Range Single Motor (20 Inch Wheels): home charging cost in Illinois

In Illinois, home electricity runs 19.22¢/kWh — put a 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels)'s EPA-rated 35.5 kWh/100mi against that and 100 miles costs $6.82, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 57.4% 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 Polestar 3 Long Range Single Motor (20 Inch Wheels) charged at home in Illinois costs about $1,023/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,380 a year.

What one full charge costs

A 2026 Polestar 3 Long Range Single Motor (20 Inch Wheels) needs roughly 101.5 kWh to reach its EPA-rated 286-mile range, which runs about $19.51 at 19.22¢/kWh in Illinois.

Where this ranks

This combination ranks 12,534 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; Illinois alone ranks 36 of 51 states for electricity price.

Before you install a home charger in Illinois

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.

Line up a few Illinois electrician quotes for Level 2 install before you commit either way.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how Illinois's 19.22¢/kWh compares? The guide to charging cost by state ranks every state side by side.