Cost to charge an EV in Illinois (2026)
Illinois's home electricity price is 20.47¢/kWh. Charging a typical EV runs about $70/month ($835/year), which makes it the 36th cheapest of the 50 states and DC.
Set it to your car
Illinois · 20.47¢/kWh
$70 /mo
$835 a year to charge at home
- Cost per 100 miles
- $6.14
- Like paying for gas at
- $1.84/gal
- Gas car (30 mpg)
- $1,768/yr
- The EV saves
- +$933/yr
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Home charging; public fast charging costs more. Electricity prices: EIA, April 2026.
Illinois EV charging, by the numbers
- Residential electricity price
- 20.47¢/kWh
- Cost to drive 100 miles
- $6.14
- Gas-equivalent price
- $1.84/gal
- Home charging, per month
- $70
- Home charging, per year
- $835
- Gas car (30 mpg), per year
- $1,768
- The EV saves, per year
- +$933
- National rank
- #36 of 51
At 20.47¢/kWh, Illinois's residential electricity price sits above the US average of 18.83¢/kWh. Charging a typical EV (13,600 mi/yr at 30 kWh/100 mi) at home costs about $70/month here, versus about $64/month at the national average. That works out to $6.14 per 100 miles, or a gas-equivalent $1.84/gallon next to a $3.90 pump price for a 30 mpg car.
Illinois ranks #36 of the 50 states and DC, cheapest to priciest. The cheapest is North Dakota at $3.71 per 100 miles; the most expensive is Hawaii at $13.99.
Compare Illinois with other states
Frequently asked questions
How much does it cost to charge an EV in Illinois?
At Illinois's residential electricity price of 20.47¢/kWh and typical driving (about 13,600 miles a year at 30 kWh/100 miles), charging a typical EV at home costs roughly $70 a month, about $835 a year. Public DC fast charging costs more.
Is it cheaper to charge an EV or buy gas in Illinois?
For home charging, yes. Charging runs about $835 a year in Illinois versus roughly $1,768 in gasoline for a 30 mpg car at $3.90 a gallon, a difference of about $933 a year.
What is the gas-equivalent price of charging in Illinois?
About $1.84 per gas-equivalent gallon: the electricity to drive as far as one gallon of gas carries a 30 mpg car. Compare that to the $3.90 pump price. Driving 100 miles on electricity costs about $6.14 here.
Electricity price for Illinois: US Energy Information Administration, Electric Power Monthly, Table 5.6.A, April 2026. Charging and gas figures are estimates for typical US driving; see how the numbers are built. Home charging; public fast charging costs more.