EV charging cost by state

Residential electricity rates for all 51 states and territories the EIA reports, as of May 2026, worked through to what home charging costs. The year column assumes 1,000 miles a month at 30 kWh per 100 miles, the EPA's measured figure. The national average is 18.44 cents per kWh.

Every state, A to Z

Idaho is the cheapest at 12.35 cents per kWh and Hawaii the dearest at 52.00, a difference of $1,427 a year on the same driving.

StateCents per kWhCharging per year
Alabama16.77$604
Alaska28.23$1,016
Arizona15.23$548
Arkansas14.36$517
California33.25$1,197
Colorado16.16$582
Connecticut27.37$985
Delaware19.38$698
District of Columbia25.40$914
Florida15.17$546
Georgia15.84$570
Hawaii52.00$1,872
Idaho12.35$445
Illinois23.85$859
Indiana18.15$653
Iowa14.14$509
Kansas15.13$545
Kentucky14.98$539
Louisiana14.15$509
Maine28.63$1,031
Maryland21.77$784
Massachusetts28.82$1,038
Michigan22.01$792
Minnesota16.95$610
Mississippi16.16$582
Missouri13.68$492
Montana14.67$528
Nebraska13.59$489
Nevada13.60$490
New Hampshire27.33$984
New Jersey23.27$838
New Mexico14.12$508
New York29.93$1,077
North Carolina15.09$543
North Dakota13.61$490
Ohio19.52$703
Oklahoma13.38$482
Oregon16.27$586
Pennsylvania21.55$776
Rhode Island29.46$1,061
South Carolina16.18$582
South Dakota15.73$566
Tennessee14.47$521
Texas16.44$592
Utah12.96$467
Vermont24.89$896
Virginia17.61$634
Washington14.95$538
West Virginia16.80$605
Wisconsin19.74$711
Wyoming14.80$533

Listed A to Z; the filter above finds your state. For your exact car or battery size, use the charging cost calculator.

Prices and specifications verified August 22, 2026, and re-checked weekly after that. How these numbers are checked.

Free guide: choosing a home EV charger

A practical worksheet covering amperage sizing, plug vs hardwired, smart features worth paying for, and the questions to ask your installer.