US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

NewInsight: Investor-owned utilities charge 23% more for power

Illinois

ComEd electricity rates

What homes pay ComEd for electricity, from EIA.

Investor-owned utility, 3,059,080 homes in Illinois. EIA lists it as Commonwealth Edison Co.

Headlines

Average price
19.3¢ a kWh
Up 14% on a year ago
Average bill
$112 a month
Up 9.9% on a year ago
Average use
578 kWh
A month. Illinois 697 kWh
Price rank in Illinois
1 of 3
1 is the most expensive

Over the 12 months to August 2026, ComEd homes paid 19.3¢ a kWh, against 18.9¢ across Illinois.

ComEd vs Illinois

ComEdIllinois
Average price, 12 months to August 202619.3¢18.9¢
Price in August 202619.3¢19.3¢
Average monthly bill, 12 months$112$132
Bill in August 2026$144$171
Average monthly use578 kWh697 kWh
Price change, past year+14%+11%
Price change since 2019+45%+45%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including August 2026

Source: EIA-861M monthly utility survey. Revenue over kilowatt-hours sold, including fixed charges.

Average monthly bill

What an average home pays a month.

Up to and including August 2026

Source: EIA-861M monthly utility survey.