Skip to content

Checked

Illinois Electricity Rates

Average price of electricity in Illinois, July 2026, from the U.S. Energy Information Administration. Recent months are preliminary.

Residential
19.22¢/kWh
July 2026
Commercial
15.19¢/kWh
July 2026
Industrial
11.87¢/kWh
July 2026
Average home bill
$127/mo
2025, 716 kWh a month

Illinois electricity prices, 5 years

Average cents per kilowatt-hour by month

ResidentialCommercialIndustrial
Show as a table
PeriodResidential
Jul 202619.22¢
Dec 202517.07¢
Dec 202415.96¢
Dec 202314.84¢
Dec 202215.98¢
Dec 202113.40¢

Residential price by month

Cents per kWh, homes, and change from the same month a year earlier

Swipe the table sideways to see more columns.

MonthPrice1 year changeCustomers
Jul 202619.22¢/kWh+11.6%5,418,916
Jun 202619.89¢/kWh+8.7%5,417,992
May 202623.85¢/kWh+28.4%5,410,276
Apr 202620.47¢/kWh+12.0%5,419,122
Mar 202618.86¢/kWh+7.5%5,419,810
Feb 202617.83¢/kWh+8.3%5,415,308
Jan 202616.36¢/kWh+3.7%5,414,532
Dec 202517.07¢/kWh+7.0%5,419,302
Nov 202518.31¢/kWh+7.3%5,418,060
Oct 202518.74¢/kWh+13.7%5,393,849
Sep 202519.05¢/kWh+20.6%5,415,768
Aug 202518.06¢/kWh+15.6%5,377,262
Jul 202517.22¢/kWh+13.4%5,384,213
Jun 202518.29¢/kWh+14.2%5,395,252
May 202518.58¢/kWh+12.5%5,353,144
Apr 202518.28¢/kWh+10.7%5,364,911
Mar 202517.55¢/kWh+10.0%5,360,640
Feb 202516.47¢/kWh+5.6%5,364,489
Jan 202515.78¢/kWh+6.8%5,353,277
Dec 202415.96¢/kWh+7.5%5,405,634
Nov 202417.06¢/kWh+9.0%5,373,656
Oct 202416.48¢/kWh+4.6%5,357,535
Sep 202415.80¢/kWh+7.5%5,378,392
Aug 202415.62¢/kWh+13.7%5,357,441

Electric utilities in Illinois

Largest by customers, 2025. Price and bill are for homes served with bundled generation and delivery

All 79

Swipe the table sideways to see more columns.

UtilityCustomersHome priceHome bill
Commonwealth Edison CoInvestor Owned4,158,41317.71¢/kWh$107/mo
Ameren Illinois CompanyInvestor Owned1,229,94016.70¢/kWh$148/mo
MidAmerican Energy CoInvestor Owned86,3579.99¢/kWh$74/mo
City of Springfield - (IL)Municipal70,87113.09¢/kWh$113/mo
City of Naperville - (IL)Municipal64,02514.61¢/kWh$112/mo
Sunrun Inc.Behind the Meter38,13517.02¢/kWh$112/mo
Corn Belt Energy CorporationCooperative37,46815.59¢/kWh$148/mo
Southeastern IL Elec Coop, IncCooperative25,18614.80¢/kWh$181/mo
Southwestern Electric Coop Inc - (IL)Cooperative24,88515.37¢/kWh$178/mo
Norris Electric CoopCooperative20,39015.06¢/kWh$177/mo
Jo-Carroll Energy, IncCooperative20,26820.49¢/kWh$149/mo
City of St Charles - (IL)Municipal17,02714.58¢/kWh$104/mo
Tri-County Electric Coop, Inc (IL)Cooperative16,61216.18¢/kWh$201/mo
Egyptian Electric Coop AssnCooperative15,46216.21¢/kWh$196/mo
Wayne-White Counties Elec CoopCooperative13,65516.39¢/kWh$176/mo
Eastern Illinois Elec CoopCooperative13,35617.68¢/kWh$228/mo
City of Batavia - (IL)Municipal11,46214.04¢/kWh$105/mo
Southern Illinois Elec CoopCooperative11,216Not reportedNot reported
Menard Electric CoopCooperative10,98419.45¢/kWh$199/mo
Rock Energy CooperativeCooperative10,46214.86¢/kWh$113/mo
EverBright, LLCBehind the Meter10,41015.01¢/kWh$122/mo
Illinois Rural Electric CoopCooperative10,313Not reportedNot reported
City of Geneva - (IL)Municipal10,24611.68¢/kWh$90/mo
Shelby Electric Coop, Inc - (IL)Cooperative10,06521.54¢/kWh$234/mo
Coles-Moultrie Electric CoopCooperative9,64617.60¢/kWh$206/mo
M J M Electric Cooperative IncCooperative9,591Not reportedNot reported
Adams Electric CoopCooperative9,163Not reportedNot reported
Monroe County Elec Coop, IncCooperative7,584Not reportedNot reported
Rochelle Municipal Utilities - (IL)Municipal7,13913.12¢/kWh$84/mo
City of Highland - (IL)Municipal6,912Not reportedNot reported
Village of Chatham - (IL)Municipal6,421Not reportedNot reported
Clinton County Elec Coop, IncCooperative6,277Not reportedNot reported
Village of Rantoul - (IL)Municipal6,099Not reportedNot reported
Rural Electric Conven Coop - (IL)Cooperative6,011Not reportedNot reported
City of Peru - (IL)Municipal5,94712.48¢/kWh$84/mo
City of Rock Falls - (IL)Municipal5,362Not reportedNot reported
Enerstar Power CorpCooperative5,305Not reportedNot reported
Mt Carmel Public Utility CoInvestor Owned5,23619.68¢/kWh$177/mo
City of Waterloo - (IL)Municipal5,220Not reportedNot reported
Village of Winnetka - (IL)Municipal5,044Not reportedNot reported

Price is revenue divided by kilowatt-hours sold. Where customers can choose a retail electricity supplier, the utility that delivers power may report only delivery charges, so its price can look lower than what customers pay in total.

Frequently asked questions

What is the average electricity rate in Illinois?
Homes in Illinois paid an average of 19.22¢/kWh per kilowatt-hour in July 2026, compared with 17.22¢/kWh a year earlier. The U.S. average was 18.31¢/kWh.
Is electricity expensive in Illinois?
Illinois had the 17th highest average residential price of 51 states and DC in July 2026.
What is the average electric bill in Illinois?
The average Illinois home used 716 kWh a month and paid $126.59 a month in 2025, according to EIA.
What is the largest electric utility in Illinois?
Commonwealth Edison Co serves the most customers in Illinois, about 4,158,413 in 2025.

Source: U.S. Energy Information Administration, Form EIA-861M and Form EIA-861 · Data for July 2026