Rates by state / Illinois / Commonwealth Edison Co
Investor Owned · 3,753,924 residential customers
Commonwealth Edison Co electricity rates
Residential customers paid an average of 17.7¢ per kWh in 2025, 6% below the Illinois average of 18.8¢ for the latest 12 months.
Average rate
17.7¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$110/mo
At 622 kWh a month
1-year change
+16.4%
5 years: +33.9%
Average rate by year
202013.2¢
202113.5¢
202216.5¢
202314.8¢
202415.2¢
202517.7¢
Commonwealth Edison Co bill at different usage levels
Estimated monthly bill at Commonwealth Edison Co's 2025 average rate of 17.7¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Commonwealth Edison Co | Illinois average |
|---|---|---|
| 500 kWh (about average here) | $89 | $94 |
| 750 kWh | $133 | $141 |
| 1,000 kWh | $177 | $188 |
| 1,500 kWh | $266 | $282 |
| 2,000 kWh | $354 | $376 |
Other utilities in Illinois
| Utility | Customers | Rate |
|---|---|---|
| Ameren Illinois Company | 1,062,810 | 16.7¢ |
| MC Squared Energy Services, LLC | 263,681 | 17.0¢ |
| Homefield Energy | 147,108 | 19.5¢ |
| Reliant Energy Northeast LLC | 142,167 | 20.8¢ |
| Constellation NewEnergy, Inc | 125,423 | 18.3¢ |
| MidAmerican Energy Co | 73,481 | 10.0¢ |
| City of Springfield - (IL) | 59,366 | 13.1¢ |
| City of Naperville - (IL) | 57,225 | 14.6¢ |
Commonwealth Edison Co: common questions
- How much does Commonwealth Edison Co charge per kWh?
- Commonwealth Edison Co residential customers paid an average of 17.7¢ per kWh in 2025, counting all charges, according to EIA Form 861 data.
- What is the average Commonwealth Edison Co electric bill?
- The average Commonwealth Edison Co household used 622 kWh a month in 2025, which works out to about $110 a month at the average rate.
- Is Commonwealth Edison Co cheaper than other utilities in Illinois?
- Commonwealth Edison Co's average rate is 6% below the Illinois average of 18.8¢. 26 of 77 utilities in Illinois have a lower average rate.
- Did Commonwealth Edison Co raise rates?
- Commonwealth Edison Co's average residential rate changed +16.4% from 2024 to 2025 and +33.9% since 2020.
- Is my Commonwealth Edison Co bill too high?
- Enter the kWh and amount from your bill in the free bill check on AverageElectricBill.com. It compares your use with similar Illinois homes and your rate with Commonwealth Edison Co's average.
Got a Commonwealth Edison Co bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.