Rates by state / Illinois / Energy Harbor Corp.
Retail Power Marketer · 11,072 residential customers
Energy Harbor Corp. electricity rates
Residential customers paid an average of 18.8¢ per kWh in 2025, 0% above the Illinois average of 18.8¢ for the latest 12 months.
Energy Harbor Corp. reports the energy (supply) part of the bill only. The rate above adds the Illinois average for the other part, so treat it as an estimate.
Average rate
18.8¢/kWh
2025, all residential revenue ÷ kWh
Average bill
$145/mo
At 774 kWh a month
1-year change
+10.1%
5 years: +42.5%
Average rate by year
202013.2¢
202111.2¢
202212.8¢
202315.6¢
202417.1¢
202518.8¢
Energy Harbor Corp. bill at different usage levels
Estimated monthly bill at Energy Harbor Corp.'s 2025 average rate of 18.8¢ per kWh. Actual bills vary with your plan, fixed charges and taxes.
| Monthly use | Energy Harbor Corp. | Illinois average |
|---|---|---|
| 500 kWh | $94 | $94 |
| 750 kWh (about average here) | $141 | $141 |
| 1,000 kWh | $188 | $188 |
| 1,500 kWh | $282 | $282 |
| 2,000 kWh | $376 | $376 |
Other utilities in Illinois
| Utility | Customers | Rate |
|---|---|---|
| Commonwealth Edison Co | 3,753,924 | 17.7¢ |
| 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¢ |
Energy Harbor Corp.: common questions
- How much does Energy Harbor Corp. charge per kWh?
- Energy Harbor Corp. residential customers paid an average of 18.8¢ per kWh in 2025, counting all charges, according to EIA Form 861 data. This is an estimate: Energy Harbor Corp. reports only part of the bill, so the Illinois average for the other part is added.
- What is the average Energy Harbor Corp. electric bill?
- The average Energy Harbor Corp. household used 774 kWh a month in 2025, which works out to about $145 a month at the average rate.
- Is Energy Harbor Corp. cheaper than other utilities in Illinois?
- Energy Harbor Corp.'s average rate is 0% above the Illinois average of 18.8¢. 29 of 77 utilities in Illinois have a lower average rate.
- Did Energy Harbor Corp. raise rates?
- Energy Harbor Corp.'s average residential rate changed +10.1% from 2024 to 2025 and +42.5% since 2020.
- Is my Energy Harbor Corp. 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 Energy Harbor Corp.'s average.
Got a Energy Harbor Corp. bill?
Check my billSource: U.S. EIA Form EIA-861, 2025 final data.