Electricity rates in Seneca, IL
Seneca (2,292 people, LaSalle County) is served by Commonwealth Edison Co.. Homes on Commonwealth Edison Co. pay about 19.23¢/kWh, 2% more than the Illinois average.
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Electric companies serving Seneca
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Commonwealth Edison Co. | Investor-owned utility | 19.23¢ | $117 | 3.02M | 77 |
Power outages in LaSalle County right now
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Outage history in LaSalle County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 179 | 132 |
| Days with outages | 33 | 33 |
| Most customers out at once | 7,019 (11.1%) | 6,369 (10.1%) |
| Worst day | 2024-10-25 | 2025-03-12 |
Outage minutes by month, 2025
Less outage time than 2024 (179 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Marseilles 19.2¢
- Morris 19.2¢
- Ottawa 19.2¢
- Sheridan 19.2¢
- Newark 19.2¢
- Coal City 19.2¢
- Streator 19.2¢
- Central City 19.2¢
- Dwight 19.2¢
- Gardner 19.2¢
ZIP codes: 61360
Frequently asked questions
What is the electricity rate in Seneca?
Most homes in Seneca get power from Commonwealth Edison Co., where residential customers pay an average of 19.23¢/kWh including all charges. The Illinois average is 18.79¢ and the U.S. average 17.99¢.
What is the average electric bill in Seneca?
About $117 a month, based on 606 kWh a month (the average for Commonwealth Edison Co. customers) at 19.23¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Seneca, IL?
Commonwealth Edison Co. serves Seneca.
How often does the power go out in Seneca?
In 2025, customers in LaSalle County averaged 2 hr 12 min without power. Outages hit 33 days of the year, and the worst day was 2025-03-12, when 6,369 customers (10.1%) were out. Source: ORNL EAGLE-I.