Electricity rates in Cary, IL
Cary (17,965 people, McHenry 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 Cary
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Commonwealth Edison Co. | Investor-owned utility | 19.23¢ | $117 | 3.02M | 77 |
Power outages in McHenry County right now
Checking live outages…
Outage history in McHenry County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 101 | 181 |
| Days with outages | 31 | 30 |
| Most customers out at once | 4,149 (3.4%) | 13,250 (11%) |
| Worst day | 2024-06-23 | 2025-08-17 |
Outage minutes by month, 2025
More outage time than 2024 (101 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Fox River Grove 19.2¢
- Oakwood Hills 19.2¢
- Port Barrington 19.2¢
- Cuba 17.3¢
- Algonquin 19.2¢
- Lake Barrington 19.2¢
- Crystal Lake 19.2¢
- Tower Lake 19.2¢
- Prairie Grove 19.2¢
- North Barrington 19.2¢
ZIP codes: 60013
Frequently asked questions
What is the electricity rate in Cary?
Most homes in Cary 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 Cary?
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 Cary, IL?
Commonwealth Edison Co. serves Cary.
How often does the power go out in Cary?
In 2025, customers in McHenry County averaged 3 hr 1 min without power. Outages hit 30 days of the year, and the worst day was 2025-08-17, when 13,250 customers (11%) were out. Source: ORNL EAGLE-I.