Cook County, IL Power Outage Map: Live Outage Data
There are currently 145 homes and businesses without power in Cook County, Illinois. This represents 0.01% of the 2,381,763 customers we track in the county as of Aug 06, 2025 1:04:30 PM Coordinated Universal Time. Cook County, Illinois currently has the most power outages of any state and the 8th highest ratio of customers out of any county in Illinois.
Of the 1 utilities we track in Cook County, Illinois, Commonwealth Edison has the most customers out, with 145 without power. See full list below.
The utility with the largest percentage of customers out is Commonwealth Edison, at 0.01% of customers without power.
Customers Tracked:
2,381,763
Customers Out:
145
Last Updated:
Aug 06, 2025 1:04:30 PM Coordinated Universal Time
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In the Past 72 Hours
Customers Tracked:
2,381,763
Customers Out:
145
Last Updated:
Aug 06, 2025 1:04:30 PM Coordinated Universal Time
In the past 72 hours, Cook County, Illinois has had a peak outage count of 1,315 and a peak percentage of customers out of 0.06%. The average number of customers out in the state over the last 72 hours is 150. The trend for outages in the state over the last 72 hours is net 111 customers lost power.
Power Outage Maps by Utility in Cook County, IL
This table contains the customers out, total customers served, and when the data was last updated for every utility in Cook County, Illinois.
| Provider | Customers Out | Est. Customers Served | Last Updated |
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