President of the Cook County Board of Commissioners
The President of the Cook County Board of Commissioners is the chief executive of county government in Cook County, Illinois. They are the head of the Cook County Board of Commissioners.
President of the Cook County Board of Commissioners
Cook County is the most populous county in the U.S. state of Illinois and the second-most-populous county in the United States, after Los Angeles County, California. More than 40 percent of all residents of Illinois live within Cook County. As of 2020, the population was 5,275,541. The county seat is Chicago, the most populous city in Illinois and the third most populous city in the United States. The county is at the center of the Chicago metropolitan area.
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