U.S. census numbers show Cook County’s population remained about the same due to lower immigration, but Kendall County had the greatest percentage growth in Illinois, at 1.6%.

Voters in Cook County will be casting their ballots for several offices, including two countywide officials facing primary challenges.

The battle for the Cook County Board presidency was anticipated to be one of the most intriguing on the Illinois Primary ...

Cook County Assessor Fritz Kaegi conceded to challenger Pat Hynes in the race for the Democratic nomination, while Cook ...

The second-largest county in the United States has established a permanent guaranteed basic income program after the success of a previous pilot version. The Cook County Board of Commissioners ...

Cook County Board President Toni Preckwinkle is projected to win her Democratic nomination and a fifth term, as no Republican ...

Cook County officials are warning residents to be weary of a circulating text message scam that falsely claims to require payment for unpaid charges.

Cook County Commissioner Donna Miller won the Democratic primary in Illinois’ 2nd Congressional District Tuesday as voters ...

Candidates for governor, U.S. Senate, U.S. House, and Cook County Board President were among the races on the ballot in the ...

Outside Chicago, only a fourth of municipal property taxes collected this year for police and fire are going to services.

COOK COUNTY, Il (WLS) -- Dozens of detainees at the Cook County Jail have tested positive for coronavirus, the county's sheriff announced Saturday. The Cook County Sheriff's Office reported that 89 ...

Source: Election results and race calls are from The Associated Press. By The New York Times election results team: Michael ...