The flag of Cook County, Illinois, nicknamed "I Will", consists of a light blue pall with a green border on a field of white. Six red stars with seven points each sit in a circle at the flag's hoist side, drawing cues from the city flag and other symbols of the county seat of Chicago and its in-county suburbs.
Cook County is the largest county in Illinois by population. The current flag was adopted on June 14, 2022 (Flag Day), and was designed by Drew Duffy, a former student at Glenbrook South High School, with the guidance of graphic designer Martin Burciaga from the Cook County Bureau of Administration.
Symbolism
The flag design is as follows:
A white background with a blue (outline in green) version of Chicago's municipal device oriented horizontally from the hoist side of the flag left to right.
The blue portions of the key represent waterways of Cook County. The northern bodies of water include: the North Shore Channel, the Skokie River and Lagoons, the Des Plaines River, and the North Branch of the Chicago River.The southern bodies include the Grand Calumet River, the Illinois River, Salt Creek...