Des Plaines
Market InsightsDes Plaines /dɪsˈpleɪnz/ is a city in Cook County, Illinois, United States. As of the 2010 census, the city had a population of 58,364. It is a suburb of Chicago and is just north of O'Hare International Airport. It is located on, and named for, the Des Plaines River, which runs through the city just east of its downtown area.