Plano is a city in Kendall County, Illinois, United States, with a population of 11,847 as of the 2020 census. It is part of the Chicago metropolitan area, being about 55 miles (90 km) from Chicago. The city was home to the Plano Harvester Company in the late 19th century, as well as the Plano Molding Company more recently. In 2011, downtown Plano was used as a set for Man of Steel.