Barrington is a village in Cook County and Lake County, Illinois, United States. The population was 10,722 at the 2020 census. A northwest suburb of Chicago, the area features wetlands, forest preserves, parks, and horse trails in a country-suburban setting.
Barrington is part of the Chicago metropolitan area and serves as the hub of activity for the surrounding region.
The original settlers of the Barrington area were the indigenous peoples of the Native American Prairie Potawatomi or Mascoutin tribes, which later divided into the Potawatomi, Chippewa, and Ottawa tribes. Many local roads still in use today, including Algonquin Road, Rand Road, Higgins Road, and St. Charles Road, were originally Native American trails. For many years, Barrington was considered part of the Northwest Territory, then the Illinois Territory.
By treaty dated September 26, 1833, ending the Black Hawk War, the Chip