Barrington is an affluent, suburban village in Cook and Lake counties, Illinois, United States. The population was 10,327 at the2010 census. Located approximately 32 miles (51 km) northwest of Chicago, the area features wetlands, forest preserves, parks, and horse trails in a country-suburban setting.
The original settlers of the Barrington area were the indigenous peoples of the Native American Prairie Potawatomi or Mascoutintribes, which later divided into the Potawatomi, Chippewa, and Ottawa tribes. Many local roads still in use today, includingAlgonquin 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.