what county is barrington in
Barrington is a suburban village in Cook County, Illinois and Lake County, Illinois. The population was 10,327 at the 2010 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 Barrington area ZIP code, 60010, is the seventh wealthiest ZIP code in the country among areas with a population of 20,000 or more.