This data is based on ZIP codes 60010, 60047, 60074, which covers Deer Park and Barrington and Barrington Hills and Hawthorn Woods and Inverness and Kildeer and Lake Barrington and Lake Zurich and Long Grove and North Barrington and Palatine and Port Barrington and South Barrington and Tower Lakes.

The U.S. Census reports business data by ZIP code, not city boundaries. All numbers below reflect the combined ZIP codes 60010, 60047, 60074 area shared across these towns.