Lake County Map
The County of Lake is located in the State of Illinois. Find directions to Lake County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Lake County population is estimated at 693,593 people. The Lake County time zone is Central Daylight Time which is 6 hours behind Coordinated Universal Time (UTC).
Nearby counties include Cook County, McHenry County, Allegan County, Berrien County, Van Buren County, Kenosha County.
Top cities include Waukegan, North Chicago, Gurnee, Mundelein, Highland Park