Lake County is located in northeastern Illinois, with Lake Michigan to the east, Wisconsin to the north and the city of Chicago to the south. The county's communities include picturesque rural communities, highly developed urban centers, and tourist communities.
Lake County's excellent schools, beautiful lakes and beaches, hundreds of miles of trails to walk and bike on, breathtaking forest preserves, unique downtowns and terrific shopping centers make it a wonderful place to live, work and visit.
The census showed an estimated 700,000 people call our county home, According to the U.S. Census Bureau, Lake County has a total area of 1,368 square miles, of which 448 square miles are land and 920 square miles are water, much of it in Lake Michigan. Besides Lake Michigan, which borders the county on the east, we also have 170 other lakes and rivers, along with 400 miles of streams, and thousands of acres of wetlands.
Location. Location. Location.
Halfway between Chicago and Milwaukee
Less than 15 miles from O'Hare International Airport and 40 miles from General Mitchell International Airport
Learn more about our county.
We're Active & Healthy
Rank #2 in Illinois for physical activity & #4 for access to places to be active and healthy
Strong Economy, Excellent Schools & Educated Workforce
30,000+ Businesses and 11 Fortune 500 Companies
Learn more about our businesses and economy with Lake County Partners.
Family Fun & Things to Do!
Calendar of Events
Great dining and eats
Family Fun Guide
Shopping, Arts & Entertainment, Outdoors & Recreation, the Bess Bower Dunn Museum with its unique history of Lake County, and more.
Summertime and boating at BoatingLakeCounty.com
View the Lake County Life video below