About Our County

Learn what makes Lake County special at lakecountylife.org.

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 2010 census showed an estimated 703,000 people call our county home, According to the U.S. Census Bureau, the 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.