Lake County, Illinois

Lake County is a county in the Northeast Illinois. As of the 2020 census, the population was 714,342.[1] Some of the main cities are Waukegan and Libertyville.

Lake County, Illinois
Seal of Lake County, Illinois
Map
Map of Illinois highlighting Lake County
Location in the state of Illinois
Map of the USA highlighting Illinois
Illinois's location in the U.S.
Statistics
Founded March 1, 1839
Seat Waukegan
Largest City Waukegan
Area
 - Total
 - Land
 - Water

1,368 sq mi (3,543 km²)
444 sq mi (1,150 km²)
925 sq mi (2,396 km²), 67.6
Population
 - (2020)
 - Density

714,342
Time zone Central: UTC-6/-5
Website: www.lakecountyil.gov
Named for: Lake Michigan
County flag Flag of Lake County, Illinois

Lake County, Illinois Media

References

  1. "QuickFacts: Lake County, Illinois". United States Census Bureau. Retrieved August 14, 2023.