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Lake County is situated in the northeastern corner of the U.S. state of Illinois, along the shores of Lake Michigan. As of the 2020 census, it has a population of 714,342, making it the third-most populous county in Illinois. Its county seat is Waukegan, the tenth-largest city in Illinois.
- March 1, 1839
- Lake Michigan
- Waukegan
- Waukegan
There are 102 counties in Illinois. The most populous of these is Cook County, the second-most populous county in the United States and the home of Chicago, while the least populous is Hardin County. The largest by land area is McLean County, while the smallest is Putnam County. Illinois's FIPS state code is 17 and its postal abbreviation is IL.
Website. www.cookcountyil.gov. Cook County is the most populous county in the U.S. state of Illinois and the second-most-populous county in the United States, after Los Angeles County, California. More than 40 percent of all residents of Illinois live within Cook County. As of 2020, the population was 5,275,541.
Flag of Lake County, Illinois.svg 512 × 307; 6 KB GALILEE APARTMENTS - panoramio.jpg 2,592 × 1,944; 1.23 MB Historic American Buildings Survey Kenneth Lind, Photographer April 4, 1935 NORTH AND EAST ELEVATIONS - Tavern, Half Day, Lake County, IL HABS ILL,49-HAFDA,1-1.tif 5,000 × 3,616; 17.24 MB
Lake County is situated in the northeastern corner of the U.S. state of Illinois, along the shores of Lake Michigan. As of the 2020 census, it has a population of 714,342, making it the third-most populous county in Illinois.
Saline. Saline County is a county in Southern Illinois. At the 2020 census, it had a population of 23,768. The largest city and county seat is Harrisburg. This area of Southern Illinois is known locally as "Little Egypt". Map. Directions. Satellite. Photo Map.
Memorial and sketch from Hancock County, Illinois, ca. 1835 (page 2 of 3) (6254880464).jpg 1,200 × 1,015; 127 KB Niota grain elevator.jpg 4,608 × 3,456; 7.2 MB USA Hancock County, Illinois age pyramid.svg 520 × 600; 8 KB
