Cities & States

Cook County
Population: 5,236,393
DuPage County
Population: 930,412
Lake County
Population: 702,898
Will County
Population: 683,995
Kane County
Population: 524,886
McHenry County
Population: 307,357
Winnebago County
Population: 290,439
Madison County
Population: 267,356
St. Clair County
Population: 267,029
Champaign County
Population: 205,766


State of Illinois Demographics

Located in the Midwest region of the United States, Illinois is the fifth most populous state in the nation. The state is divided into 12 metropolitan statistical areas (MSA). With a population of over 9 million residents, the Chicago-Joliet-Naperville metro area is the largest in Illinois.

The Land of Lincoln relies heavily on government-related industry for its economic viability. Based on 2013 statistics, the government sector employs the greatest percentage of workers in the state, followed by health care and social assistance; retail trade; manufacturing; and professional and technical services, respectively.

The latest employment scorecard for the State of Illinois for August 2016 to August 2017 is listed below, based on data from the U.S. Bureau of Labor Statistics. Illinois has had a challenging year according to the employment scorecard. The civilian labor force shrank, and by a troubling 1.36 percent. The labor force participation rate also shrank, by 0.9 percent. The unemployment rate did shrink 0.8 percent, to 5.0 percent. A falling unemployment rate, along with a still-healthy 64.0 percent labor force participation rate, indicates that there is still underlying strength upon which Illinois can recover. You can view what jobs are available in Illinois, as well as which sectors of the economy are growing most quickly, on our Job Listings page.

Illinois demographics

View more Illinois demographics, largest cities and counties, news sources, investor relations sites, and a directory to the individual page for each city and county in the State of Illinois below. More employment information for the State of Illinois and each of the state’s metropolitan areas in our Employment Database. This database includes 10-years rolling data on the unemployment rate and total labor force for all 50 states, the United States, and every metropolitan area in the country, including comparative analysis relating metropolitan areas to their main state and the nation.

The State of Illinois is the state’s largest employer, followed by Sears Holding Corporation, the U.S. Government, Wal-Mart, AB Acquisitions (which owns and operates grocery stores, including Albertsons and Jewel-Osco), the Chicago School Board, Walgreen Company, the City of Chicago, the University of Illinois, and the U.S. Postal Service. (Source: Merritt Research Services, LLC)

Total Population (2000, 2010, 2015*)

Based on 2000, 2010 and 2015* U.S. Census data
3.34% increase since 2000 census.
(* 2009-2015’ ACS 5-Year Estimates)

Directory of, Cities, Towns and Villages in Illinois

Directory of Counties in Illinois

Illinois Unemployment Data
See More Illinois Employment Data ▶
Subscribe to Our Newsletter
Sign up for FREE email updates

  • This field is for validation purposes and should be left unchanged.