2.7 million
The Chicago MSA, now defined as the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area, is the third largest MSA by population in the United States with a population of 9,554,598 (2014 estimate). Census 2010 and 2000 Interactive Map, Demographics, Statistics, Quick Facts. Reports for Chicago, Illinois. Compare population statistics about Chicago, IL by race, age, gender, Latino/Hispanic origin etc. CensusViewer delivers detailed demographics and population statistics from the 2010 Census, 2000 Census, American Community Survey (ACS), registered voter files, commercial data sources and more. With over 2.7 million residents, it is the most populous city in the state of Illinois and the Midwest. The Chicago metropolitan area, often referred to as Chicagoland, is home to nearly 10 million people and is the third-largest in the U.S. Chicago is the seat of Cook County. The Chicago-Naperville, IL-IN-WI Combined Statistical Area combines the metropolitan areas of Chicago, Michigan City (in Indiana), and Kankakee (in Illinois). This area represents the extent of the labor market pool for the entire region. The CSA has a population of 9,928,312 (2014 estimate). Illinois Population Up 3.3 Percent in 2010 Census. Illinois Remains 5th Largest State in Nation, Cook County Remains the 2nd Largest County in the Nation, Chicago Remains 3rd Largest City in the Nation. Illinois 2010 census results show over 12.8 million (12,830,632) people live in Illinois, up 3.3 percent since 2000. Today, Chicago the city makes up only just over a quarter of the wider Chicago-Joilet-Naperville Metropolitan Area's population. According to data from the 2010 census, the CJN Metro Area is home to an impressive 9,504,753 people. As of the 2010 census, there were 2,695,598 people with 1,045,560 households living in Chicago. More than half the population of the state of Illinois lives in the Chicago metropolitan area. Chicago is one of the United States' most densely populated major cities, and the largest city in the Great Lakes Megalopolis. The 2011 population of 2.7 million makes Chicago the third largest city in the United States, behind New York City (8.2 million) and Los Angeles (3.8 million). Chicago is by far the largest city in Illinois, with the next largest city being under 200,000 people.
https://en.wikipedia.org/wiki/Chicago_metropolitan_area http://censusviewer.com/city/IL/Chicago https://en.wikipedia.org/wiki/Chicago https://en.wikipedia.org/wiki/Chicago_metropolitan_area http://www.census.illinois.gov/ http://worldpopulationreview.com/us-cities/chicago-population/ https://en.wikipedia.org/wiki/Chicago http://worldpopulationreview.com/us-cities/chicago-population/
chicago il population