Illinois is a state and not a city. Based on population, Illinois is the 5th largest U.S. state with an estimated population of 12,801,539 as of July 1, 2016 per the U.S. Census Bureau. Illinois ranks #25 among the 50 U.S. states based on total area and #24 based on land area.
Chicago Illinois is the 3rd biggest city. It is behind the biggest New York City and the second biggest L.A .Las Vegas
Aurora is the 2nd most populated city in Illinois. Chicago is the largest city in Illinois.
Yes
Yes
Joliet is a city in Kendall and Will Counties, Illinois. It is the largest city in Kendall County.
It is a city within the US State of Illinois.
Zion (Illinois)
Illinois
Chicago, Illinois is the third largest city in the United States.
Chicago, Illinois.
51,231 and it is the biggest city in McHenry county.
New York City.