Chicago is the largest city in Illinois.
Aurora,NaperVille, Rockford, Chicago and Joliet.
They are in order of population: Chicago, Aurora, and Rockford.
Illinois is a state which contains cities but lies within a country.
The three largest cities in Illinois are..ChicagoAuroraRockford
The 3 biggest cities in Illinois are Springfield,Chicago,and Peoria.
Clearly Chicago, the terminus for Route 66 and one of the largest cities in the U.S.
I think Illinois largest city is Chicago Chicago
about 272 cities in Illinois.
The city of Nauvoo founded by the Mormons with a population of fifteen thousand people.
New York, New YorkLos Angeles, CaliforniaHouston, TexasSan Antonio, TexasChicago, Illinois
The Mississippi River is the largest river and it is the western border of Illinois. The Ohio and Wabash Rivers are the southern border of Illinois. The Illinois River is the largest internal river in Illinois.