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Population Review

What is the largest city in Illinois?

Chicago city is the largest city in Illinois with a population of 2,707,648. Aurora city is the second largest with 179,867.

Context

Illinois has 5 cities with populations of 10,000 or more. The largest cities serve as economic and cultural centers for the state, with most offering higher incomes and more diverse populations than rural areas.

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Chicago city is the largest city in Illinois with a population of 2,707,648. Aurora city is the second largest with 179,867.