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What is the 2nd Largest City in Illinois?

Published in Illinois Cities 1 min read

The second-most populous city in Illinois is Aurora.

Located in northeastern Illinois along the Fox River, Aurora holds the distinction of being the state's second-largest city, following only Chicago in terms of population. According to the 2020 census, Aurora had a population of 180,542 residents.

Key Facts About Aurora

Aurora is a significant urban center in Illinois, known for its strategic location and growing population.

  • Population (2020 Census): 180,542
  • Ranking in Illinois: 2nd most populous (after Chicago)
  • Location: Northeastern Illinois, situated along the Fox River
  • U.S. Ranking: 144th most populous city in the United States

For more detailed information about the city, you can visit the Aurora, Illinois Wikipedia page.

Illinois' Largest Cities at a Glance

To provide context, here's a comparison of Illinois' two most populous cities by their 2020 census populations:

City Population (2020 Census) Ranking in Illinois
Chicago 2,746,388 1st
Aurora 180,542 2nd