Illinois is a state in the Midwestern region of the United States and is known for its rich history, diverse culture, and vibrant cities.  Chicago Known as the “Windy City,”  is the largest city in Illinois and the third most populous city in the United States. With a population of approximately 2.7 million people, it is famous for its iconic skyscrapers, world-renowned architecture, diverse neighborhoods, and diverse cultural scene, including a thriving food scene, museums, and theaters.

Aurora, Located about 40 miles west of Chicago, is the second most populated city with a population of over 200,000 people. It is home to several museums, cultural centers, and outdoor recreation areas, such as the Phillips Park Zoo and the Fox River Trail. Joliet With a population of over 150,000 people, and is located about 40 miles southwest of Chicago, and is known for its rich history, diverse cultural scene, and thriving arts community. 

Naperville With a population of over 150,000 people, is the fourth largest city by population. Naperville with a population of 148,000 people is the fifth most-populated city in Illinois.

Springfield is the capital city of Illinois with a population of approximately 116,000 people. It is known for its rich history and cultural attractions, including the Abraham Lincoln Presidential Library and Museum and the Lincoln Home National Historic Site. 

read about the Population of Illinois