According to Census population data, the Illinois population is the fifth-largest in the United States. The largest cities in Illinois (including Chicago, Joliet and Naperville) offer a mix of ...

Below is a list of the seven Illinois cities to see one-year population increases: Waukegan saw the largest population increase at 7.43%, followed closely by Elgin. The 11 other cities analyzed by ...

While Illinois’ total population grew slightly last year, many areas of the state experienced population decline. People moved out of state from half the counties.

Approximately 203,758 people moved to Illinois in 2023, while 297,005 moved out. This represents a significant net loss of 93,247 residents. The rate of population decline here was the fourth highest ...

The Chicago metropolitan area and Cook County both saw slight increases in population according to the most recent estimate by the U.S. Census Bureau, as international immigration outpaced domestic ...

The economic output of the St. Louis region’s Illinois counties has grown steadily over the years. Metro East now ranks ...

According to the report, Harris County, Texas, Miami-Dade County, Florida, and Maricopa County, Arizona, saw population ...