Illinois Population Clock

Illinois population

12,900,306

Population changes approximately every seconds

Annual population growth rate (2023 - 2024): 0.54%

Source: United States Census Bureau

About the population of Illinois

According to the United States Census Bureau, the estimated population of Illinois is 12,900,306, growing at an annual rate of 0.54%. That works out to a net change of approximately 186 people per day or 7 per hour.

The population change in Illinois is driven by three components: approximately 125,355 births per year and 114,343 deaths per year, plus net migration. Together these components produce the overall growth rate of 0.54% per year.

Frequently asked questions

What is the current population of Illinois?

The current population of Illinois is approximately 12,900,306, growing at 0.54% per year.

How fast is the population of Illinois changing?

By approximately 186 people per day, or 7 per hour.

Are more people being born than dying in Illinois?

Yes. With approximately 125,355 births and 114,343 deaths per year, Illinois has a natural population increase of about 11,012 people annually.

Related data for Illinois