Illinois Natural Population Increase

Updated on January 23, 2024.

Illinois’s natural population increase for the year 2020 was 22,601; a difference of -10,454 compared to 2019, according to recent data from the US Census Bureau. You can see the natural population increase for other states here.

The chart and table below shows the natural population increase for Illinois from 2011 to 2020.

Natural Population Increase refers to the number of births minus the number of deaths.

Illinois Natural Population Increase
Illinois Natural Population Increase
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Year Natural Pop. Increase
2011 60804
2012 58842
2013 53195
2014 54817
2015 51693
2016 50593
2017 42586
2018 37433
2019 33055
2020 22601