**Table 1:** Comparison of total population and nativity percentages over time.
Year	Total Pop	Foreign Born	Native Born
2024	12,694,798	14.7%	85.3%
2023	12,692,653	14.4%	85.6%
2022	12,757,634	14.1%	85.9%
2021	12,821,813	14.1%	85.9%
2020	12,716,164	13.9%	86.1%
2019	12,770,631	14.1%	85.9%
2018	12,821,497	14.0%	86.0%
2017	12,854,526	14.0%	86.0%
2016	12,851,684	13.9%	86.1%
2015	12,873,761	14.0%	86.0%
2014	12,868,747	13.9%	86.1%
2013	12,848,554	13.8%	86.2%
2012	12,823,860	13.8%	86.2%
2011	12,790,182	13.7%	86.3%
2010	12,745,359	13.6%	86.4%

Nativity & Citizenship FAQs for Illinois

Approximately 14.7% of residents in Illinois were born outside the United States.

The vast majority of residents, roughly 93.0%, are U.S. citizens (including both native-born and naturalized citizens).

Illinois Nativity & Citizenship Status (2024)