Topics
Dive into each indicator for Illinois.
1.82 M
Foreign-born
14.3%
980,000
Naturalized citizens
840,000
Non-citizen residents
≈ 60,000
Annual new immigrants
2023
≈ 38,000
Annual naturalizations
2023
Mexico
Top origin
India
2nd origin
Poland
3rd origin
≈ 400,000
Undocumented residents
Est.
23.5%
Bilingual households
Historical data
Long-run evolution of the key indicators, so you can see the trend — not just today's snapshot.
Foreign-born share
1900–202314.3%▼ 29%
Share of residents born outside the U.S.
Data table
| Foreign-born | 1.82 M | 14.3% |
| Naturalized citizens | 980,000 | |
| Non-citizen residents | 840,000 | |
| Annual new immigrants | ≈ 60,000 | 2023 |
| Annual naturalizations | ≈ 38,000 | 2023 |
| Top origin | Mexico | |
| 2nd origin | India | |
| 3rd origin | Poland | |
| Undocumented residents | ≈ 400,000 | Est. |
| Bilingual households | 23.5% |
Compared to the United States
Coming soon
Side-by-side comparison of Illinois vs. the U.S. average.
National ranking
Coming soon
The national ranking against every other state will appear here as more states are published.