Facts
- Population
- 520,997 (2024)
- Change since 2020
- 0.8 %
- Net migration
- 472 (2023)
- Unemployment rate
- 4.7 % (2025)
- State
- Illinois
- Population base, April 2020
- 516,722 (2020)
- Births
- 5,484 (2023)
- Births per 1,000 residents, 2023
- 10.5
- Deaths
- 3,750 (2023)
- Deaths per 1,000 residents, 2023
- 7.2
- Natural change, 2023
- 1,734
- International migration
- 2,348 (2023)
- Domestic migration
- -1,876 (2023)
- Net migration per 1,000, 2023
- 0.9
- Postal code
- IL
- FIPS code
- 17089
Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS
Unemployment rate, annual average
| Period | Value |
|---|---|
| 2025 | 4.7 % |
| 2024 | 5.0 % |
| 2023 | 5.0 % |
| 2022 | 4.5 % |
| 2021 | 5.7 % |
| 2020 | 8.7 % |
| 2019 | 4.2 % |
| 2018 | 4.7 % |
| 2017 | 4.6 % |
| 2016 | 5.2 % |
| 2015 | 5.7 % |
| 2014 | 6.8 % |
Population estimates, 2020–2024
| Period | Value |
|---|---|
| 2024 | 520,997 |
| 2023 | 517,241 |
| 2022 | 515,070 |
| 2021 | 516,564 |
| 2020 | 516,403 |