City in Cook County, Illinois · 4.1 sq mi · 5,317 people per sq mi
About 22,000 people live in Blue Island. The typical household earns $59,489, and the median resident is 38.1 years old.
2026 projection
From 22,473 in 2020
Poverty rate 17.09%
Men 37.6 · Women 38.7
1880–2026
21,647
2026 projection
3.7% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
1880–2026
21,647
2026 projection
3.7% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 21,647 | -158 | 0.72% |
|---|---|---|---|
| 2025 | 21,805 | -39 | 0.18% |
| 2024 | 21,844 | +136 | 0.63% |
| 2023 | 21,708 | -47 | 0.22% |
| 2022 | 21,755 | -309 | 1.40% |
| 2021 | 22,064 | -409 | 1.82% |
| 2020 | 22,473 | -403 | 1.76% |
| 2019 | 22,876 | -195 | 0.85% |
| 2018 | 23,071 | -242 | 1.04% |
| 2017 | 23,313 | -218 | 0.93% |
Showing 10 of 30 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 217 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 6 residents
33% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 33% | 33% | 34% |
| Never married | 47% | 47% | 47% |
| Divorced | 10% | 12% | 9% |
| Widowed | 6% | 3% | 8% |
| Separated | 4% | 5% | 2% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau