| Name | Cook County |
| State | Illinois |
| FIPS Code | 17031 |
| Timezone | Central Daylight Time (CDT) |
| Population (2020) | 5,275,541 |
| Population Growth Rate(2000-2020) | 1.56% |
| Majority Ethnicity | White 50.17% |
| Public School Majority Ethnicity | Hispanic 39% |
| Partisan Voting Index | Strongly Democratic:+28 |
| Unemployment Rate | 4.2% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 50.17% |
| African American | 20.87% |
| Hispanic | 22.29% |
| Asian | 6.38% |
| Native American | 0.25% |
| Hawaiin/Pacific Islander | 0.03% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 25.07% |
| African American | 27.21% |
| Hispanic | 39.1% |
| Asian | 5.95% |
| Native American | 0.33% |
| Hawaiin/Pacific Islander | 0.14% |