| Name | Greene County |
| State | Illinois |
| FIPS Code | 17061 |
| County Seat | Carrollton |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 13,828 |
| Population Growth Rate(2000-2022) | -13.69% |
| Majority Ethnicity | White 98.79% |
| Public School Majority Ethnicity | White 96% |
| Partisan Voting Index | Strongly Republican:+26 |
| Unemployment Rate (November 2024) | 4.1% |
| Area Code(s) | 217 / 618 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 98.79% |
| African American | 0.89% |
| Hispanic | 0.09% |
| Asian | 0.21% |
| Native American | 0.01% |
| Hawaiin/Pacific Islander | 0.01% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 95.66% |
| African American | 0.23% |
| Hispanic | 1.71% |
| Asian | 0.17% |
| Native American | 0.06% |
| Hawaiin/Pacific Islander | 0.06% |