| Name | Brown County |
| State | Illinois |
| FIPS Code | 17009 |
| County Seat | Mount Sterling |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 6,301 |
| Population Growth Rate(2020-2024) | 0.81% |
| Majority Ethnicity | White 76.51% |
| Public School Majority Ethnicity | White 95% |
| Partisan Voting Index | Strongly Republican:+29 |
| Unemployment Rate (May 2026) | 4.0% |
| Sales Tax Rate (2025) | 7.5% |
| Area Code(s) | 217 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 76.51% |
| African American | 17.47% |
| Hispanic | 5.14% |
| Asian | 0.03% |
| Native American | 0.85% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 95% |
| African American | 1.47% |
| Hispanic | 2.21% |
| Asian | 0.29% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |