Brown County's estimated 2026 population is 6,364 with a growth rate of -0.58% in the past year according to the most recent United States census data. Brown County is the 91st largest county in Illinois. The 2010 population was 6,919 and has seen a growth of -8.02% since that time.
Data after 2023 is projected based on recent change
Overall: 41 years
Female: 42.8 years
Male: 40.7 years
There are 5,260 adults, (1,029 of whom are seniors) in Brown County.
Female: 2,282 (36.1%)
Male: 4,040 (63.9%)
The racial composition of Brown County includes 74.52% White, 17.91% Black or African American, 3.73% other race, and smaller percentages for Native American, Asian and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,711 | 74.52% |
| Black or African American | 1,132 | 17.91% |
| Other race | 236 | 3.73% |
| Two or more races | 229 | 3.62% |
| Native American | 11 | 0.17% |
| Asian | 3 | 0.05% |
Brown County's average per capita income is $45,740. Household income levels show a median of $67,917. The poverty rate stands at 9.25%.
Name | Median | Mean |
|---|---|---|
| Married Families | $89,333 | - |
| Families | $85,302 | $96,502 |
| Households | $67,917 | $81,732 |
| Non Families | $42,350 | $58,375 |
Average Income
Median Household Income
Poverty Rate