| Name | Brown County |
| State | Kansas |
| FIPS Code | 20013 |
| County Seat | Hiawatha |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 9,267 |
| Population Growth Rate(2020-2024) | -2.59% |
| Majority Ethnicity | White 85.9% |
| Public School Majority Ethnicity | White 70% |
| Partisan Voting Index | Strongly Republican:+25 |
| Unemployment Rate (May 2026) | 4.9% |
| Sales Tax Rate (2025) | 7.5% |
| Area Code(s) | 785 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 85.9% |
| African American | 1.44% |
| Hispanic | 4.56% |
| Asian | 0.35% |
| Native American | 7.76% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 70.27% |
| African American | 0.86% |
| Hispanic | 8.36% |
| Asian | 0.46% |
| Native American | 12.74% |
| Hawaiin/Pacific Islander | 0.07% |