| Name | Brule County |
| State | South Dakota |
| FIPS Code | 46015 |
| County Seat | Chamberlain |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 5,326 |
| Population Growth Rate(2020-2024) | 1.48% |
| Majority Ethnicity | White 85.32% |
| Public School Majority Ethnicity | White 62% |
| Partisan Voting Index | Strongly Republican:+22 |
| Unemployment Rate (May 2026) | 2.0% |
| Sales Tax Rate (2025) | 4.2% |
| Area Code(s) | 605 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 85.32% |
| African American | 1.5% |
| Hispanic | 1.6% |
| Asian | 0% |
| Native American | 11.57% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 62.17% |
| African American | 0.58% |
| Hispanic | 2.57% |
| Asian | 0.33% |
| Native American | 27.4% |
| Hawaiin/Pacific Islander | 0% |