| Place Name | Buffalo Hart Township |
| Place Type | Township |
| ZIP Code(s) | 64843 64865 |
| County | Mcdonald County |
| Area Code(s) | 417 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 496 |
| Majority Ethnicity | White 90.04% |
| US Congressional District(s) | Missouri 7th |
| State House Districts | 159 |
| State Senate Districts | 29 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.04% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 9.96% |