| Name | Buchanan County |
| State | Virginia |
| FIPS Code | 51027 |
| County Seat | Grundy |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 24,071 |
| Population Growth Rate(2000-2022) | -15.53% |
| Majority Ethnicity | White 98.08% |
| Public School Majority Ethnicity | White 97% |
| Partisan Voting Index | Strongly Republican:+36 |
| Unemployment Rate (February 2025) | 4.1% |
| Area Code(s) | 276 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 98.08% |
| African American | 1.87% |
| Hispanic | 0% |
| Asian | 0.05% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 97.15% |
| African American | 0.36% |
| Hispanic | 1.37% |
| Asian | 0.25% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.04% |