| Place Name | Blackville |
| Place Type | Town |
| ZIP Code(s) | 29817 |
| County | Barnwell County |
| Area Code(s) | 803 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 3,007 |
| Population Growth Rate (2010-19) | -20.07% |
| Majority Ethnicity | African American 83.51% |
| US Congressional District(s) | South Carolina 2nd |
| State House Districts | 91 |
| State Senate Districts | 40 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 12.6% |
| African American | 83.51% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.89% |