| Name | Allendale County |
| State | South Carolina |
| FIPS Code | 45005 |
| County Seat | Allendale |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 10,399 |
| Population Growth Rate(2000-2022) | -22.84% |
| Majority Ethnicity | African American 74.61% |
| Public School Majority Ethnicity | African American 92% |
| Partisan Voting Index | Strongly Democratic:+29 |
| Unemployment Rate (December 2024) | 7.3% |
| Area Code(s) | 803 / 839 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 23.58% |
| African American | 74.61% |
| Hispanic | 0.17% |
| Asian | 1.59% |
| Native American | 0.03% |
| Hawaiin/Pacific Islander | 0.03% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 3.69% |
| African American | 92.01% |
| Hispanic | 2.56% |
| Asian | 0.2% |
| Native American | 0.31% |
| Hawaiin/Pacific Islander | 0.2% |