| Name | Sumter County |
| State | South Carolina |
| FIPS Code | 45085 |
| County Seat | Sumter |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2024) | 104,410 |
| Population Growth Rate(2020-2024) | -1.1% |
| Majority Ethnicity | African American 47.34% |
| Public School Majority Ethnicity | African American 63% |
| Partisan Voting Index | Democratic:+4 |
| Unemployment Rate (May 2026) | 6.7% |
| Sales Tax Rate (2025) | 8% |
| Area Code(s) | 803 / 839 / 843 / 854 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 46.26% |
| African American | 47.34% |
| Hispanic | 4.4% |
| Asian | 1.55% |
| Native American | 0.38% |
| Hawaiin/Pacific Islander | 0.08% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 25.98% |
| African American | 63.31% |
| Hispanic | 5.5% |
| Asian | 1.18% |
| Native American | 0.21% |
| Hawaiin/Pacific Islander | 0.24% |