| Name | Charleston County |
| State | South Carolina |
| FIPS Code | 45019 |
| County Seat | Charleston |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 352,548 |
| Population Growth Rate(2000-2022) | 16.57% |
| Majority Ethnicity | White 71.23% |
| Public School Majority Ethnicity | White 53% |
| Partisan Voting Index | Democratic:+7 |
| Unemployment Rate (January 2025) | 3.8% |
| Area Code(s) | 843 / 854 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 71.23% |
| African American | 26.38% |
| Hispanic | 0.31% |
| Asian | 1.87% |
| Native American | 0.1% |
| Hawaiin/Pacific Islander | 0.1% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 52.7% |
| African American | 29.42% |
| Hispanic | 11.84% |
| Asian | 1.6% |
| Native American | 0.11% |
| Hawaiin/Pacific Islander | 0.13% |