| Name | Union County |
| State | South Carolina |
| FIPS Code | 45087 |
| County Seat | Union |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 28,804 |
| Population Growth Rate(2000-2022) | -5.93% |
| Majority Ethnicity | White 68.87% |
| Public School Majority Ethnicity | White 52% |
| Partisan Voting Index | Republican:+16 |
| Unemployment Rate (May 2025) | 5.1% |
| Area Code(s) | 864 / 803 / 839 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 68.87% |
| African American | 30.82% |
| Hispanic | 0.17% |
| Asian | 0.14% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 51.64% |
| African American | 34.82% |
| Hispanic | 3.64% |
| Asian | 0.18% |
| Native American | 0.11% |
| Hawaiin/Pacific Islander | 0.08% |