| Place Name | South Carthage |
| Place Type | Town |
| ZIP Code(s) | 37030 38547 |
| GEOID | 4769680 |
| County | Smith County |
| Area Code(s) | 615,629 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 1,709 |
| Population Growth Rate (2010-19) | 12.71% |
| Majority Ethnicity | White 98.46% |
| Metro/Micro Stats Area | Nashville-Davidson--Murfreesboro--Franklin, TN |
| US Congressional District(s) | Tennessee 6th |
| State House Districts | 40 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.46% |
| African American | 1.54% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |