South Union is a CDP located in Anderson County, South Carolina. South Union has a 2025 population of 479 . South Union is currently growing at a rate of 7.16% annually and its population has increased by 44.28% since the most recent census, which recorded a population of 332 in 2020.
The average household income in South Union is $65,655 with a poverty rate of 1.5%. The median age in South Union is 38.8 years: 42.4 years for males, and 30.7 years for females. For every 100 females there are 62.4 males.
Data after 2023 is projected based on recent change
The racial composition of South Union includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 333 | 100% |
Married
Widowed
Divorced
Separated
Never Married
South Union's average per capita income is $33,698. Household income levels show a median of $0. The poverty rate stands at 1.5%.
Name | Median | Mean |
|---|---|---|
| Households | - | $65,655 |
| Families | - | $71,128 |
| Married Families | - | - |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate