Aiken County's estimated 2026 population is 183,667 with a growth rate of 1.22% in the past year according to the most recent United States census data. Aiken County is the 12th largest county in South Carolina. The 2010 population was 160,558 and has seen a growth of 14.39% since that time.
Data after 2023 is projected based on recent change
The racial composition of Aiken County includes 66.11% White, 24.53% Black or African American, and smaller percentages for other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (66.11%)
Black or African American (24.53%)
Two or more races (6.75%)
Other race (1.47%)
Asian (1.01%)
Native American (0.12%)
Native Hawaiian or Pacific Islander (0.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 113,667 | 66.11% |
| Black or African American | 42,183 | 24.53% |
| Two or more races | 11,605 | 6.75% |
| Other race | 2,526 | 1.47% |
| Asian | 1,735 | 1.01% |
| Native American | 212 | 0.12% |
| Native Hawaiian or Pacific Islander | 21 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Aiken County's average per capita income is $46,767. Household income levels show a median of $67,940. The poverty rate stands at 13.85%.
Name | Median | Mean |
|---|---|---|
| Married Families | $97,832 | $121,713 |
| Families | $82,999 | $104,626 |
| Households | $67,940 | $88,922 |
| Non Families | $36,793 | $53,237 |
Average Income
Median Household Income
Poverty Rate