Clarendon County's estimated 2026 population is 31,033 with a growth rate of -0.03% in the past year according to the most recent United States census data. Clarendon County is the 30th largest county in South Carolina. The 2010 population was 34,947 and has seen a growth of -11.2% since that time.
Data after 2023 is projected based on recent change
Overall: 45.9 years
Female: 49.6 years
Male: 43.2 years
There are 25,344 adults, (7,727 of whom are seniors) in Clarendon County.
Female: 15,646 (50.5%)
Male: 15,340 (49.5%)
The racial composition of Clarendon County includes 50.56% White, 44.17% Black or African American, and smaller percentages for Two or more races, other race, Asian, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 15,667 | 50.56% |
| Black or African American | 13,687 | 44.17% |
| Two or more races | 917 | 2.96% |
| Other race | 334 | 1.08% |
| Asian | 260 | 0.84% |
| Native American | 121 | 0.39% |
Clarendon County's average per capita income is $36,826. Household income levels show a median of $52,401. The poverty rate stands at 15.43%.
Name | Median | Mean |
|---|---|---|
| Married Families | $80,333 | - |
| Families | $70,000 | $86,427 |
| Households | $52,401 | $70,670 |
| Non Families | $25,137 | $38,380 |
Average Income
Median Household Income
Poverty Rate