Darlington County's 2026 population is estimated at 62,539, reflecting a 0.09% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Darlington County is the 23rd largest county in South Carolina. The 2010 population was 68,513 and has grown -8.72% since 2010.
Data after 2023 is projected based on recent change
Overall: 41.3 years
Female: 42.6 years
Male: 39.4 years
There are 48,664 adults, (12,424 of whom are seniors) in Darlington County.
Female: 32,786 (52.4%)
Male: 29,772 (47.6%)
The racial composition of Darlington County includes 54.01% White, 40.68% Black or African American, and smaller percentages for other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 33,788 | 54.01% |
| Black or African American | 25,447 | 40.68% |
| Two or more races | 2,083 | 3.33% |
| Other race | 688 | 1.1% |
| Asian | 364 | 0.58% |
| Native American | 184 | 0.29% |
| Native Hawaiian or Pacific Islander | 4 | 0.01% |
Darlington County 's average per capita income is $40,602. Household income levels show a median of $48,581. The poverty rate stands at 21.09%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $93,570 | $124,965 |
| Families | $65,982 | $93,634 |
| Households | $48,581 | $74,762 |
| Non Families | $28,353 | $41,683 |
Average Income
Median Household Income
Poverty Rate