York County's 2026 population is estimated at 312,253, reflecting a 1.5% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). York County is the 7th largest county in South Carolina. The 2010 population was 226,871 and has grown 37.63% since 2010.
Data after 2023 is projected based on recent change
Overall: 39.7 years
Female: 40.3 years
Male: 39 years
There are 224,327 adults, (45,133 of whom are seniors) in York County.
Female: 150,837 (51.4%)
Male: 142,836 (48.6%)
The racial composition of York County includes 68.1% White, 18.4% Black or African American, 3.02% Asian, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 200,002 | 68.1% |
| Black or African American | 54,027 | 18.4% |
| Two or more races | 23,053 | 7.85% |
| Asian | 8,875 | 3.02% |
| Other race | 6,106 | 2.08% |
| Native American | 1,587 | 0.54% |
| Native Hawaiian or Pacific Islander | 23 | 0.01% |
York County 's average per capita income is $56,053. Household income levels show a median of $89,095. The poverty rate stands at 8.37%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $127,480 | $153,815 |
| Families | $110,751 | $134,745 |
| Households | $89,095 | $115,529 |
| Non Families | $49,809 | $62,656 |
Average Income
Median Household Income
Poverty Rate