Spartanburg County's 2026 population is estimated at 390,388, reflecting a 2.78% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Spartanburg County is the 5th largest county in South Carolina. The 2010 population was 284,769 and has grown 37.09% since 2010.
Data after 2023 is projected based on recent change
Overall: 37.8 years
Female: 38.8 years
Male: 36.8 years
There are 266,567 adults, (56,675 of whom are seniors) in Spartanburg County.
Female: 178,091 (51.2%)
Male: 169,761 (48.8%)
The racial composition of Spartanburg County includes 66.64% White, 19.39% 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 | 231,820 | 66.64% |
| Black or African American | 67,447 | 19.39% |
| Two or more races | 29,174 | 8.39% |
| Other race | 10,207 | 2.93% |
| Asian | 8,385 | 2.41% |
| Native American | 660 | 0.19% |
| Native Hawaiian or Pacific Islander | 159 | 0.05% |
Spartanburg County 's average per capita income is $46,439. Household income levels show a median of $66,234. The poverty rate stands at 14.5%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $97,889 | $119,258 |
| Families | $79,982 | $101,895 |
| Households | $66,234 | $87,462 |
| Non Families | $37,986 | $50,817 |
Average Income
Median Household Income
Poverty Rate