McCormick County's estimated 2026 population is 10,377 with a growth rate of 1.94% in the past year according to the most recent United States census data. McCormick County is the 45th largest county in South Carolina. The 2010 population was 10,210 and has seen a growth of 1.64% since that time.
Data after 2023 is projected based on recent change
The racial composition of McCormick County includes 54.69% White, 41.16% Black or African American, and smaller percentages for other race, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (54.69%)
Black or African American (41.16%)
Two or more races (3.25%)
Other race (0.62%)
Asian (0.19%)
Native Hawaiian or Pacific Islander (0.1%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 5,305 | 54.69% |
| Black or African American | 3,993 | 41.16% |
| Two or more races | 315 | 3.25% |
| Other race | 60 | 0.62% |
| Asian | 18 | 0.19% |
| Native Hawaiian or Pacific Islander | 10 | 0.1% |
Married
Widowed
Divorced
Separated
Never Married
McCormick County's average per capita income is $40,264. Household income levels show a median of $55,344. The poverty rate stands at 17.98%.
Name | Median | Mean |
|---|---|---|
| Married Families | $85,296 | - |
| Families | $79,432 | $93,003 |
| Households | $55,344 | $73,615 |
| Non Families | $34,038 | $37,424 |
Average Income
Median Household Income
Poverty Rate