Richland County's estimated 2026 population is 439,112 with a growth rate of 0.96% in the past year according to the most recent United States census data. Richland County is the 4th largest county in South Carolina. The 2010 population was 385,754 and has seen a growth of 13.83% since that time.
Data after 2023 is projected based on recent change
Overall: 34.4 years
Female: 35.9 years
Male: 32.6 years
There are 331,148 adults, (59,468 of whom are seniors) in Richland County.
Female: 219,359 (52%)
Male: 202,758 (48%)
The racial composition of Richland County includes 47.45% Black or African American, 40.38% White, 3% Asian, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| Black or African American | 200,284 | 47.45% |
| White | 170,439 | 40.38% |
| Two or more races | 25,339 | 6% |
| Asian | 12,651 | 3% |
| Other race | 12,185 | 2.89% |
| Native American | 885 | 0.21% |
| Native Hawaiian or Pacific Islander | 334 | 0.08% |
Richland County's average per capita income is $47,595. Household income levels show a median of $63,784. The poverty rate stands at 17.2%.
Name | Median | Mean |
|---|---|---|
| Married Families | $117,591 | $146,976 |
| Families | $85,717 | $115,209 |
| Households | $63,784 | $90,966 |
| Non Families | $42,864 | $54,954 |
Average Income
Median Household Income
Poverty Rate