Turner County's 2026 population is estimated at 9,391, reflecting a 0.83% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Turner County is the 20th largest county in South Dakota. The 2010 population was 8,352 and has grown 12.44% since 2010.
Overall: 41.2 years
Female: 41.1 years
Male: 41.2 years
There are 6,634 adults, (1,804 of whom are seniors) in Turner County.
Female: 4,425 (49.8%)
Male: 4,457 (50.2%)
The racial composition of Turner County includes 93.44% White, and smaller percentages for Native American, other race, Black or African American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 8,299 | 93.44% |
| Two or more races | 402 | 4.53% |
| Native American | 67 | 0.75% |
| Other race | 38 | 0.43% |
| Black or African American | 37 | 0.42% |
| Asian | 27 | 0.3% |
| Native Hawaiian or Pacific Islander | 12 | 0.14% |
Turner County 's average per capita income is $49,509. Household income levels show a median of $75,771. The poverty rate stands at 9.32%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $102,317 | - |
| Families | $94,384 | $106,689 |
| Households | $75,771 | $90,459 |
| Non Families | $40,766 | $58,410 |
Average Income
Median Household Income
Poverty Rate