Kingsbury County's 2026 population is estimated at 5,259, reflecting a -0.02% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Kingsbury County is the 35th largest county in South Dakota. The 2010 population was 5,132 and has grown 2.47% since 2010.
Data after 2023 is projected based on recent change
Overall: 42.1 years
Female: 42.5 years
Male: 41.7 years
There are 3,927 adults, (1,211 of whom are seniors) in Kingsbury County.
Female: 2,576 (49.1%)
Male: 2,668 (50.9%)
The racial composition of Kingsbury County includes 91.9% White, and smaller percentages for other race, Native American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 4,819 | 91.9% |
| Two or more races | 250 | 4.77% |
| Other race | 103 | 1.96% |
| Native American | 49 | 0.93% |
| Asian | 23 | 0.44% |
Kingsbury County 's average per capita income is $46,223. Household income levels show a median of $74,000. The poverty rate stands at 10.58%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $103,631 | - |
| Families | $96,111 | $105,820 |
| Households | $74,000 | $88,285 |
| Non Families | $45,313 | $54,187 |
Average Income
Median Household Income
Poverty Rate