Jones County's 2026 population is estimated at 898, reflecting a 1.35% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Jones County is the 66th largest county in South Dakota. The 2010 population was 1,011 and has grown -11.18% since 2010.
Data after 2023 is projected based on recent change
Overall: 33.9 years
Female: 36.1 years
Male: 33.7 years
There are 685 adults, (245 of whom are seniors) in Jones County.
Female: 533 (53.1%)
Male: 471 (46.9%)
The racial composition of Jones County includes 80.18% White, 17.43% Native American, and smaller percentages for Two or more races, other race and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 805 | 80.18% |
| Native American | 175 | 17.43% |
| Two or more races | 21 | 2.09% |
| Other race | 3 | 0.3% |
Jones County 's average per capita income is $37,829. Household income levels show a median of $65,119. The poverty rate stands at 18.31%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $102,679 | - |
| Families | $89,000 | $97,678 |
| Households | $65,119 | $82,711 |
| Non Families | $38,846 | $46,782 |
Average Income
Median Household Income
Poverty Rate