Campbell County's 2026 population is estimated at 1,312, reflecting a -1.13% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Campbell County is the 64th largest county in South Dakota. The 2010 population was 1,471 and has grown -10.81% since 2010.
Data after 2023 is projected based on recent change
Overall: 50.9 years
Female: 52.3 years
Male: 50.5 years
There are 1,262 adults, (429 of whom are seniors) in Campbell County.
Female: 762 (47.8%)
Male: 831 (52.2%)
The racial composition of Campbell County includes 91.09% White, and smaller percentages for other race, Native American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 1,451 | 91.09% |
| Two or more races | 86 | 5.4% |
| Other race | 47 | 2.95% |
| Native American | 8 | 0.5% |
| Asian | 1 | 0.06% |
Campbell County 's average per capita income is $46,653. Household income levels show a median of $68,929. The poverty rate stands at 7.67%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $103,000 | - |
| Families | $102,188 | $129,660 |
| Households | $68,929 | $101,350 |
| Non Families | $45,441 | $48,188 |
Average Income
Median Household Income
Poverty Rate