Benton is located in Minnehaha County, South Dakota. Benton has a 2025 population of 732 . Benton is currently declining at a rate of -0.41% annually and its population has decreased by -3.94% since the most recent census, which recorded a population of 762 in 2020.
The average household income in Benton is $118,394 with a poverty rate of 1.55%. The median age in Benton is 33.4 years: 32.5 years for males, and 36.5 years for females. For every 100 females there are 122.4 males.
Data after 2023 is projected based on recent change
The racial composition of Benton includes 92.25% White, 3.1% Native American, and smaller percentages for other race, Two or more races, Black or African American and multiracial populations.
White (92.25%)
Native American (3.1%)
Other race (2.2%)
Two or more races (2.07%)
Black or African American (0.39%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 714 | 92.25% |
| Native American | 24 | 3.1% |
| Other race | 17 | 2.2% |
| Two or more races | 16 | 2.07% |
| Black or African American | 3 | 0.39% |
Married
Widowed
Divorced
Separated
Never Married
Benton's average per capita income is $51,719. Household income levels show a median of $97,396. The poverty rate stands at 1.55%.
Name | Median | Mean |
|---|---|---|
| Married Families | $103,594 | - |
| Families | $102,500 | $150,948 |
| Households | $97,396 | $118,394 |
| Non Families | - | $55,299 |
Average Income
Median Household Income
Poverty Rate