Whitehorse is a CDP located in Dewey County, South Dakota. Whitehorse has a 2025 population of 148 . Whitehorse is currently declining at a rate of 0% annually and its population has decreased by -39.59% since the most recent census, which recorded a population of 245 in 2020.
The average household income in Whitehorse is $49,576 with a poverty rate of 34.65%. The median age in Whitehorse is 29.1 years: 23.9 years for males, and 29.3 years for females. For every 100 females there are 135.2 males.
Data after 2023 is projected based on recent change
The racial composition of Whitehorse includes 98.43% Native American, and smaller percentages for Two or more races and multiracial populations.
Native American (98.43%)
Two or more races (1.57%)
Race | Population | Percentage (of total) |
|---|---|---|
| Native American | 125 | 98.43% |
| Two or more races | 2 | 1.57% |
Married
Widowed
Divorced
Separated
Never Married
Whitehorse's average per capita income is $36,154. Household income levels show a median of $63,214. The poverty rate stands at 34.65%.
Name | Median | Mean |
|---|---|---|
| Households | $63,214 | $49,576 |
| Families | - | $33,969 |
| Married Families | - | - |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate