Sioux is located in Sioux County, Iowa. Sioux has a 2025 population of 139. Sioux is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Sioux is $31,449 with a poverty rate of 43.17%.The median age in Sioux is 49.7 years: 49.3 years for males, and 57.5 years for females.
Data after 2023 is projected based on recent change
The racial composition of Sioux includes 100% White, and smaller percentages for and multiracial populations.
White (100.0%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 139 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Sioux's average per capita income is $17,841. Household income levels show a median of $0. The poverty rate stands at 43.17%.
Name | Median | Mean |
|---|---|---|
| Families | $34,306 | $39,513 |
| Married Families | $34,306 | - |
| Households | - | $31,449 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate