Sisseton is located in Roberts County, South Dakota. Sisseton has a 2025 population of 795. Sisseton is currently growing at a rate of 0.76% annually and its population has increased by 1.92% since the most recent census, which recorded a population of 780 in 2020.
The average household income in Sisseton is $98,981 with a poverty rate of 3.25%.The median age in Sisseton is 35.8 years: 28.2 years for males, and 42.9 years for females.
Data after 2023 is projected based on recent change
The racial composition of Sisseton includes 66.29% Native American, 27.08% White, and smaller percentages for and multiracial populations.
Native American (66.3%)
White (27.1%)
Two or more races (6.6%)
Race | Population | Percentage (of total) |
---|---|---|
Native American | 350 | 66.29% |
White | 143 | 27.08% |
Two or more races | 35 | 6.63% |
Married
Widowed
Divorced
Separated
Never Married
Sisseton's average per capita income is $43,929. Household income levels show a median of $81,806. The poverty rate stands at 3.25%.
Name | Median | Mean |
---|---|---|
Married Families | $91,417 | - |
Households | $81,806 | $98,981 |
Families | $80,833 | $89,896 |
Non Families | - | $125,352 |
Average Income
Median Household Income
Poverty Rate