Flandreau is a city located in Moody County, South Dakota. Flandreau has a 2025 population of 2,371 . Flandreau is currently declining at a rate of -0.04% annually and its population has decreased by -0.13% since the most recent census, which recorded a population of 2,374 in 2020.
The average household income in Flandreau is $64,515 with a poverty rate of 18.21%. The median age in Flandreau is 37 years: 34.2 years for males, and 38.9 years for females. For every 100 females there are 85.1 males.
Data after 2023 is projected based on recent change
The racial composition of Flandreau includes 57.01% White, 21.56% Native American, 4.71% Asian, and smaller percentages for other race, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.
White (57.01%)
Native American (21.56%)
Two or more races (12.92%)
Asian (4.71%)
Other race (1.96%)
Black or African American (1.7%)
Native Hawaiian or Pacific Islander (0.13%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,306 | 57.01% |
| Native American | 494 | 21.56% |
| Two or more races | 296 | 12.92% |
| Asian | 108 | 4.71% |
| Other race | 45 | 1.96% |
| Black or African American | 39 | 1.7% |
| Native Hawaiian or Pacific Islander | 3 | 0.13% |
Married
Widowed
Divorced
Separated
Never Married
Flandreau's average per capita income is $36,595. Household income levels show a median of $56,458. The poverty rate stands at 18.21%.
Name | Median | Mean |
|---|---|---|
| Married Families | $89,250 | - |
| Families | $72,000 | $83,634 |
| Households | $56,458 | $64,515 |
| Non Families | $31,929 | $39,192 |
Average Income
Median Household Income
Poverty Rate