Lake Preston is a city located in Kingsbury County, South Dakota. Lake Preston has a 2025 population of 608 . Lake Preston is currently growing at a rate of 0.5% annually and its population has increased by 3.05% since the most recent census, which recorded a population of 590 in 2020.
The average household income in Lake Preston is $71,912 with a poverty rate of 13.73%. The median age in Lake Preston is 50 years: 46.1 years for males, and 57.9 years for females. For every 100 females there are 87.2 males.
Data after 2023 is projected based on recent change
The racial composition of Lake Preston includes 81.82% White, and smaller percentages for Native American, Asian and multiracial populations.
White (81.82%)
Two or more races (16.14%)
Native American (1.67%)
Asian (0.37%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 441 | 81.82% |
| Two or more races | 87 | 16.14% |
| Native American | 9 | 1.67% |
| Asian | 2 | 0.37% |
Married
Widowed
Divorced
Separated
Never Married
Lake Preston's average per capita income is $41,400. Household income levels show a median of $60,917. The poverty rate stands at 13.73%.
Name | Median | Mean |
|---|---|---|
| Married Families | $96,250 | - |
| Families | $84,167 | $95,269 |
| Households | $60,917 | $71,912 |
| Non Families | $45,625 | $50,547 |
Average Income
Median Household Income
Poverty Rate