Lake township is located in Marshall County, South Dakota. Lake township has a 2026 population of 215. Lake township is currently growing at a rate of 0.94% annually and its population has increased by 4.88% since the most recent census, which recorded a population of 205 in 2020.
The median household income in Lake township is $53,611 with a poverty rate of 3.19%. The median age in Lake township is 61.6 years: 64.7 years for males, and 31.4 years for females. For every 100 females there are 77.4 males.
Data after 2023 is projected based on recent change
The racial composition of Lake township includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 94 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Lake township's average per capita income is $0. Household income levels show a median of $53,611. The poverty rate stands at 3.19%.
Name | Median | Mean |
|---|---|---|
| Households | $53,611 | $68,879 |
| Families | $53,472 | $74,700 |
| Married Families | $53,472 | - |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate