Twin Lake township

County:: Sanborn County
County Seat:: No
Area (mi²):: 35.703
State:: South Dakota

Twin Lake township is located in Sanborn County, South Dakota. Twin Lake township has a 2025 population of 96. Twin Lake township is currently declining at a rate of 0% annually and its population has increased by 3.23% since the most recent census, which recorded a population of 93 in 2020.

The average household income in Twin Lake township is $110,731 with a poverty rate of 0%.The median age in Twin Lake township is 35.7 years: 57.3 years for males, and 34.3 years for females.

Demographics

The racial composition of Twin Lake township includes 80.56% White, and smaller percentages for and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	29	80.56%
Two or more races	7	19.44%

Twin Lake township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Twin Lake township's average per capita income is $55,938. Household income levels show a median of $126,667. The poverty rate stands at 0%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Families	$137,500	$123,471
Married Families	$137,500	-
Households	$126,667	$110,731
Non Families	-	-

$55,938

Average Income

$126,667

Median Household Income

0%

Poverty Rate