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 Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	29	80.56%
Two or more races	7	19.44%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

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