Twin Brooks

County:: Grant County
County Seat:: No
Area (mi²):: 0.406
State:: South Dakota

Twin Brooks is a town located in Grant County, South Dakota. Twin Brooks has a 2025 population of 44. Twin Brooks is currently declining at a rate of 0% annually and its population has decreased by -4.35% since the most recent census, which recorded a population of 46 in 2020.

The average household income in Twin Brooks is $63,235 with a poverty rate of 14.29%.The median age in Twin Brooks is 61.3 years: 61.3 years for males, and 61.3 years for females.

Demographics

The racial composition of Twin Brooks includes 94.29% White, and smaller percentages for and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	33	94.29%
Two or more races	2	5.71%

Twin Brooks Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Twin Brooks' average per capita income is $43,125. Household income levels show a median of $63,125. The poverty rate stands at 14.29%.

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	$77,500	$71,483
Married Families	$77,500	-
Households	$63,125	$63,235
Non Families	$53,125	$43,440

$43,125

Average Income

$63,125

Median Household Income

14.29%

Poverty Rate