Twin Brooks Flag

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.

44
Total Population
108
Density (mi²)
0 0%
Growth

Twin Brooks Population

Twin Brooks Population

Data after 2023 is projected based on recent change

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)
White3394.29%
Two or more races25.71%

Twin Brooks Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

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

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)