Westport township Flag

Westport township

County:
Brown County
County Seat:
No
Area (mi²):
28.876
State:
South Dakota

Westport township is located in Brown County, South Dakota. Westport township has a 2026 population of 85. Westport township is currently declining at a rate of -1.16% annually and its population has decreased by -2.3% since the most recent census, which recorded a population of 87 in 2020.

The median household income in Westport township is $72,692 with a poverty rate of 16.95%. The median age in Westport township is 54.5 years: 54.2 years for males, and 60.5 years for females. For every 100 females there are 210.5 males.

85
Total Population
3
Density (mi²)
-1 -1.16%
Growth

Westport township Population

Westport township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Westport township includes 93.22% White, 3.39% Native American, 3.39% other race, and smaller percentages for and multiracial populations.

Population by Race

White (93.22%)

Native American (3.39%)

Other race (3.39%)

Race
Population
Percentage (of total)
White5593.22%
Native American23.39%
Other race23.39%

Westport township Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Westport township's average per capita income is $63,500. Household income levels show a median of $72,692. The poverty rate stands at 16.95%.

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
Married Families$125,313-
Non Families$73,077$57,383
Households$72,692$65,278
Families$63,750$70,658

$63,500

Average Income

$72,692

Median Household Income

16.95%

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)