Three Rivers township Flag

Three Rivers township

County:
Spink County
County Seat:
No
Area (mi²):
35.976
State:
South Dakota

Three Rivers township is located in Spink County, South Dakota. Three Rivers township has a 2026 population of 63. Three Rivers township is currently growing at a rate of 1.61% annually but its population has decreased by -3.08% since the most recent census, which recorded a population of 65 in 2020.

The median household income in Three Rivers township is $120,167 with a poverty rate of 0%. The median age in Three Rivers township is 27.5 years: 26.9 years for males, and 27.6 years for females. For every 100 females there are 93.5 males.

63
Total Population
2
Density (mi²)
1 1.61%
Growth

Three Rivers township Population

Three Rivers township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Three Rivers township includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

White (100%)

Race
Population
Percentage (of total)
White89100%

Three Rivers township Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Three Rivers township's average per capita income is $43,542. Household income levels show a median of $120,167. 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
Households$120,167$111,257
Families$120,167$111,257
Married Families$120,167-
Non Families--

$43,542

Average Income

$120,167

Median Household Income

0%

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)