Willow Lake township Flag

Willow Lake township

County:
Clark County
County Seat:
No
Area (mi²):
35.493
State:
South Dakota

Willow Lake township is located in Clark County, South Dakota. Willow Lake township has a 2026 population of 47. Willow Lake township is currently declining at a rate of 0% annually and its population has increased by 2.17% since the most recent census, which recorded a population of 46 in 2020.

The median household income in Willow Lake township is $99,500 with a poverty rate of 0%. The median age in Willow Lake township is 63.8 years: 63 years for males, and 63.8 years for females. For every 100 females there are 100.0 males.

47
Total Population
1.3
Density (mi²)

Willow Lake township Population

Willow Lake township Population

Year ↓
Population
Growth
Annual Change
20264700%
20254700%
202447-1-2.08%
20234824.35%
20224600%
20214600%
20204600%
20194400%
201844-2-4.35%
20174612.22%
20164512.27%
201544-1-2.22%
20144512.27%
20134400%
20124424.76%
20114200%
20104200%

Median Age

Overall: 63.8 years
Female: 63.8 years
Male: 63 years

Willow Lake township Adults

There are 32 adults, (7 of whom are seniors) in Willow Lake township.

Sex Ratio

Female: 16 (50%)
Male: 16 (50%)

Demographics

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

Population by Race

Race
Population ↓
Percentage (of total)
White32100%
Race
Population ↓
Percentage (of total)
White32100%

Willow Lake township Marital Status

Economics and Income Statistics

Willow Lake township's average per capita income is $0. Household income levels show a median of $99,500. 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$99,500$119,244
Families$98,500$119,825
Married Families$98,500-
Non Families--

$0

Average Income

$99,500

Median Household Income

0%

Poverty Rate

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)