Plankinton Flag

Plankinton

County:
Aurora County
County Seat:
Yes
Area (mi²):
0.763
State:
South Dakota

Plankinton is a city located in Aurora County, South Dakota. Plankinton has a 2026 population of 762. It is also the county seat of Aurora County. Plankinton is currently declining at a rate of 0% annually and its population has decreased by -0.26% since the most recent census, which recorded a population of 764 in 2020.

The median household income in Plankinton is $74,833 with a poverty rate of 15.59%. The median age in Plankinton is 42.4 years: 42.7 years for males, and 41.2 years for females. For every 100 females there are 98.4 males.

762
Total Population
998
Density (mi²)

Plankinton Population

Plankinton Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202676200%
2025762-1-0.13%
2024763-13-1.68%
202377691.17%
202276740.52%
2021763-1-0.13%
2020764-3-0.39%
2019729-8-1.09%
2018737101.38%
201772720.28%
201672560.83%
2015719-1-0.14%
201472081.12%
2013712-17-2.33%
2012729131.82%
201171691.27%
2010711-1-0.14%

Median Age

Overall: 42.4 years
Female: 41.2 years
Male: 42.7 years

Plankinton Adults

There are 460 adults, (85 of whom are seniors) in Plankinton.

Sex Ratio

Female: 304 (50.4%)
Male: 299 (49.6%)

Demographics

The racial composition of Plankinton includes 79.6% White, 7.46% other race, and smaller percentages for Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White48079.6%
Two or more races7612.6%
Other race457.46%
Asian20.33%
Race
Population ↓
Percentage (of total)
Two or more races6911.44%
Other race457.46%
Race
Population ↓
Percentage (of total)
White48079.6%
Two or more races71.16%
Asian20.33%

Plankinton Marital Status

Economics and Income Statistics

Plankinton 's average per capita income is $57,083. Household income levels show a median of $74,833. The poverty rate stands at 15.59%.

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$115,952-
Families$92,917$137,180
Households$74,833$115,287
Non Families$53,333$53,405

$57,083

Average Income

$74,833

Median Household Income

15.59%

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)