Lake Poinsett Flag

Lake Poinsett

County Seat:
No
Area (mi²):
4.888
State:
South Dakota

Lake Poinsett is a CDP located in Brookings County, South Dakota. Lake Poinsett has a 2026 population of 395. Lake Poinsett is currently declining at a rate of -1.5% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Lake Poinsett is $96,875 with a poverty rate of 5.17%. The median age in Lake Poinsett is 62.6 years: 62.3 years for males, and 62.8 years for females. For every 100 females there are 114.8 males.

395
Total Population
81
Density (mi²)
-6 -1.5%
Growth

Lake Poinsett Population

Lake Poinsett Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026395-6-1.5%
2025401-6-1.47%

Median Age

Overall: 62.6 years
Female: 62.8 years
Male: 62.3 years

Lake Poinsett Adults

There are 316 adults, (105 of whom are seniors) in Lake Poinsett.

Sex Ratio

Female: 162 (46.6%)
Male: 186 (53.4%)

Demographics

The racial composition of Lake Poinsett includes 93.97% White, and smaller percentages for Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White32793.97%
Two or more races164.6%
Asian51.44%
Race
Population ↓
Percentage (of total)
White32793.97%
Two or more races164.6%
Asian51.44%

Lake Poinsett Marital Status

Economics and Income Statistics

Lake Poinsett 's average per capita income is $39,643. Household income levels show a median of $96,875. The poverty rate stands at 5.17%.

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$107,031$125,190
Married Families$107,031-
Households$96,875$109,626
Non Families-$43,969

$39,643

Average Income

$96,875

Median Household Income

5.17%

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)