Twin Oaks Flag

Twin Oaks

County Seat:
No
Area (mi²):
0.269
State:
Missouri

Twin Oaks is a village located in St. Louis County, Missouri. Twin Oaks has a 2026 population of 585. Twin Oaks is currently declining at a rate of -0.17% annually and its population has decreased by -1.35% since the most recent census, which recorded a population of 593 in 2020.

The median household income in Twin Oaks is $120,151 with a poverty rate of 2.72%. The median age in Twin Oaks is 42.4 years: 42.5 years for males, and 40.6 years for females. For every 100 females there are 125.2 males.

585
Total Population
2,172
Density (mi²)
-1 -0.17%
Growth

Twin Oaks Population

Twin Oaks Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026585-1-0.17%
2025586-2-0.34%
202458820.34%
202358600%
2022586-5-0.85%
2021591-2-0.34%
2020593-1-0.17%
201940300%
2018403-1-0.25%
201740400%
2016404-2-0.49%
201540600%
201440620.5%
2013404-1-0.25%
201240510.25%
2011404123.06%
201040400%

Median Age

Overall: 42.4 years
Female: 40.6 years
Male: 42.5 years

Twin Oaks Adults

There are 663 adults, (124 of whom are seniors) in Twin Oaks.

Sex Ratio

Female: 326 (44.4%)
Male: 408 (55.6%)

Demographics

The racial composition of Twin Oaks includes 89.37% White, 3.81% Asian, 3% Black or African American, and smaller percentages for other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White65689.37%
Asian283.81%
Two or more races253.41%
Black or African American223%
Other race30.41%
Race
Population ↓
Percentage (of total)
Two or more races50.68%
Other race30.41%
White20.27%
Asian10.14%
Race
Population ↓
Percentage (of total)
White65489.1%
Asian273.68%
Black or African American223%
Two or more races202.72%

Twin Oaks Marital Status

Economics and Income Statistics

Twin Oaks ' average per capita income is $93,281. Household income levels show a median of $120,151. The poverty rate stands at 2.72%.

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$131,750-
Families$120,625$141,401
Households$120,151$114,049
Non Families$120,143$102,139

$93,281

Average Income

$120,151

Median Household Income

2.72%

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)