Oakville

County:: St. Louis County
County Seat:: No
Area (mi²):: 15.878
State:: Missouri

Oakville is a CDP located in St. Louis County, Missouri. Oakville has a 2025 population of 35,229. Oakville is currently declining at a rate of -0.17% annually and its population has decreased by -2.46% since the most recent census, which recorded a population of 36,117 in 2020.

The average household income in Oakville is $128,355 with a poverty rate of 5.59%.The median age in Oakville is 45.7 years: 44.3 years for males, and 47.7 years for females.

Demographics

The racial composition of Oakville includes 88.94% White, and smaller percentages for Black or African American, Asian, other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	31,278	88.94%
Two or more races	2,082	5.92%
Black or African American	964	2.74%
Asian	603	1.71%
Other race	183	0.52%
Native American	56	0.16%

Oakville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Oakville's average per capita income is $60,352. Household income levels show a median of $103,125. The poverty rate stands at 5.59%.

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	$129,536	-
Families	$120,438	$146,193
Households	$103,125	$128,355
Non Families	$53,555	$74,578

$60,352

Average Income

$103,125

Median Household Income

5.59%

Poverty Rate