Brentwood

County:: St. Louis County
County Seat:: No
Area (mi²):: 1.953
State:: Missouri

Brentwood is a city located in St. Louis County, Missouri. Brentwood has a 2025 population of 7,970. Brentwood is currently declining at a rate of -0.62% annually and its population has decreased by -3.03% since the most recent census, which recorded a population of 8,219 in 2020.

The average household income in Brentwood is $122,897 with a poverty rate of 4.86%.The median age in Brentwood is 37.7 years: 35.5 years for males, and 40.2 years for females.

Demographics

The racial composition of Brentwood includes 79.29% White, 6.27% Asian, and smaller percentages for Black or African American, other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	6,463	79.29%
Two or more races	894	10.97%
Asian	511	6.27%
Black or African American	244	2.99%
Other race	37	0.45%
Native American	2	0.02%

Brentwood Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Brentwood's average per capita income is $74,093. Household income levels show a median of $86,641. The poverty rate stands at 4.86%.

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	$166,391	-
Families	$127,554	$158,759
Households	$86,641	$122,897
Non Families	$75,953	$92,487

$74,093

Average Income

$86,641

Median Household Income

4.86%

Poverty Rate