St. Ann

County:: St. Louis County
County Seat:: No
Area (mi²):: 3.155
State:: Missouri

St. Ann is a city located in St. Louis County, Missouri. St. Ann has a 2025 population of 12,432. St. Ann is currently declining at a rate of -0.9% annually and its population has decreased by -4.34% since the most recent census, which recorded a population of 12,996 in 2020.

The average household income in St. Ann is $60,078 with a poverty rate of 11.96%.The median age in St. Ann is 36.2 years: 34 years for males, and 40.4 years for females.

Demographics

The racial composition of St. Ann includes 62.88% White, 26.44% Black or African American, 3.05% other race, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	8,089	62.88%
Black or African American	3,402	26.44%
Two or more races	742	5.77%
Other race	393	3.05%
Asian	217	1.69%
Native American	22	0.17%

St. Ann Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Ann's average per capita income is $38,532. Household income levels show a median of $52,059. The poverty rate stands at 11.96%.

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	$81,382	-
Families	$72,235	$72,693
Households	$52,059	$60,078
Non Families	$40,261	$46,215

$38,532

Average Income

$52,059

Median Household Income

11.96%

Poverty Rate