St. Peters township

County:: St. Charles County
County Seat:: No
Area (mi²):: 4.335
State:: Missouri

St. Peters township is located in St. Charles County, Missouri. St. Peters township has a 2025 population of 19,137. St. Peters township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The average household income in St. Peters township is $105,815 with a poverty rate of 5.18%. The median age in St. Peters township is 38.7 years: 36.5 years for males, and 41.3 years for females.

Demographics

The racial composition of St. Peters township includes 83.29% White, 5.74% Black or African American, and smaller percentages for Asian, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	15,940	83.29%
Two or more races	1,493	7.8%
Black or African American	1,098	5.74%
Asian	401	2.1%
Other race	147	0.77%
Native American	47	0.25%
Native Hawaiian or Pacific Islander	11	0.06%

St. Peters township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Peters township's average per capita income is $52,782. Household income levels show a median of $93,730. The poverty rate stands at 5.18%.

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	$115,214	-
Families	$107,077	$120,867
Households	$93,730	$105,815
Non Families	$56,200	$68,842

$52,782

Average Income

$93,730

Median Household Income

5.18%

Poverty Rate