St. Marys township

County:: Pottawatomie County
County Seat:: No
Area (mi²):: 37.852
State:: Kansas

St. Marys township is located in Pottawatomie County, Kansas. St. Marys township has a 2025 population of 3,920. St. Marys township is currently declining at a rate of -0.25% annually but its population has increased by 0.9% since the most recent census, which recorded a population of 3,885 in 2020.

The average household income in St. Marys township is $94,331 with a poverty rate of 9.34%.The median age in St. Marys township is 25.5 years: 25.8 years for males, and 25.1 years for females.

Demographics

The racial composition of St. Marys township includes 88.37% White, and smaller percentages for other race, Black or African American, Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,450	88.37%
Two or more races	273	6.99%
Other race	102	2.61%
Black or African American	32	0.82%
Asian	27	0.69%
Native American	20	0.51%

St. Marys township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Marys township's average per capita income is $46,288. Household income levels show a median of $77,000. The poverty rate stands at 9.34%.

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	$96,902	-
Families	$88,704	$105,291
Households	$77,000	$94,331
Non Families	$36,731	$44,347

$46,288

Average Income

$77,000

Median Household Income

9.34%

Poverty Rate