St. Marys Flag

St. Marys

County Seat:
No
Area (mi²):
1.178
State:
Kansas

St. Marys is a city located in Pottawatomie County, Kansas. St. Marys has a 2025 population of 2,789 . St. Marys is currently growing at a rate of 0.18% annually and its population has increased by 1.01% since the most recent census, which recorded a population of 2,761 in 2020.

The average household income in St. Marys is $86,152 with a poverty rate of 7.89%. The median age in St. Marys is 25.8 years: 25.9 years for males, and 25.6 years for females. For every 100 females there are 105.2 males.

2.8K
Total Population
2,367
Density (mi²)
5 0.18%
Growth

St. Marys Population

St. Marys Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of St. Marys includes 88.55% White, and smaller percentages for other race, Asian, Black or African American, Native American and multiracial populations.

Population by Race

White (88.55%)

Two or more races (6.8%)

Other race (2.72%)

Asian (0.97%)

Black or African American (0.72%)

Native American (0.25%)

Race
Population
Percentage (of total)
White2,47588.55%
Two or more races1906.8%
Other race762.72%
Asian270.97%
Black or African American200.72%
Native American70.25%

St. Marys Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Marys' average per capita income is $45,114. Household income levels show a median of $71,723. The poverty rate stands at 7.89%.

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$83,661-
Families$81,750$98,029
Households$71,723$86,152
Non Families$37,813$44,946

$45,114

Average Income

$71,723

Median Household Income

7.89%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)