St. Mary Flag

St. Mary

County:
Waseca County
County Seat:
No
Area (mi²):
35.529
State:
Minnesota

St. Mary is located in Waseca County, Minnesota. St. Mary has a 2025 population of 404. St. Mary is currently growing at a rate of 0.25% annually and its population has increased by 0.5% since the most recent census, which recorded a population of 402 in 2020.

The average household income in St. Mary is $94,203 with a poverty rate of 5.06%. The median age in St. Mary is 40.4 years: 42.8 years for males, and 38 years for females.

404
Total Population
11
Density (mi²)
1 0.25%
Growth

St. Mary Population

St. Mary Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of St. Mary includes 91.81% White, and smaller percentages for other race, Black or African American, Asian and multiracial populations.

Population by Race

White (91.8%)

Two or more races (3.8%)

Other race (1.9%)

Black or African American (1.3%)

Asian (1.3%)

Race
Population
Percentage (of total)
White43791.81%
Two or more races183.78%
Other race91.89%
Black or African American61.26%
Asian61.26%

St. Mary Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Mary's average per capita income is $52,679. Household income levels show a median of $89,063. The poverty rate stands at 5.06%.

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$108,750-
Families$100,250$105,027
Households$89,063$94,203
Non Families$25,000$47,329

$52,679

Average Income

$89,063

Median Household Income

5.06%

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)