Mount Vernon Flag

Mount Vernon

County:
Davison County
County Seat:
No
Area (mi²):
0.34
State:
South Dakota

Mount Vernon is a city located in Davison County, South Dakota. Mount Vernon has a 2025 population of 459. Mount Vernon is currently declining at a rate of 0% annually and its population has increased by 0.22% since the most recent census, which recorded a population of 458 in 2020.

The average household income in Mount Vernon is $70,461 with a poverty rate of 3.67%.The median age in Mount Vernon is 28.9 years: 28.8 years for males, and 32.7 years for females.

459
Total Population
1,352
Density (mi²)
0 0%
Growth

Mount Vernon Population

Mount Vernon Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Mount Vernon includes 94.05% White, 3.2% Native American, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White41194.05%
Native American143.2%
Two or more races122.75%

Mount Vernon Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Mount Vernon's average per capita income is $42,813. Household income levels show a median of $58,542. The poverty rate stands at 3.67%.

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$92,500-
Families$88,125$102,760
Households$58,542$70,461
Non Families$24,518$37,866

$42,813

Average Income

$58,542

Median Household Income

3.67%

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)