Marvin Flag

Marvin

County:
Grant County
County Seat:
No
Area (mi²):
0.547
State:
South Dakota

Marvin is a town located in Grant County, South Dakota. Marvin has a 2025 population of 20. Marvin 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 20 in 2020.

The average household income in Marvin is $32,175 with a poverty rate of 16.67%.The median age in Marvin is 59.5 years: 60.3 years for males, and 58.5 years for females.

20
Total Population
37
Density (mi²)
0 0%
Growth

Marvin Population

Marvin Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Marvin includes 94.44% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White1794.44%
Two or more races15.56%

Marvin Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Marvin's average per capita income is $18,750. Household income levels show a median of $38,750. The poverty rate stands at 16.67%.

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
Families$41,250$35,660
Households$38,750$32,175
Married Families--
Non Families-$26,367

$18,750

Average Income

$38,750

Median Household Income

16.67%

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)