Martin

County:: Bennett County
County Seat:: No
Area (mi²):: 0.56
State:: South Dakota

Martin is a city located in Bennett County, South Dakota. Martin has a 2025 population of 919. Martin is currently declining at a rate of -0.33% annually and its population has decreased by -1.82% since the most recent census, which recorded a population of 936 in 2020.

The average household income in Martin is $64,299 with a poverty rate of 14.72%.The median age in Martin is 34.6 years: 35.7 years for males, and 32.2 years for females.

Demographics

The racial composition of Martin includes 50.95% White, 40.7% Native American, 5.12% Asian, and smaller percentages for other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	537	50.95%
Native American	429	40.7%
Asian	54	5.12%
Two or more races	32	3.04%
Other race	2	0.19%

Martin Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Martin's average per capita income is $49,821. Household income levels show a median of $49,609. The poverty rate stands at 14.72%.

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	$104,861	-
Families	$68,750	$75,422
Households	$49,609	$64,299
Non Families	$36,250	$41,714

$49,821

Average Income

$49,609

Median Household Income

14.72%

Poverty Rate