Delmont

County:: Douglas County
County Seat:: No
Area (mi²):: 0.763
State:: South Dakota

Delmont is a city located in Douglas County, South Dakota. Delmont has a 2025 population of 152. Delmont is currently declining at a rate of 0% annually and its population has decreased by -1.3% since the most recent census, which recorded a population of 154 in 2020.

The average household income in Delmont is $60,346 with a poverty rate of 18.37%.The median age in Delmont is 58.3 years: 50.6 years for males, and 58.8 years for females.

Demographics

The racial composition of Delmont includes 81.63% White, 4.08% Native American, and smaller percentages for other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	160	81.63%
Two or more races	26	13.27%
Native American	8	4.08%
Other race	2	1.02%

Delmont Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Delmont's average per capita income is $42,000. Household income levels show a median of $43,542. The poverty rate stands at 18.37%.

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	$115,250	-
Families	$81,250	$75,540
Households	$43,542	$60,346
Non Families	$20,417	$38,695

$42,000

Average Income

$43,542

Median Household Income

18.37%

Poverty Rate