Arlington

County:: Kingsbury County
County Seat:: No
Area (mi²):: 1.718
State:: South Dakota

Arlington is a city located in Kingsbury County, South Dakota. Arlington has a 2025 population of 933. Arlington is currently growing at a rate of 0.32% annually and its population has increased by 1.41% since the most recent census, which recorded a population of 920 in 2020.

The average household income in Arlington is $73,160 with a poverty rate of 16.69%.The median age in Arlington is 39.1 years: 40.5 years for males, and 38.3 years for females.

Demographics

The racial composition of Arlington includes 98.92% White, and smaller percentages for Two or more races, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	824	98.92%
Two or more races	5	0.6%
Other race	4	0.48%

Arlington Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Arlington's average per capita income is $41,923. Household income levels show a median of $67,083. The poverty rate stands at 16.69%.

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	$93,750	-
Families	$90,625	$87,426
Households	$67,083	$73,160
Non Families	$37,566	$40,409

$41,923

Average Income

$67,083

Median Household Income

16.69%

Poverty Rate