Agency township

County:: Roberts County
County Seat:: No
Area (mi²):: 35.991
State:: South Dakota

Agency township is located in Roberts County, South Dakota. Agency township has a 2025 population of 305. Agency township is currently growing at a rate of 0.33% annually and its population has increased by 1.33% since the most recent census, which recorded a population of 301 in 2020.

The average household income in Agency township is $59,350 with a poverty rate of 21.9%.The median age in Agency township is 43.6 years: 28.1 years for males, and 62.1 years for females.

Demographics

The racial composition of Agency township includes 67.88% Native American, 19.71% White, and smaller percentages for and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
Native American	93	67.88%
White	27	19.71%
Two or more races	17	12.41%

Agency township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Agency township's average per capita income is $36,458. Household income levels show a median of $51,250. The poverty rate stands at 21.9%.

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	$93,393	$76,905
Households	$51,250	$59,350
Married Families	-	-
Non Families	-	$26,752

$36,458

Average Income

$51,250

Median Household Income

21.9%

Poverty Rate