Agency township Flag

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.

305
Total Population
8
Density (mi²)
1 0.33%
Growth

Agency township Population

Agency township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Agency township includes 67.88% Native American, 19.71% White, and smaller percentages for Black or African American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

Native American

White

Two or more races

Black or African American

Asian

Native Hawaiian or Pacific Islander

Other race

Race
Population
Percentage (of total)
Native American9367.88%
White2719.71%
Two or more races1712.41%
Black or African American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%

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

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)