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 2026 population of 312. Agency township is currently growing at a rate of 0.32% annually and its population has increased by 3.65% since the most recent census, which recorded a population of 301 in 2020.

The median age in Agency township is 27 years: 22.4 years for males, and 53 years for females. For every 100 females there are 120.7 males.

312
Total Population
8.7
Density (mi²)
1 0.32%
Growth

Agency township Population

Agency township Population

Year ↓
Population
Growth
Annual Change
202631210.32%
202531110.32%
202431051.64%
202330530.99%
202230200%
202130210.33%
2020301-1-0.33%
201935130.86%
201834841.16%
201734441.18%
201634041.19%
2015336-2-0.59%
201433830.9%
2013335-4-1.18%
201233930.89%
2011336134.02%
201033010.3%

Median Age

Overall: 27 years
Female: 53 years
Male: 22.4 years

Agency township Adults

There are 93 adults, (15 of whom are seniors) in Agency township.

Sex Ratio

Female: 58 (45.3%)
Male: 70 (54.7%)

Demographics

The racial composition of Agency township includes 68.75% Native American, 9.38% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
Native American8868.75%
Two or more races2821.88%
White129.38%
Race
Population ↓
Percentage (of total)
Native American8868.75%
Two or more races2821.88%
White129.38%

Agency township Marital Status

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)