Jefferson township Flag

Jefferson township

County:
Union County
County Seat:
No
Area (mi²):
35.446
State:
South Dakota

Jefferson township is located in Union County, South Dakota. Jefferson township has a 2025 population of 102. Jefferson township is currently growing at a rate of 3.03% annually and its population has increased by 12.09% since the most recent census, which recorded a population of 91 in 2020.

The average household income in Jefferson township is $82,940 with a poverty rate of 15.63%.The median age in Jefferson township is 48.8 years: 41 years for males, and 48.8 years for females.

102
Total Population
3
Density (mi²)
3 3.03%
Growth

Jefferson township Population

Demographics

Economics and Income Statistics

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)