Fairfax township Flag

Fairfax township

County:
Gregory County
County Seat:
No
Area (mi²):
32.426
State:
South Dakota

Fairfax township is located in Gregory County, South Dakota. Fairfax township has a 2025 population of 64. Fairfax township is currently growing at a rate of 1.59% annually and its population has increased by 4.92% since the most recent census, which recorded a population of 61 in 2020.

The average household income in Fairfax township is $110,256 with a poverty rate of 1.74%.The median age in Fairfax township is 60.8 years: 59.6 years for males, and 63 years for females.

64
Total Population
2
Density (mi²)
1 1.59%
Growth

Fairfax township Population

Fairfax township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Fairfax township includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White115100%

Fairfax township Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Fairfax township's average per capita income is $53,125. Household income levels show a median of $92,292. The poverty rate stands at 1.74%.

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$131,875$118,031
Married Families$131,875-
Households$92,292$110,256
Non Families$90,875$86,931

$53,125

Average Income

$92,292

Median Household Income

1.74%

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)