Grafton township Flag

Grafton township

County:
Miner County
County Seat:
No
Area (mi²):
34.918
State:
South Dakota

Grafton township is located in Miner County, South Dakota. Grafton township has a 2025 population of 70. Grafton township is currently growing at a rate of 2.94% annually and its population has increased by 7.69% since the most recent census, which recorded a population of 65 in 2020.

The average household income in Grafton township is $113,178 with a poverty rate of 0%. The median age in Grafton township is 16.4 years: 31.1 years for males, and 13.9 years for females.

70
Total Population
2
Density (mi²)
2 2.94%
Growth

Grafton township Population

Grafton township Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Grafton township includes 100% White, and smaller percentages for Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander, other race, Two or more races and multiracial populations.

Population by Race

White

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Two or more races

Race
Population
Percentage (of total)
White90100%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%
Two or more races00%

Grafton township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Grafton township's average per capita income is $40,500. Household income levels show a median of $87,750. The poverty rate stands at 0%.

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
Households$87,750$113,178
Families$87,750$113,178
Married Families$87,750$113,178
Non Families--

$40,500

Average Income

$87,750

Median Household Income

0%

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)