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 and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White90100%

Grafton township Marital Status

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

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)