Big Stone township

County:: Grant County
County Seat:: No
Area (mi²):: 31.644
State:: South Dakota

Big Stone township is located in Grant County, South Dakota. Big Stone township has a 2025 population of 325. Big Stone township is currently growing at a rate of 1.25% annually and its population has increased by 3.17% since the most recent census, which recorded a population of 315 in 2020.

The average household income in Big Stone township is $121,111 with a poverty rate of 0.45%.The median age in Big Stone township is 32.9 years: 39 years for males, and 32.5 years for females.

Demographics

The racial composition of Big Stone township includes 99.33% White, and smaller percentages for Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	442	99.33%
Asian	3	0.67%

Big Stone township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Big Stone township's average per capita income is $61,691. Household income levels show a median of $105,054. The poverty rate stands at 0.45%.

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
Married Families	$105,924	-
Families	$105,435	$124,373
Households	$105,054	$121,111
Non Families	$51,875	$49,343

$61,691

Average Income

$105,054

Median Household Income

0.45%

Poverty Rate