Pierpont

County:: Day County
County Seat:: No
Area (mi²):: 0.152
State:: South Dakota

Pierpont is a town located in Day County, South Dakota. Pierpont has a 2025 population of 122. Pierpont is currently declining at a rate of -0.81% annually and its population has decreased by -3.17% since the most recent census, which recorded a population of 126 in 2020.

The average household income in Pierpont is $109,047 with a poverty rate of 10.3%.The median age in Pierpont is 39.5 years: 35.8 years for males, and 40.3 years for females.

Demographics

The racial composition of Pierpont includes 87.88% White, 9.09% Native American, and smaller percentages for and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	145	87.88%
Native American	15	9.09%
Two or more races	5	3.03%

Pierpont Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Pierpont's average per capita income is $48,977. Household income levels show a median of $85,000. The poverty rate stands at 10.3%.

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
Non Families	$95,417	$153,900
Households	$85,000	$109,047
Married Families	$83,125	-
Families	$62,813	$71,157

$48,977

Average Income

$85,000

Median Household Income

10.3%

Poverty Rate