Pierpont Flag

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 2026 population of 118. Pierpont is currently declining at a rate of -0.84% annually and its population has decreased by -6.35% since the most recent census, which recorded a population of 126 in 2020.

The median household income in Pierpont is $92,500 with a poverty rate of 13.75%. The median age in Pierpont is 40.7 years: 41.3 years for males, and 40 years for females. For every 100 females there are 78.9 males.

118
Total Population
776
Density (mi²)
-1 -0.84%
Growth

Pierpont Population

Pierpont Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026118-1-0.84%
2025119-2-1.65%
2024121-3-2.42%
2023124-2-1.59%
202212610.8%
2021125-1-0.79%
2020126-1-0.79%
2019120-2-1.64%
2018122-1-0.81%
2017123-1-0.81%
2016124-1-0.8%
2015125-1-0.79%
2014126-2-1.56%
2013128-3-2.29%
2012131-4-2.96%
201113500%
201013500%

Median Age

Overall: 40.7 years
Female: 40 years
Male: 41.3 years

Pierpont Adults

There are 114 adults, (18 of whom are seniors) in Pierpont.

Sex Ratio

Female: 90 (55.9%)
Male: 71 (44.1%)

Demographics

The racial composition of Pierpont includes 81.37% White, 13.66% Native American, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White13181.37%
Native American2213.66%
Two or more races84.97%
Race
Population ↓
Percentage (of total)
White42.48%
Two or more races21.24%
Race
Population ↓
Percentage (of total)
White12778.88%
Native American2213.66%
Two or more races63.73%

Pierpont Marital Status

Economics and Income Statistics

Pierpont 's average per capita income is $44,688. Household income levels show a median of $92,500. The poverty rate stands at 13.75%.

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$99,063$228,885
Married Families$95,714-
Households$92,500$136,869
Families$85,417$72,383

$44,688

Average Income

$92,500

Median Household Income

13.75%

Poverty Rate

Nearby Cities

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)