Oldham Flag

Oldham

County Seat:
No
Area (mi²):
0.246
State:
South Dakota

Oldham is a city located in Kingsbury County, South Dakota. Oldham has a 2026 population of 116. Oldham is currently declining at a rate of -0.85% annually and its population has decreased by -4.92% since the most recent census, which recorded a population of 122 in 2020.

The median household income in Oldham is $33,750 with a poverty rate of 17.33%. The median age in Oldham is 59.8 years: 63.8 years for males, and 52 years for females. For every 100 females there are 87.5 males.

116
Total Population
472
Density (mi²)
-1 -0.85%
Growth

Oldham Population

Oldham Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026116-1-0.85%
2025117-1-0.85%
2024118-1-0.84%
2023119-2-1.65%
202212100%
2021121-1-0.82%
202012200%
201911900%
2018119-2-1.65%
2017121-3-2.42%
201612400%
2015124-4-3.13%
201412800%
2013128-7-5.19%
201213521.5%
201113300%
2010132-1-0.75%

Median Age

Overall: 59.8 years
Female: 52 years
Male: 63.8 years

Oldham Adults

There are 62 adults, (24 of whom are seniors) in Oldham.

Sex Ratio

Female: 40 (53.3%)
Male: 35 (46.7%)

Demographics

The racial composition of Oldham includes 90.67% White, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White6890.67%
Two or more races56.67%
Native American22.67%
Race
Population ↓
Percentage (of total)
Two or more races34%
Native American22.67%
Race
Population ↓
Percentage (of total)
White6890.67%
Two or more races22.67%

Oldham Marital Status

Economics and Income Statistics

Oldham 's average per capita income is $46,250. Household income levels show a median of $33,750. The poverty rate stands at 17.33%.

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$76,250-
Families$65,000$61,679
Households$33,750$51,069
Non Families$29,583$46,641

$46,250

Average Income

$33,750

Median Household Income

17.33%

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)