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 2025 population of 118 . Oldham is currently declining at a rate of -0.84% annually and its population has decreased by -3.28% since the most recent census, which recorded a population of 122 in 2020.

The median household income in Oldham is $29,643 with a poverty rate of 19.39%. The median age in Oldham is 59.3 years: 62.1 years for males, and 58.8 years for females. For every 100 females there are 108.5 males.

118
Total Population
480
Density (mi²)
-1 -0.84%
Growth

Oldham Population

Oldham Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Oldham includes 93.88% White, 3.06% Native American, and smaller percentages for and multiracial populations.

Population by Race

White (93.88%)

Native American (3.06%)

Two or more races (3.06%)

Race
Population
Percentage (of total)
White9293.88%
Native American33.06%
Two or more races33.06%

Oldham Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Oldham's average per capita income is $50,000. Household income levels show a median of $29,643. The poverty rate stands at 19.39%.

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$93,750-
Families$83,750$76,253
Households$29,643$60,200
Non Families$26,250$52,880

$50,000

Average Income

$29,643

Median Household Income

19.39%

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)