Columbia Flag

Columbia

County:
Brown County
County Seat:
No
Area (mi²):
1.517
State:
South Dakota

Columbia is a city located in Brown County, South Dakota. Columbia has a 2026 population of 156. Columbia is currently declining at a rate of 0% annually and its population has decreased by -1.89% since the most recent census, which recorded a population of 159 in 2020.

The median household income in Columbia is $58,295 with a poverty rate of 4.35%. The median age in Columbia is 39.2 years: 39.8 years for males, and 31 years for females. For every 100 females there are 103.8 males.

156
Total Population
103
Density (mi²)

Columbia Population

Columbia Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202615600%
2025156-1-0.64%
202415710.64%
2023156-3-1.89%
2022159-2-1.24%
202116121.26%
2020159-1-0.62%
2019138-2-1.43%
2018140-1-0.71%
201714132.17%
201613800%
201513800%
201413800%
2013138-1-0.72%
201213921.46%
201113710.74%
201013600%

Median Age

Overall: 39.2 years
Female: 31 years
Male: 39.8 years

Columbia Adults

There are 126 adults, (24 of whom are seniors) in Columbia.

Sex Ratio

Female: 79 (49.1%)
Male: 82 (50.9%)

Demographics

The racial composition of Columbia includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White161100%
Race
Population ↓
Percentage (of total)
White161100%

Columbia Marital Status

Economics and Income Statistics

Columbia 's average per capita income is $39,750. Household income levels show a median of $58,295. The poverty rate stands at 4.35%.

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$97,500-
Families$96,875$97,866
Households$58,295$72,442
Non Families$36,458$39,253

$39,750

Average Income

$58,295

Median Household Income

4.35%

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)