Columbia, SD demographics:
population, income, and more

Total population
161
-5.3% year-over-year change
Median household income
$58,295/yr
-1.3% year-over-year change
Housing units
89
20.3% year-over-year change

Columbia population

How many people live in Columbia

Columbia is home to 161 residents, according to the most recent Census data. Gender-wise, 50.9% of Columbia locals are male, and 49.1% are female.

Total population
161
-5.3% year-over-year change
Gender ratio
Male
50.9%
82
Female
49.1%
79
Value Percent YoY change
Male 82 50.9% -18.0%
Female 79 49.1% 12.9%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Columbia is 39, with the population distributed as follows: about 14.9% are children under 15, then 11.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 33.5% of the population, while another 24.8% fall into the 45 to 64 bracket. Finally, around 14.9% are 65 or older.

Median age
39.2
Age breakdown
Under 15
14.9%
15 to 24
11.8%
25 to 44
33.5%
45 to 64
24.8%
Over 65
14.9%
Value Percent YoY change
Under 15 24 14.9% -53.9%
15 to 24 19 11.8% -9.5%
25 to 44 54 33.5% 14.9%
45 to 64 40 24.8% 17.6%
Over 65 24 14.9% 50.0%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

Citizenship
U.S.-born citizens
100%
Non-U.S.-born citizens
0%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 161 100% -5.3%
Racial breakdown
White
100%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
0%
Other
0%
Value Percent
White 161 100%

Households in Columbia

A peek inside Columbia households

Columbia has 83 households, with an average of 2 members in each. Of these, 56.6% are families, while the remaining 43.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
83
12.2% year-over-year change
Average people per household
2
Non-family households
36
Family households
47
Value Percent YoY change
Non-family households 36 43.4% 16.1%
Family households 47 56.6% 9.3%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Columbia

The housing landscape of Columbia

Columbia's housing consists of 89 units, with 82% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 14.6% of the housing landscape.

Housing units
89
20.3% year-over-year change
Housing types
Value Percent
1 unit, detached 73 82%
2 units 3 3.4%
Mobile home 13 14.6%
Homes built since 2020
0
% year-over-year change

The age of buildings in Columbia

In Columbia, the median construction year is 1953. About 44.9% of homes were built before the 1940s, with another 2.2% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 40 44.9% 21.2%
Built between 1940 and 1949 2 2.2% 0.0%
Built between 1950 and 1959 10 11.2% 400.0%
Built between 1960 and 1969 2 2.2% 100.0%
Built between 1980 and 1989 9 10.1% 80.0%
Built between 1990 and 1999 16 18% -5.9%
Built between 2000 and 2009 6 6.7% -33.3%
Built between 2010 and 2019 4 4.5% 0.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Columbia occupancy rates

Out of the 83 occupied housing units in Columbia, 97.6% are owner-occupied, while 2.4% are lived in by tenants. Meanwhile, 6.7% of all homes on the local market sit vacant.

Occupied housing units
83
12.2% year-over-year change
Occupancy breakdown
Renter occupied
2
Owner occupied
81
Value Percent YoY
change
Renter occupied 2 2.4% -75.0%
Owner occupied 81 97.6% 22.7%
Unoccupied housing units
6.7%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Education in Columbia

Columbia education at a glance

About 35.7% of the population in Columbia went to high school, while 12.7% pursued college studies. Another 14.3% earned an associate degree and 19% hold a bachelor’s. Meanwhile, 11.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 9 7.1% 0.0%
High school diploma 45 35.7% -8.2%
College diploma 16 12.7% 23.1%
Associate degree 18 14.3% -14.3%
Bachelor's degree 24 19% 60.0%
Graduate degree 14 11.1% 366.7%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Columbia

How much people earn in Columbia

The average annual household income in Columbia was $72,442 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -3.2% change from the previous year. At the same time, the median income stood at $58,295, reflecting a -1.3% shift over the same period.

Average household income in Columbia
$72,442/year
-3.2% year-over-year change
Median household income in Columbia
$58,295/year
-1.3% year-over-year change

Columbia income by age

In Columbia, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $74,583. Those with someone between 45 and 64 in charge, often well established professionally, earn $57,875 overall. Overall, 95.6% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $74,583 4.1%
45 - 64 $57,875 -1.1%
Over 65 $44,688 -20.6%
Above poverty level
154
Below poverty level
7
Value Percent YoY
change
Above poverty level 154 95.6% -5.5%
Below poverty level 7 4.4% 250.0%

Average renter income in Columbia

To get a better sense of what renters earn on average in Columbia, their median household income was $70,208 according to 2022 Census data.

Renter median household income
$70,208
Rent-to-income ratio
0%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Columbia

Workforce and job types in Columbia

The job market in Columbia is powered by 96 working residents, spread across a range of industries and roles. 65.6% of the working population are employed in professional or administrative positions, while 34.4% are in hands-on or service-based jobs. Also, 11.5% run their own businesses, 55.2% are employed by private companies, and 33.3% work in the public sector.

Workforce demographics

Working population
96
3.2% year-over-year change
White collar
63
Blue collar
33
Value Percent YoY change
White collar 63 65.6% 8.6%
Blue collar 33 34.4% -5.7%
Employer type
Self employees
11.5%
Private companies
55.2%
Governmental workers
33.3%
Not for profit companies
0%
Value Percent YoY change
Self employees 11 11.5% 0.0%
Private companies 53 55.2% -19.7%
Governmental workers 32 33.3% 100.0%
Unemployment rate
5.0%

Available workforce

The unemployment rate in Columbia stands at 5%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Columbia

How people get around in Columbia

Means of transportation
Value Percent YoY change
Car 88 91.7% 6.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Columbia by zipcode?

Zipcode Population Number of households Median income Average income
57433 318 177 $50,417 $63,464

Explore more communities

FAQs about Columbia demographics 

What is the total population of Columbia?

Columbia has a total population of 161 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -5.3% compared to a year ago.

What is the gender ratio in Columbia?

The gender ratio in Columbia is as follows:
  • 50.9% males (82 residents)
  • 49.1% females (79 residents)

What is the median age in Columbia?

The median age in Columbia is 39.2.

What is the age distribution of the population in Columbia?

The age distribution in Columbia is as follows:
  • Under 15: 14.9% (24 residents)
  • Ages 15-24: 11.8% (19 residents)
  • Ages 25-44: 33.5% (54 residents)
  • Ages 45-64: 24.8% (40 residents)
  • Over 65: 14.9% (24 residents)

What is the racial and ethnic makeup of Columbia?

The racial and ethnic makeup of Columbia is as follows:
  • White: 100% (161 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 0% (0 residents)
  • Other: 0% (0 residents)

What percentage of the population in Columbia are U.S.-born citizens?

U.S.-born citizens represent 100% of the population in Columbia.

How many housing units are there in Columbia?

There are 89 housing units in Columbia, reflecting a +20.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Columbia and what is the average household size?

Columbia has a total of 83 households, with an average of 2 people in each.

What is the median household income in Columbia?

Columbia has a median household income of $58,295, representing a -1.3% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Columbia?

The employment rate is 95% in Columbia, with a workforce of 96 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 65.6% (63 residents)
  • Blue-collar workers: 34.4% (33 residents)

Places of employment:
  • Self-employed: 11.5% (11 residents)
  • Private companies: 55.2% (53 residents)
  • Governmental workers: 33.3% (32 residents)
  • Not-for-profit companies: 0% (0 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025