Columbia, Louisiana Demographics & Population 2026
During the 2020–2024 ACS period, Columbia, Louisiana had a total population of 345, the 395th largest town in Louisiana, with a median household income of $55,000, which is 9% lower than the state average. The poverty rate is 3.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 3.3% — among the lowest in Louisiana.
- Housing is very affordable with a home-value-to-income ratio of just 2.3x.
Columbia Quick Facts
How Columbia Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 337 | 345 | +2.4% |
| Median household income | $50,000 | $55,000 | +10.0% |
| Median home value | $113,100 | $123,800 | +9.5% |
How Columbia Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 59 | National average: 61
Education
Educational Attainment (Adults 25+)
Columbia Rankings in Louisiana
Explore Louisiana Rankings
Other Cities in Caldwell Parish
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Banks Springs | 1,406 | $26,232 | 65.3% | $80,700 |
| Clarks | 770 | $28,056 | 29.3% | $50,400 |
| Grayson | 613 | $46,875 | 32.6% | $126,700 |
Cities Similar to Columbia
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Singer | 347 | N/A | N/A | 0.0% | 51.9% |
| Natchez | 351 | N/A | $66,900 | 0.7% | 47.9% |
| Clarence | 317 | N/A | $97,900 | 1.9% | 29.0% |
| Collinston | 347 | $46,250 | $186,500 | 15.5% | 19.9% |
| Sun | 381 | N/A | $160,700 | 17.5% | 11.6% |
A note before these figures: with a population of 345, Columbia's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Columbia is a small community located in Louisiana, within Caldwell Parish. The total population is 345. It ranks as the 395th most populous out of 488 Census-designated places in Louisiana.
Age Demographics
The median age in Columbia is 31.6 years. This is 17% lower than the state median of 38.0 years.
Economy, Income & Housing
The median household income in Columbia is $55,000. This is 9% lower than the state median of $60,756. It is also 32% lower than the national median of $80,734. The poverty rate stands at 3.3%. This is 83% lower than the state poverty rate of 18.9%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.4%. This is 30% lower than the state rate of 6.3%. The median home value is $123,800. Housing costs are 43% lower than the state median of $216,500. With a home-value-to-income ratio of just 2.3x, Columbia is one of the most affordable housing markets in the area. 60.8% of occupied housing units are owner-occupied. This homeownership rate is 10% lower than the state average of 67.4%.
Race & Ethnicity
The largest racial or ethnic group in Columbia is White (non-Hispanic), making up 70.7% of the population. Black or African American residents account for 26.1%. The Hispanic or Latino population (0.6%) is well below the state average of 7.2%.
Education
25.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 6% lower than the state rate of 27.0%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.0%.
Data Sources & Methodology
All demographic data for Columbia, Louisiana is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Louisiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 488 Census-designated places in Louisiana. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Columbia, Louisiana?
Columbia, Louisiana has a population of 345 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Columbia, LA?
The median household income in Columbia is $55,000, which is 32% lower than the national median of $80,734.
What is the poverty rate in Columbia, LA?
The poverty rate in Columbia is 3.3%. This means approximately 11 residents live below the federal poverty line.
What is the racial makeup of Columbia, Louisiana?
Columbia's population is 70.7% White, 26.1% Black, 0.6% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Columbia, LA?
The median home value in Columbia is $123,800. The home-value-to-income ratio is 2.3x.
How educated is Columbia, Louisiana?
25.5% of adults (25+) in Columbia hold a bachelor's degree or higher, and 5.7% hold a graduate or professional degree.