Columbus Junction, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Columbus Junction, Iowa had a total population of 2,110, the 161st largest city in Iowa, with a median household income of $63,828, which is 15% lower than the state average. The poverty rate is 10.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 2.0x.
Columbus Junction Quick Facts
How Columbus Junction 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 | 2,129 | 2,110 | -0.9% |
| Median household income | $76,518 | $63,828 | -16.6% |
| Median home value | $114,200 | $125,800 | +10.2% |
How Columbus Junction 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
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 31 | National average: 61
Education
Educational Attainment (Adults 25+)
Columbus Junction Rankings in Iowa
Explore Iowa Rankings
Other Cities in Louisa County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Wapello | 1,765 | $72,708 | 6.4% | $143,900 |
| Morning Sun | 802 | $56,350 | 11.3% | $102,200 |
| Grandview | 449 | $57,625 | 9.6% | $142,400 |
| Letts | 361 | $76,538 | 3.3% | $122,400 |
| Columbus City | 323 | $89,875 | 5.9% | $111,600 |
| Fredonia | 240 | $85,625 | 32.5% | $71,700 |
| Oakville | 204 | $63,750 | 22.1% | $77,500 |
| Cotter | 31 | N/A | 34.5% | $112,500 |
Cities Similar to Columbus Junction
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lake Mills | 2,088 | $61,875 | $122,600 | 18.0% | 15.3% |
| Northwood | 2,040 | $63,450 | $130,300 | 15.9% | 8.8% |
| Sumner | 2,106 | $58,854 | $118,000 | 28.2% | 13.6% |
| La Porte City | 2,071 | $70,500 | $163,200 | 24.1% | 10.8% |
| Alta | 2,250 | $65,833 | $146,600 | 21.2% | 10.2% |
Population Overview
Columbus Junction is a small community located in Iowa, within Louisa County. The total population is 2,110. It ranks as the 161st most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Columbus Junction is 33.0 years. This is 15% lower than the state median of 38.6 years.
Economy, Income & Housing
The median household income in Columbus Junction is $63,828. This is 15% lower than the state median of $75,059. It is also 21% lower than the national median of $80,734. The poverty rate stands at 10.3%. This is 7% lower than the state poverty rate of 11.1%. The unemployment rate is 3.6%. The median home value is $125,800. Housing costs are 40% lower than the state median of $208,000. With a home-value-to-income ratio of just 2.0x, Columbus Junction is one of the most affordable housing markets in the area. 75.7% of occupied housing units are owner-occupied. This homeownership rate is 6% higher than the state average of 71.7%.
Race & Ethnicity
Columbus Junction is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. White (non-Hispanic) residents account for 41.4%. The Hispanic or Latino population is significantly higher than the state average (43.3% vs 7.3%). The Asian population is significantly higher than the state average (9.7% vs 2.5%).
Education
17.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 43% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 71.1%.
Data Sources & Methodology
All demographic data for Columbus Junction, Iowa 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 Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,017 Census-designated places in Iowa. 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 Columbus Junction, Iowa?
Columbus Junction, Iowa has a population of 2,110 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Columbus Junction, IA?
The median household income in Columbus Junction is $63,828, which is 21% lower than the national median of $80,734.
What is the poverty rate in Columbus Junction, IA?
The poverty rate in Columbus Junction is 10.3%. This means approximately 214 residents live below the federal poverty line.
What is the racial makeup of Columbus Junction, Iowa?
Columbus Junction's population is 41.4% White, 4.0% Black, 43.3% Hispanic/Latino, and 9.7% Asian.
What is the median home value in Columbus Junction, IA?
The median home value in Columbus Junction is $125,800. The home-value-to-income ratio is 2.0x.
How educated is Columbus Junction, Iowa?
17.9% of adults (25+) in Columbus Junction hold a bachelor's degree or higher, and 2.8% hold a graduate or professional degree.