City in Louisa County, Iowa · 2.1 sq mi · 819 people per sq mi
About 1,800 people live in Columbus Junction. The typical household earns $63,828, and the median resident is 33 years old.
2026 projection
From 1,849 in 2020
Poverty rate 10.33%
Men 32.7 · Women 35.1
2010–2026
1,758
2026 projection
4.9% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2010–2026
1,758
2026 projection
4.9% since 2020 (decrease)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 1,758 | -14 | 0.79% |
|---|---|---|---|
| 2025 | 1,772 | -21 | 1.17% |
| 2024 | 1,793 | +8 | 0.45% |
| 2023 | 1,785 | -21 | 1.16% |
| 2022 | 1,806 | -22 | 1.20% |
| 2021 | 1,828 | -21 | 1.14% |
| 2020 | 1,849 | +31 | 1.71% |
| 2019 | 1,818 | -15 | 0.82% |
| 2018 | 1,833 | -12 | 0.65% |
| 2017 | 1,845 | +1 | 0.05% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 21 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 10 residents
63% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 63% | 62% | 63% |
| Never married | 24% | 28% | 20% |
| Divorced | 9% | 8% | 11% |
| Widowed | 4% | 2% | 6% |
| Separated | <1% | <1% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau