Columbus Junction, Iowa Population 2024

1,764

Columbus Junction is a city located in Louisa County Iowa. Columbus Junction has a 2024 population of 1,764. Columbus Junction is currently declining at a rate of -0.9% annually and its population has decreased by -3.61% since the most recent census, which recorded a population of 1,830 in 2020.

The average household income in Columbus Junction is $89,284 with a poverty rate of 13.08%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Columbus Junction is 32.9 years, 30.9 years for males, and 37.8 years for females.

Columbus Junction Demographics

According to the most recent ACS, the racial composition of Columbus Junction was:

  • White: 56.48%
  • Other race: 22.52%
  • Asian: 10.69%
  • Two or more races: 7.59%
  • Black or African American: 2.71%
  • Native American:
  • Native Hawaiian or Pacific Islander:
State
Iowa
Land Area (mi²)
2.2 sq mi
Density (mi²)
806.20/sq mi
Growth Since 2020
-3.61% (-66)
The current population of Columbus Junction, Iowa is 1,764 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 1,830.

Columbus Junction, Iowa Population 2024

Population by Race

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Race
Population
Percentage (of total)
White1,14656.48%
Other race45722.52%
Asian21710.69%
Two or more races1547.59%
Black or African American552.71%
Native American
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Other race

Asian

Two or more races

Black or African American

Native American

Native Hawaiian or Pacific Islander

Columbus Junction Population by Race

Columbus Junction Population Pyramid 2024

Columbus Junction Median Age

32.9

Total

30.9

Male

37.8

Female

Columbus Junction Adults

There are 1,466 adults, (342 of whom are seniors) in Columbus Junction.

Columbus Junction Age Dependency

80.5

Age Dependency Ratio

30.4

Old Age Dependency Ratio

50.1

Child Dependency Ratio

Columbus Junction Sex Ratio

Female90644.65%
Male1,12355.35%

Columbus Junction Population by Age

Columbus Junction Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6682.9873.726.3
Married3983.7192.57.5
Non Family1711.0746.853.2
Male513.4735.364.7
Female483.1954.245.8
showing: 5 rows

3.46

Average Family Size

2.98

Average Household Size

73.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Columbus Junction Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Columbus Junction Educational Attainment by Sex (over 25)

Columbus Junction Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 30.6%.

Columbus Junction Educational Attainment by Race

All

Male

Female

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$44,856

Average Earnings

$55,563

Average Male

$35,192

Average Female

Columbus Junction Earnings by Educational Attainment

Columbus Junction Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Columbus Junction Language

51.35% of Columbus Junction residents speak only English, while 48.65% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 39% of the population.

Columbus Junction Language

Columbus Junction Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White83610212.2%
Hispanic842769.03%
Other4576113.35%
Asian2174319.82%
Black553970.91%
showing: 5 rows

13.08%

Overall Poverty Rate

11.2%

Male Poverty Rate

15.48%

Female Poverty Rate

Poverty in Columbus Junction

The race most likely to be in poverty in Columbus Junction is Black, with 70.91% below the poverty level.

The race least likely to be in poverty in Columbus Junction is Hispanic, with 9.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.83%. Among those working part-time, it was 20.16%, and for those that did not work, the poverty rate was 19.92%.

Columbus Junction Poverty

rate

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Rate
Poverty
Less Than 9th Grade16.12%
High School12.64%
Some College5.8%
Bachelors or Greater1.83%
showing: 4 rows

Columbus Junction Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed10.53%
Male Employed9.09%
Female Employed7.69%
Female Unemployed
showing: 4 rows

Columbus Junction Poverty Rate by Employment Status and Sex

Columbus Junction Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Columbus Junction Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.9%

Overall Marriage Rate

57.0%

Male Marriage Rate

56.8%

Female Marriage Rate

Columbus Junction Married by Age and Sex

male

female

Columbus Junction Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.

Columbus Junction Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Columbus Junction Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

44

Number of Veterans

44

Male Veterans

Female Veterans

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Columbus Junction Veterans by War

count

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Columbus Junction Veterans by Age

count

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Columbus Junction Veterans by Race

Columbus Junction Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.82%

Veteran Poverty Rate

31.82%

Veteran Disability Rate

Columbus Junction Veterans by Education

LaborForceParticipation

64%

Labor Force Participation

60.7%

Employment Rate

5.2%

Unemployment Rate

Columbus Junction Employment by Age

LaborForceParticipation

Columbus Junction Employment by Race

LaborForceParticipation

Columbus Junction Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

53.33%

Born in Columbus Junction

73.63%

Native Born

26.37%

Foreign Born

15.72%

Non Citizen

10.65%

Naturalized

Place of Birth

73.63% of Columbus Junction residents were born in the United States, with 53.33% having been born in Iowa. 15.72% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Columbus Junction Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20291,684-16-0.94%
20281,700-16-0.93%
20271,716-16-0.92%
20261,732-16-0.92%
20251,748-16-0.91%
20241,764-16-0.9%
20231,780-16-0.89%
20221,796-16-0.88%
20211,812-18-0.98%
20201,830120.66%
20191,818-15-0.82%
20181,833-12-0.65%
20171,84510.05%
20161,844-8-0.43%
20151,85230.16%
20141,849-19-1.02%
20131,868-3-0.16%
20121,87140.21%
20111,867-5-0.27%
20101,872
showing: 20 rows

Columbus Junction Population by Year