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Columbus Junction, IA Population by Age

The median age in Columbus Junction, IA is 30.5, as per 2021 ACS 5-Year Estimates. Of the total population, 25.42% were under the age of 15, 23.73% aged 15 to 29, 34.90% aged 30 to 64, 12.15% aged 65 to 84, and 3.80% were 85 years of age and older.
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By Neilsberg Research
Updated Sep 17, 2023

Columbus Junction, IA population age distribution

A complete breakdown of Columbus Junction's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.

Age Group Population % of Total Population
Under 5 years 242 11.35%
5 to 9 years 195 9.15%
10 to 14 years 105 4.92%
15 to 19 years 124 5.82%
20 to 24 years 117 5.49%
25 to 29 years 265 12.43%
30 to 34 years 127 5.96%
35 to 39 years 177 8.3%
40 to 44 years 127 5.96%
45 to 49 years 43 2.02%
50 to 54 years 68 3.19%
55 to 59 years 131 6.14%
60 to 64 years 71 3.33%
65 to 69 years 58 2.72%
70 to 74 years 92 4.32%
75 to 79 years 61 2.86%
80 to 84 years 48 2.25%
85 years and over 81 3.8%
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TABLE OF CONTENTS

Columbus Junction, IA population by age group

Key stats
783
Population under 25 years
696
Population aged 25-44
313
Population aged 45-64
340
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

The graph shows Columbus Junction's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis
Columbus Junction, IA population by age group. The largest age group was 25-29 years with a poulation of 265 (12.43% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Columbus Junction, IA was for the group of age 25-29 years with a population of 265 (12.43%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Columbus Junction, IA was the 45-49 years with a population of 43 (2.02%).

Columbus Junction, IA population by age cohort

To better understand the age distribution of Columbus Junction, IA's population, we divided it into the following 3 cohorts:

  • Children : Under the age of 18 years
  • Adults (working population): Between the age of 18 and 64 years
  • Seniors: 65 years and above
The pie chart shows Columbus Junction's population divided into segments, with each segment representing an age cohort. The area of each segment is in the same proportion of a circle as the population of the cohort is of the total population.
Columbus Junction, IA population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). The largest age group was 18 - 64 years with a poulation of 1,176 (55.16% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the population for each of the three cohorts.

Age Group Population % of Total Population
Under 18 years 616 28.89%
18 to 64 years 1,176 55.16%
85 years and over 340 15.95%
Exploring Columbus Junction's Diversity? Request Customized Data Now!

Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Columbus Junction's population under 18 was 28.89%, compared to the 22.51% nationwide.
  • Columbus Junction's working population (between 18 and 64) was 55.16%, compared to 61.45% nationwide.
  • Columbus Junction's elderly or the senior population (over 65 age) was 15.95% as compared to 16.04% nationwide.

Columbus Junction, IA population pyramid

Population pyramid for Columbus Junction, IA is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.

Key stats from our analysis of the Columbus Junction's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Columbus Junction, IA, is 43.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Columbus Junction, IA, is 27.2.
  • Total dependency ratio for Columbus Junction, IA is 70.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Columbus Junction, IA is 3.7.
The graph shows Columbus Junction's population across different age group and gender, with population on x-axis and population y-axis. The male population is plotted on the left in blue color whereas the female population is plotted on the right in pink color.
Columbus Junction, IA population pyramid i.e. Columbus Junction population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Columbus Junction, IA's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 138 104 242
5 to 9 years 110 85 195
10 to 14 years 61 44 105
15 to 19 years 87 37 124
20 to 24 years 60 57 117
25 to 29 years 173 92 265
30 to 34 years 64 63 127
35 to 39 years 113 64 177
40 to 44 years 61 66 127
45 to 49 years 21 22 43
50 to 54 years 42 26 68
55 to 59 years 74 57 131
60 to 64 years 31 40 71
65 to 69 years 32 26 58
70 to 74 years 52 40 92
75 to 79 years 22 39 61
80 to 84 years 14 34 48
85 years and over 14 67 81
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Things to know

What is the population of Columbus Junction, IA under 18?

Columbus Junction's population under the age of 18 is 616, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 28.89% of the total resident population of Columbus Junction, IA.

What is the aging population in Columbus Junction, IA?

Columbus Junction's population aged 65 years and above was 340. As per the U.S. Census Bureau's American Community Survey, this population is 15.95% of the entire population.

References

Datasets

Explore datasets by year of publication.
2023
Columbus Junction, IA Age Group Population Dataset: A complete breakdown of Columbus Junction age demographics from 0 to 85 years, distributed across 18 age groups
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Columbus Junction population distribution across 18 age groups. It lists the population in each age group along with the percentage population relative of the total population for Columbus Junction. The dataset can be utilized to understand the population distribution of Columbus Junction by age. For example, using this dataset, we can identify the largest age group in Columbus Junction.

Key observations

The largest age group in Columbus Junction, IA was for the group of age 25-29 years with a population of 265 (12.43%), according to the 2021 American Community Survey. At the same time, the smallest age group in Columbus Junction, IA was the 45-49 years with a population of 43 (2.02%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Columbus Junction population by age group

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age groups:

  • Under 5 years
  • 5 to 9 years
  • 10 to 14 years
  • 15 to 19 years
  • 20 to 24 years
  • 25 to 29 years
  • 30 to 34 years
  • 35 to 39 years
  • 40 to 44 years
  • 45 to 49 years
  • 50 to 54 years
  • 55 to 59 years
  • 60 to 64 years
  • 65 to 69 years
  • 70 to 74 years
  • 75 to 79 years
  • 80 to 84 years
  • 85 years and over

Variables / Data Columns

  • Age Group: This column displays the age group in consideration
  • Population: The population for the specific age group in the Columbus Junction is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Columbus Junction total population. Please note that the sum of all percentages may not equal one due to rounding of values.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Columbus Junction Population by Age. You can refer the same here

Columbus Junction, IA Age Cohorts Dataset: Children, Working Adults, and Seniors in Columbus Junction - Population and Percentage Analysis
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Columbus Junction population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). It lists the population in each age cohort group along with its percentage relative to the total population of Columbus Junction. The dataset can be utilized to understand the population distribution across children, working population and senior population for dependency ratio, housing requirements, ageing, migration patterns etc.

Key observations

The largest age group was $b3_v1 with a poulation of $b3_v2 ($b3_v3 of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Columbus Junction population by age cohort

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age cohorts:

  • Under 18 years
  • 18 to 64 years
  • 65 years and over

Variables / Data Columns

  • Age Group: This column displays the age cohort for the Columbus Junction population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Columbus Junction is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Columbus Junction is shown in the following column.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Columbus Junction Population by Age. You can refer the same here

Columbus Junction, IA Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Columbus Junction, IA population pyramid, which represents the Columbus Junction population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey 5-Year estimates. It lists the male and female population for each age group, along with the total population for those age groups. Higher numbers at the bottom of the table suggest population growth, whereas higher numbers at the top indicate declining birth rates. Furthermore, the dataset can be utilized to understand the youth dependency ratio, old-age dependency ratio, total dependency ratio, and potential support ratio.

Key observations

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Columbus Junction, IA, is 43.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Columbus Junction, IA, is 27.2.
  • Total dependency ratio for Columbus Junction, IA is 70.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Columbus Junction, IA is 3.7.

Columbus Junction population pyramid

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age groups:

  • Under 5 years
  • 5 to 9 years
  • 10 to 14 years
  • 15 to 19 years
  • 20 to 24 years
  • 25 to 29 years
  • 30 to 34 years
  • 35 to 39 years
  • 40 to 44 years
  • 45 to 49 years
  • 50 to 54 years
  • 55 to 59 years
  • 60 to 64 years
  • 65 to 69 years
  • 70 to 74 years
  • 75 to 79 years
  • 80 to 84 years
  • 85 years and over

Variables / Data Columns

  • Age Group: This column displays the age group for the Columbus Junction population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Columbus Junction for the selected age group is shown in the following column.
  • Population (Female): The female population in the Columbus Junction for the selected age group is shown in the following column.
  • Total Population: The total population of the Columbus Junction for the selected age group is shown in the following column.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Columbus Junction Population by Age. You can refer the same here

If you're looking for datasets from another year, please feel free to contact us at research@neilsberg.com and we'll be happy to assist you further.

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Columbus Junction, IA Demographics Columbus Junction, IA Population

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About the author

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Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.
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Collection 5 Resources