Union County, IA Population by Age

The median age in Union County, IA is 39.7, as per 2021 ACS 5-Year Estimates. Of the total population, 18.17% were under the age of 15, 19.17% aged 15 to 29, 42.57% aged 30 to 64, 17.53% aged 65 to 84, and 2.56% were 85 years of age and older.
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Updated Sep 17, 2023

Union County, IA population age distribution

A complete breakdown of Union County'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 677 5.55%
5 to 9 years 555 4.55%
10 to 14 years 984 8.07%
15 to 19 years 947 7.77%
20 to 24 years 731 6%
25 to 29 years 659 5.4%
30 to 34 years 782 6.41%
35 to 39 years 826 6.77%
40 to 44 years 575 4.72%
45 to 49 years 652 5.35%
50 to 54 years 702 5.76%
55 to 59 years 741 6.08%
60 to 64 years 913 7.49%
65 to 69 years 826 6.77%
70 to 74 years 512 4.2%
75 to 79 years 442 3.63%
80 to 84 years 357 2.93%
85 years and over 312 2.56%
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Union County, IA population by age group

Key stats
3,894
Population under 25 years
2,842
Population aged 25-44
3,008
Population aged 45-64
2,449
Population aged 65+

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

The graph shows Union County'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
Union County, IA population by age group. The largest age group was 10-14 years with a poulation of 984 (8.07% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Union County, IA was for the group of age 10-14 years with a population of 984 (8.07%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Union County, IA was the 85+ years with a population of 312 (2.56%).

Union County, IA population by age cohort

To better understand the age distribution of Union County, 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 Union County'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.
Union County, 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 6,983 (57.27% 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 2,761 22.64%
18 to 64 years 6,983 57.27%
85 years and over 2,449 20.09%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Union County's population under 18 was 22.64%, compared to the 22.51% nationwide.
  • Union County's working population (between 18 and 64) was 57.27%, compared to 61.45% nationwide.
  • Union County's elderly or the senior population (over 65 age) was 20.09% as compared to 16.04% nationwide.

Union County, IA population pyramid

Population pyramid for Union County, 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 Union County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Union County, IA, is 29.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Union County, IA, is 32.5.
  • Total dependency ratio for Union County, IA is 62.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Union County, IA is 3.1.
The graph shows Union County'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.
Union County, IA population pyramid i.e. Union County population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Union County, IA's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 324 353 677
5 to 9 years 314 241 555
10 to 14 years 467 517 984
15 to 19 years 491 456 947
20 to 24 years 384 347 731
25 to 29 years 304 355 659
30 to 34 years 413 369 782
35 to 39 years 400 426 826
40 to 44 years 296 279 575
45 to 49 years 315 337 652
50 to 54 years 361 341 702
55 to 59 years 367 374 741
60 to 64 years 437 476 913
65 to 69 years 437 389 826
70 to 74 years 213 299 512
75 to 79 years 173 269 442
80 to 84 years 141 216 357
85 years and over 150 162 312
Exploring Union County's Diversity? Request Customized Data Now!

Things to know

What is the population of Union County, IA under 18?

Union County's population under the age of 18 is 2,761, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.64% of the total resident population of Union County, IA.

What is the aging population in Union County, IA?

Union County's population aged 65 years and above was 2,449. As per the U.S. Census Bureau's American Community Survey, this population is 20.09% of the entire population.

References

Datasets

Explore datasets by year of publication.
2023
Union County, IA Age Group Population Dataset: A complete breakdown of Union County 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 Union County 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 Union County. The dataset can be utilized to understand the population distribution of Union County by age. For example, using this dataset, we can identify the largest age group in Union County.

Key observations

The largest age group in Union County, IA was for the group of age 10-14 years with a population of 984 (8.07%), according to the 2021 American Community Survey. At the same time, the smallest age group in Union County, IA was the 85+ years with a population of 312 (2.56%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Union County 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 Union County is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Union County 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 Union County Population by Age. You can refer the same here

Union County, IA Age Cohorts Dataset: Children, Working Adults, and Seniors in Union County - 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 Union County 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 Union County. 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.

Union County 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 Union County population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Union County is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Union County 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 Union County Population by Age. You can refer the same here

Union County, 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 Union County, IA population pyramid, which represents the Union County 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 Union County, IA, is 29.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Union County, IA, is 32.5.
  • Total dependency ratio for Union County, IA is 62.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Union County, IA is 3.1.

Union County 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 Union County population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Union County for the selected age group is shown in the following column.
  • Population (Female): The female population in the Union County for the selected age group is shown in the following column.
  • Total Population: The total population of the Union County 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 Union County 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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Population of places that contain Union County

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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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