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Armstrong township, Indiana County, Pennsylvania Population by Age

The median age in Armstrong township, Indiana County, Pennsylvania is 45.9, as per 2019-2023 ACS 5 -Year Estimates. Of the total population, 10.32% were under the age of 15, 19.05% aged 15 to 29, 44.44% aged 30 to 64, 23.29% aged 65 to 84, and 2.90% were 85 years of age and older.
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By Neilsberg Research
Updated Feb 22, 2025

Armstrong township, Indiana County, Pennsylvania population age distributions

A complete breakdown of Armstrong township'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 108 3.91%
5 to 9 years 111 4.02%
10 to 14 years 66 2.39%
15 to 19 years 247 8.95%
20 to 24 years 132 4.78%
25 to 29 years 147 5.32%
30 to 34 years 214 7.75%
35 to 39 years 218 7.9%
40 to 44 years 114 4.13%
45 to 49 years 149 5.4%
50 to 54 years 216 7.82%
55 to 59 years 184 6.66%
60 to 64 years 132 4.78%
65 to 69 years 164 5.94%
70 to 74 years 363 13.15%
75 to 79 years 72 2.61%
80 to 84 years 44 1.59%
85 years and over 80 2.9%
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Armstrong township, Indiana County, Pennsylvania population by age group

Key stats
664
Population under 25 years
693
Population aged 25-44
681
Population aged 45-64
723
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2019-2023

FIGURE 1

Armstrong township, Indiana County, Pennsylvania population by age group.

The largest age group is 70 to 74 years with a population of 363 (13.15% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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The largest age group in Armstrong township, Indiana County, Pennsylvania was for the group of age 70 to 74 years with a population of 363 (13.15%), according to the 2019-2023 American Community Survey.

At the same time, the smallest age group in Armstrong township, Indiana County, Pennsylvania was the 80 to 84 years with a population of 44 (1.59%).

Armstrong township, Indiana County, Pennsylvania population by age cohort

To better understand the age distribution of Armstrong township, Indiana County, Pennsylvania'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

FIGURE 2

Armstrong township, Indiana County, Pennsylvania population by age cohort

The largest age group was 18 to 64 years with a population of 1,584 (57.37% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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Armstrong township, Indiana County, Pennsylvania population by age cohort

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

Age Group Population % of Total Population
Under 18 years 454 16.44%
18 to 64 years 1,584 57.37%
65 years and over 723 26.19%
Exploring Armstrong township's Diversity? Request Customized Data Now!

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

  • Armstrong township 's population under 18 was 16.44%, compared to the 22.16% nationwide.
  • Armstrong township's working population (between 18 and 64) was 57.37%, compared to 61% nationwide.
  • Armstrong township's elderly or the senior population (over 65 age) was 26.19% as compared to 16.84% nationwide.

Armstrong township, Indiana County, Pennsylvania population pyramid

Population pyramid for Armstrong township, Indiana County, Pennsylvania 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 Armstrong township's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Armstrong township, Indiana County, Pennsylvania, is 16.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Armstrong township, Indiana County, Pennsylvania, is 41.2.
  • Total dependency ratio for Armstrong township, Indiana County, Pennsylvania is 57.5.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Armstrong township, Indiana County, Pennsylvania is 2.4.

FIGURE 3

Armstrong township, Indiana County, Pennsylvania population pyramid

Armstrong township population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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Armstrong township, Indiana County, Pennsylvania population pyramid

Here's the Armstrong township, Indiana County, Pennsylvania's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 62 46 108
5 to 9 years 38 73 111
10 to 14 years 30 36 66
15 to 19 years 117 130 247
20 to 24 years 121 11 132
25 to 29 years 109 38 147
30 to 34 years 114 100 214
35 to 39 years 111 107 218
40 to 44 years 68 46 114
45 to 49 years 67 82 149
50 to 54 years 139 77 216
55 to 59 years 83 101 184
60 to 64 years 53 79 132
65 to 69 years 80 84 164
70 to 74 years 191 172 363
75 to 79 years 46 26 72
80 to 84 years 30 14 44
85 years and over 18 62 80
Exploring Armstrong township's Diversity? Request Customized Data Now!

Things to know

What is the population of Armstrong township, Indiana County, Pennsylvania under 18?

Armstrong township's population under the age of 18 is 454, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 16.44% of the total resident population of Armstrong township, Indiana County, Pennsylvania.

What is the aging population in Armstrong township, Indiana County, Pennsylvania?

Armstrong township's population aged 65 years and above was 723. As per the U.S. Census Bureau's American Community Survey, this population is 26.19% of the entire population.

References

Datasets

Explore datasets by year of publication.
2025
Armstrong township, Indiana County, Pennsylvania Age Group Population Dataset: A Complete Breakdown of Armstrong township Age Demographics from 0 to 85 Years and Over, Distributed Across 18 Age Groups // 2025 Edition
Last updated February 22, 2025
ACS
Free
Neilsberg
CSV, JSON
2019-2023
CC BY 4.0
About this dataset

Context

The dataset tabulates the Armstrong township 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 Armstrong township. The dataset can be utilized to understand the population distribution of Armstrong township by age. For example, using this dataset, we can identify the largest age group in Armstrong township.

Key observations

The largest age group in Armstrong township, Indiana County, Pennsylvania was for the group of age 70 to 74 years years with a population of 363 (13.15%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in Armstrong township, Indiana County, Pennsylvania was the 80 to 84 years years with a population of 44 (1.59%). Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Armstrong township is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Armstrong township 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 Armstrong township Population by Age. You can refer the same here

Armstrong township, Indiana County, Pennsylvania Age Cohorts Dataset: Children, Working Adults, and Seniors in Armstrong township - Population and Percentage Analysis // 2025 Edition
Last updated February 22, 2025
ACS
Free
Neilsberg
CSV, JSON
2019-2023
CC BY 4.0
About this dataset

Context

The dataset tabulates the Armstrong township 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 Armstrong township. 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 18 to 64 years with a poulation of 1,584 (57.37% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Armstrong township population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Armstrong township is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Armstrong township 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 Armstrong township Population by Age. You can refer the same here

Armstrong township, Indiana County, Pennsylvania Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis // 2025 Edition
Last updated February 22, 2025
ACS
Free
Neilsberg
CSV, JSON
2019-2023
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Armstrong township, Indiana County, Pennsylvania population pyramid, which represents the Armstrong township population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Armstrong township, Indiana County, Pennsylvania, is 16.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Armstrong township, Indiana County, Pennsylvania, is 41.2.
  • Total dependency ratio for Armstrong township, Indiana County, Pennsylvania is 57.5.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Armstrong township, Indiana County, Pennsylvania is 2.4.
Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Armstrong township population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Armstrong township for the selected age group is shown in the following column.
  • Population (Female): The female population in the Armstrong township for the selected age group is shown in the following column.
  • Total Population: The total population of the Armstrong township 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 Armstrong township 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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Collection 5 Resources