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Donegal township, Westmoreland County, Pennsylvania Population by Age

The median age in Donegal township, Westmoreland County, Pennsylvania is 52.7, as per 2019-2023 ACS 5 -Year Estimates. Of the total population, 14.18% were under the age of 15, 12.81% aged 15 to 29, 46.87% aged 30 to 64, 24.27% aged 65 to 84, and 1.88% were 85 years of age and older.
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By Neilsberg Research
Updated Feb 22, 2025

Donegal township, Westmoreland County, Pennsylvania population age distributions

A complete breakdown of Donegal 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 55 2.88%
5 to 9 years 70 3.66%
10 to 14 years 146 7.64%
15 to 19 years 71 3.71%
20 to 24 years 40 2.09%
25 to 29 years 134 7.01%
30 to 34 years 90 4.71%
35 to 39 years 102 5.33%
40 to 44 years 74 3.87%
45 to 49 years 85 4.45%
50 to 54 years 279 14.59%
55 to 59 years 129 6.75%
60 to 64 years 137 7.17%
65 to 69 years 214 11.19%
70 to 74 years 109 5.7%
75 to 79 years 99 5.18%
80 to 84 years 42 2.2%
85 years and over 36 1.88%
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Donegal township, Westmoreland County, Pennsylvania population by age group

Key stats
382
Population under 25 years
400
Population aged 25-44
630
Population aged 45-64
500
Population aged 65+

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

FIGURE 1

Donegal township, Westmoreland County, Pennsylvania population by age group.

The largest age group is 50 to 54 years with a population of 279 (14.59% 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 Donegal township, Westmoreland County, Pennsylvania was for the group of age 50 to 54 years with a population of 279 (14.59%), according to the 2019-2023 American Community Survey.

At the same time, the smallest age group in Donegal township, Westmoreland County, Pennsylvania was the 85 years and over with a population of 36 (1.88%).

Donegal township, Westmoreland County, Pennsylvania population by age cohort

To better understand the age distribution of Donegal township, Westmoreland 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

Donegal township, Westmoreland County, Pennsylvania population by age cohort

The largest age group was 18 to 64 years with a population of 1,087 (56.85% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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Donegal township, Westmoreland 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 325 17%
18 to 64 years 1,087 56.85%
65 years and over 500 26.15%
Exploring Donegal 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:

  • Donegal township 's population under 18 was 17%, compared to the 22.16% nationwide.
  • Donegal township's working population (between 18 and 64) was 56.85%, compared to 61% nationwide.
  • Donegal township's elderly or the senior population (over 65 age) was 26.15% as compared to 16.84% nationwide.

Donegal township, Westmoreland County, Pennsylvania population pyramid

Population pyramid for Donegal township, Westmoreland 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 Donegal township's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Donegal township, Westmoreland County, Pennsylvania, is 23.8.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Donegal township, Westmoreland County, Pennsylvania, is 43.8.
  • Total dependency ratio for Donegal township, Westmoreland County, Pennsylvania is 67.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Donegal township, Westmoreland County, Pennsylvania is 2.3.

FIGURE 3

Donegal township, Westmoreland County, Pennsylvania population pyramid

Donegal 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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Donegal township, Westmoreland County, Pennsylvania population pyramid

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

Age Group Population(Male) Population(Female) Total Population
Under 5 years 25 30 55
5 to 9 years 38 32 70
10 to 14 years 96 50 146
15 to 19 years 21 50 71
20 to 24 years 4 36 40
25 to 29 years 57 77 134
30 to 34 years 54 36 90
35 to 39 years 61 41 102
40 to 44 years 38 36 74
45 to 49 years 49 36 85
50 to 54 years 170 109 279
55 to 59 years 88 41 129
60 to 64 years 84 53 137
65 to 69 years 105 109 214
70 to 74 years 50 59 109
75 to 79 years 38 61 99
80 to 84 years 21 21 42
85 years and over 10 26 36
Exploring Donegal township's Diversity? Request Customized Data Now!

Things to know

What is the population of Donegal township, Westmoreland County, Pennsylvania under 18?

Donegal township's population under the age of 18 is 325, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 17% of the total resident population of Donegal township, Westmoreland County, Pennsylvania.

What is the aging population in Donegal township, Westmoreland County, Pennsylvania?

Donegal township's population aged 65 years and above was 500. As per the U.S. Census Bureau's American Community Survey, this population is 26.15% of the entire population.

References

Datasets

Explore datasets by year of publication.
2025
Donegal township, Westmoreland County, Pennsylvania Age Group Population Dataset: A Complete Breakdown of Donegal 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 Donegal 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 Donegal township. The dataset can be utilized to understand the population distribution of Donegal township by age. For example, using this dataset, we can identify the largest age group in Donegal township.

Key observations

The largest age group in Donegal township, Westmoreland County, Pennsylvania was for the group of age 50 to 54 years years with a population of 279 (14.59%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in Donegal township, Westmoreland County, Pennsylvania was the 85 years and over years with a population of 36 (1.88%). 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 Donegal township is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Donegal 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 Donegal township Population by Age. You can refer the same here

Donegal township, Westmoreland County, Pennsylvania Age Cohorts Dataset: Children, Working Adults, and Seniors in Donegal 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 Donegal 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 Donegal 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 1,087 (56.85% 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 Donegal township population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Donegal township is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Donegal 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 Donegal township Population by Age. You can refer the same here

Donegal township, Westmoreland 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 Donegal township, Westmoreland County, Pennsylvania population pyramid, which represents the Donegal 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 Donegal township, Westmoreland County, Pennsylvania, is 23.8.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Donegal township, Westmoreland County, Pennsylvania, is 43.8.
  • Total dependency ratio for Donegal township, Westmoreland County, Pennsylvania is 67.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Donegal township, Westmoreland County, Pennsylvania is 2.3.
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 Donegal township population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Donegal township for the selected age group is shown in the following column.
  • Population (Female): The female population in the Donegal township for the selected age group is shown in the following column.
  • Total Population: The total population of the Donegal 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 Donegal 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.

Explore related topics

Donegal township, Westmoreland County, Pennsylvania Demographics Donegal township, Westmoreland County, Pennsylvania Population

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Collection 5 Resources