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Montgomery County, OH Population by Age

The median age in Montgomery County, OH is 39.0, as per 2018-2022 ACS 5 -Year Estimates. Of the total population, 18.21% were under the age of 15, 20.13% aged 15 to 29, 43.45% aged 30 to 64, 15.98% aged 65 to 84, and 2.24% were 85 years of age and older.
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By Neilsberg Research
Updated Jul 26, 2024

Montgomery County, OH population age distributions

A complete breakdown of Montgomery 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 31,900 5.95%
5 to 9 years 32,754 6.11%
10 to 14 years 32,987 6.15%
15 to 19 years 34,444 6.42%
20 to 24 years 36,025 6.72%
25 to 29 years 37,492 6.99%
30 to 34 years 36,056 6.73%
35 to 39 years 32,581 6.08%
40 to 44 years 30,561 5.7%
45 to 49 years 30,031 5.6%
50 to 54 years 32,565 6.07%
55 to 59 years 35,214 6.57%
60 to 64 years 35,913 6.7%
65 to 69 years 29,481 5.5%
70 to 74 years 26,520 4.95%
75 to 79 years 18,049 3.37%
80 to 84 years 11,556 2.16%
85 years and over 11,992 2.24%
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Montgomery County, OH population by age group

Key stats
168,110
Population under 25 years
136,690
Population aged 25-44
133,723
Population aged 45-64
97,598
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022

FIGURE 1

Montgomery County, OH population by age group.

The largest age group is 25 to 29 years with a population of 37,492 (6.99% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.
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The largest age group in Montgomery County, OH was for the group of age 25 to 29 years with a population of 37,492 (6.99%), according to the 2018-2022 American Community Survey.

At the same time, the smallest age group in Montgomery County, OH was the 80 to 84 years with a population of 11,556 (2.16%).

Montgomery County, OH population by age cohort

To better understand the age distribution of Montgomery County, OH'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

Montgomery County, OH population by age cohort

The largest age group was 18 to 64 years with a population of 320,452 (59.77% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.
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Montgomery County, OH population by age cohort

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

Age Group Population % of Total Population
Under 18 years 118,071 22.02%
18 to 64 years 320,452 59.77%
65 years and over 97,598 18.2%
Exploring Montgomery County's Diversity? Request Customized Data Now!

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

  • Montgomery County 's population under 18 was 22.02%, compared to the 22.11% nationwide.
  • Montgomery County's working population (between 18 and 64) was 59.77%, compared to 61.36% nationwide.
  • Montgomery County's elderly or the senior population (over 65 age) was 18.20% as compared to 16.53% nationwide.

Montgomery County, OH population pyramid

Population pyramid for Montgomery County, OH 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 Montgomery County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Montgomery County, OH, is 28.6.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Montgomery County, OH, is 28.6.
  • Total dependency ratio for Montgomery County, OH is 57.3.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Montgomery County, OH is 3.5.

FIGURE 3

Montgomery County, OH population pyramid

Montgomery County 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) 2018-2022 5-Year Estimates.
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Montgomery County, OH population pyramid

Here's the Montgomery County, OH's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 16,413 15,487 31,900
5 to 9 years 16,929 15,825 32,754
10 to 14 years 16,666 16,321 32,987
15 to 19 years 17,650 16,794 34,444
20 to 24 years 18,164 17,861 36,025
25 to 29 years 18,713 18,779 37,492
30 to 34 years 17,854 18,202 36,056
35 to 39 years 15,539 17,042 32,581
40 to 44 years 15,488 15,073 30,561
45 to 49 years 14,666 15,365 30,031
50 to 54 years 15,905 16,660 32,565
55 to 59 years 17,019 18,195 35,214
60 to 64 years 17,261 18,652 35,913
65 to 69 years 13,731 15,750 29,481
70 to 74 years 11,755 14,765 26,520
75 to 79 years 7,712 10,337 18,049
80 to 84 years 4,791 6,765 11,556
85 years and over 3,739 8,253 11,992
Exploring Montgomery County's Diversity? Request Customized Data Now!

Things to know

What is the population of Montgomery County, OH under 18?

Montgomery County's population under the age of 18 is 118,071, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.02% of the total resident population of Montgomery County, OH.

What is the aging population in Montgomery County, OH?

Montgomery County's population aged 65 years and above was 97,598. As per the U.S. Census Bureau's American Community Survey, this population is 18.20% of the entire population.

References

Datasets

Explore datasets by year of publication.
2024
Montgomery County, OH Age Group Population Dataset: A Complete Breakdown of Montgomery County Age Demographics from 0 to 85 Years and Over, Distributed Across 18 Age Groups // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

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

Key observations

The largest age group in Montgomery County, OH was for the group of age 25 to 29 years years with a population of 37,492 (6.99%), according to the ACS 2018-2022 5-Year Estimates. At the same time, the smallest age group in Montgomery County, OH was the 80 to 84 years years with a population of 11,556 (2.16%). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Montgomery County is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Montgomery 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 Montgomery County Population by Age. You can refer the same here

Montgomery County, OH Age Cohorts Dataset: Children, Working Adults, and Seniors in Montgomery County - Population and Percentage Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the Montgomery 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 Montgomery 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 18 to 64 years with a poulation of 320,452 (59.77% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Montgomery County population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Montgomery County is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Montgomery 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 Montgomery County Population by Age. You can refer the same here

Montgomery County, OH Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Montgomery County, OH population pyramid, which represents the Montgomery County population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Montgomery County, OH, is 28.6.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Montgomery County, OH, is 28.6.
  • Total dependency ratio for Montgomery County, OH is 57.3.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Montgomery County, OH is 3.5.
Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Montgomery County population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Montgomery County for the selected age group is shown in the following column.
  • Population (Female): The female population in the Montgomery County for the selected age group is shown in the following column.
  • Total Population: The total population of the Montgomery 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 Montgomery 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.

Explore related topics

Montgomery County, OH Demographics Montgomery County, OH Population

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Collection 5 Resources