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Dayton, OH Population by Age

The median age in Dayton, OH is 33.5, as per 2021 ACS 5-Year Estimates. Of the total population, 18.02% were under the age of 15, 26.79% aged 15 to 29, 42.43% aged 30 to 64, 11.44% aged 65 to 84, and 1.32% were 85 years of age and older.
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By Neilsberg Research
Updated Sep 17, 2023

Dayton, OH population age distribution

A complete breakdown of Dayton'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 8,389 6.06%
5 to 9 years 7,947 5.74%
10 to 14 years 8,609 6.22%
15 to 19 years 12,054 8.71%
20 to 24 years 13,902 10.04%
25 to 29 years 11,130 8.04%
30 to 34 years 10,221 7.38%
35 to 39 years 7,447 5.38%
40 to 44 years 7,725 5.58%
45 to 49 years 7,809 5.64%
50 to 54 years 7,672 5.54%
55 to 59 years 9,126 6.59%
60 to 64 years 8,723 6.3%
65 to 69 years 6,213 4.49%
70 to 74 years 4,584 3.31%
75 to 79 years 2,978 2.15%
80 to 84 years 2,064 1.49%
85 years and over 1,823 1.32%
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TABLE OF CONTENTS

Dayton, OH population by age group

Key stats
50,901
Population under 25 years
36,523
Population aged 25-44
33,330
Population aged 45-64
17,662
Population aged 65+

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

The graph shows Dayton'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
Dayton, OH population by age group. The largest age group was 20-24 years with a poulation of 13,902 (10.04% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Dayton, OH was for the group of age 20-24 years with a population of 13,902 (10.04%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Dayton, OH was the 85+ years with a population of 1,823 (1.32%).

Dayton, OH population by age cohort

To better understand the age distribution of Dayton, 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
The pie chart shows Dayton'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.
Dayton, OH 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 91,150 (65.85% 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 29,604 21.39%
18 to 64 years 91,150 65.85%
85 years and over 17,662 12.76%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Dayton's population under 18 was 21.39%, compared to the 22.51% nationwide.
  • Dayton's working population (between 18 and 64) was 65.85%, compared to 61.45% nationwide.
  • Dayton's elderly or the senior population (over 65 age) was 12.76% as compared to 16.04% nationwide.

Dayton, OH population pyramid

Population pyramid for Dayton, 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 Dayton's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Dayton, OH, is 26.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Dayton, OH, is 18.4.
  • Total dependency ratio for Dayton, OH is 44.5.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Dayton, OH is 5.4.
The graph shows Dayton'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.
Dayton, OH population pyramid i.e. Dayton population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Dayton, OH's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 4,490 3,899 8,389
5 to 9 years 4,295 3,652 7,947
10 to 14 years 4,352 4,257 8,609
15 to 19 years 6,258 5,796 12,054
20 to 24 years 7,567 6,335 13,902
25 to 29 years 5,142 5,988 11,130
30 to 34 years 4,787 5,434 10,221
35 to 39 years 3,513 3,934 7,447
40 to 44 years 4,047 3,678 7,725
45 to 49 years 3,685 4,124 7,809
50 to 54 years 3,933 3,739 7,672
55 to 59 years 4,547 4,579 9,126
60 to 64 years 4,587 4,136 8,723
65 to 69 years 2,846 3,367 6,213
70 to 74 years 1,871 2,713 4,584
75 to 79 years 1,474 1,504 2,978
80 to 84 years 839 1,225 2,064
85 years and over 487 1,336 1,823
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Things to know

What is the population of Dayton, OH under 18?

Dayton's population under the age of 18 is 29,604, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.39% of the total resident population of Dayton, OH.

What is the aging population in Dayton, OH?

Dayton's population aged 65 years and above was 17,662. As per the U.S. Census Bureau's American Community Survey, this population is 12.76% of the entire population.

References

Datasets

Dayton, OH Age Group Population Dataset: A complete breakdown of Dayton age demographics from 0 to 85 years, distributed across 18 age groups
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

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

Key observations

The largest age group in Dayton, OH was for the group of age 20-24 years with a population of 13,902 (10.04%), according to the 2021 American Community Survey. At the same time, the smallest age group in Dayton, OH was the 85+ years with a population of 1,823 (1.32%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Dayton, OH Age Cohorts Dataset: Children, Working Adults, and Seniors in Dayton - Population and Percentage Analysis
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Dayton 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 Dayton. 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.

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

Dayton, OH Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Dayton, OH population pyramid, which represents the Dayton 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 Dayton, OH, is 26.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Dayton, OH, is 18.4.
  • Total dependency ratio for Dayton, OH is 44.5.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Dayton, OH is 5.4.

Dayton 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 Dayton population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Dayton for the selected age group is shown in the following column.
  • Population (Female): The female population in the Dayton for the selected age group is shown in the following column.
  • Total Population: The total population of the Dayton 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 Dayton Population by Age. You can refer the same here

Explore related topics

Dayton, OH Demographics Dayton, OH Population

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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