Austin, TX Population by Age

The median age in Austin, TX is 33.9, as per 2021 ACS 5-Year Estimates. Of the total population, 16.55% were under the age of 15, 24.55% aged 15 to 29, 49.57% aged 30 to 64, 8.33% aged 65 to 84, and 1.01% were 85 years of age and older.
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Updated Sep 17, 2023

Austin, TX population age distribution

A complete breakdown of Austin'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 55,111 5.83%
5 to 9 years 50,703 5.37%
10 to 14 years 50,491 5.34%
15 to 19 years 53,978 5.71%
20 to 24 years 71,018 7.52%
25 to 29 years 106,921 11.32%
30 to 34 years 104,942 11.11%
35 to 39 years 86,962 9.21%
40 to 44 years 71,655 7.59%
45 to 49 years 60,368 6.39%
50 to 54 years 51,960 5.5%
55 to 59 years 49,118 5.2%
60 to 64 years 43,228 4.58%
65 to 69 years 33,532 3.55%
70 to 74 years 23,537 2.49%
75 to 79 years 13,512 1.43%
80 to 84 years 8,117 0.86%
85 years and over 9,505 1.01%
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Austin, TX population by age group

Key stats
281,301
Population under 25 years
370,480
Population aged 25-44
204,674
Population aged 45-64
88,203
Population aged 65+

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

The graph shows Austin'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
Austin, TX population by age group. The largest age group was 25-29 years with a poulation of 106,921 (11.32% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Austin, TX was for the group of age 25-29 years with a population of 106,921 (11.32%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Austin, TX was the 80-84 years with a population of 8,117 (0.86%).

Austin, TX population by age cohort

To better understand the age distribution of Austin, TX'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 Austin'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.
Austin, TX 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 672,618 (71.20% 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 183,837 19.46%
18 to 64 years 672,618 71.2%
85 years and over 88,203 9.34%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Austin's population under 18 was 19.46%, compared to the 22.51% nationwide.
  • Austin's working population (between 18 and 64) was 71.20%, compared to 61.45% nationwide.
  • Austin's elderly or the senior population (over 65 age) was 9.34% as compared to 16.04% nationwide.

Austin, TX population pyramid

Population pyramid for Austin, TX 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 Austin's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Austin, TX, is 22.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Austin, TX, is 12.6.
  • Total dependency ratio for Austin, TX is 34.9.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Austin, TX is 7.9.
The graph shows Austin'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.
Austin, TX population pyramid i.e. Austin population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Austin, TX's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 27,939 27,172 55,111
5 to 9 years 26,248 24,455 50,703
10 to 14 years 25,915 24,576 50,491
15 to 19 years 26,292 27,686 53,978
20 to 24 years 35,929 35,089 71,018
25 to 29 years 55,137 51,784 106,921
30 to 34 years 55,792 49,150 104,942
35 to 39 years 46,096 40,866 86,962
40 to 44 years 37,823 33,832 71,655
45 to 49 years 32,022 28,346 60,368
50 to 54 years 26,520 25,440 51,960
55 to 59 years 24,764 24,354 49,118
60 to 64 years 21,077 22,151 43,228
65 to 69 years 16,730 16,802 33,532
70 to 74 years 10,295 13,242 23,537
75 to 79 years 5,720 7,792 13,512
80 to 84 years 3,693 4,424 8,117
85 years and over 3,125 6,380 9,505
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Things to know

What is the population of Austin, TX under 18?

Austin's population under the age of 18 is 183,837, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 19.46% of the total resident population of Austin, TX.

What is the aging population in Austin, TX?

Austin's population aged 65 years and above was 88,203. As per the U.S. Census Bureau's American Community Survey, this population is 9.34% of the entire population.

References

Datasets

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

Key observations

The largest age group in Austin, TX was for the group of age 25-29 years with a population of 106,921 (11.32%), according to the 2021 American Community Survey. At the same time, the smallest age group in Austin, TX was the 80-84 years with a population of 8,117 (0.86%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Austin, TX Age Cohorts Dataset: Children, Working Adults, and Seniors in Austin - 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 Austin 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 Austin. 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.

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

Austin, TX 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 Austin, TX population pyramid, which represents the Austin 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 Austin, TX, is 22.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Austin, TX, is 12.6.
  • Total dependency ratio for Austin, TX is 34.9.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Austin, TX is 7.9.

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

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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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