Download
Share
Contents
Save
Collection 5 Resources

Fairfield, Connecticut Population by Age

The median age in Fairfield, Connecticut is 40.4, as per 2021 ACS 5-Year Estimates. Of the total population, 18.46% were under the age of 15, 21.08% aged 15 to 29, 44.85% aged 30 to 64, 12.42% aged 65 to 84, and 3.18% were 85 years of age and older.
Neilsberg Research Avatar
By Neilsberg Research
Updated Sep 17, 2023

Fairfield, Connecticut population age distribution

A complete breakdown of Fairfield town'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 3,539 5.73%
5 to 9 years 3,513 5.69%
10 to 14 years 4,347 7.04%
15 to 19 years 6,913 11.2%
20 to 24 years 4,244 6.87%
25 to 29 years 1,859 3.01%
30 to 34 years 2,973 4.82%
35 to 39 years 3,213 5.2%
40 to 44 years 3,561 5.77%
45 to 49 years 4,423 7.16%
50 to 54 years 4,168 6.75%
55 to 59 years 5,178 8.39%
60 to 64 years 4,174 6.76%
65 to 69 years 2,635 4.27%
70 to 74 years 2,322 3.76%
75 to 79 years 1,487 2.41%
80 to 84 years 1,224 1.98%
85 years and over 1,964 3.18%
Exploring Fairfield town's Diversity? Request Customized Data Now!

TABLE OF CONTENTS

Fairfield, Connecticut population by age group

Key stats
22,556
Population under 25 years
11,606
Population aged 25-44
17,943
Population aged 45-64
9,632
Population aged 65+

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

The graph shows Fairfield town'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
Fairfield, Connecticut population by age group. The largest age group was 15-19 years with a poulation of 6,913 (11.20% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Fairfield, Connecticut was for the group of age 15-19 years with a population of 6,913 (11.20%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Fairfield, Connecticut was the 80-84 years with a population of 1,224 (1.98%).

Fairfield, Connecticut population by age cohort

To better understand the age distribution of Fairfield, Connecticut'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 Fairfield town'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.
Fairfield, Connecticut 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 37,760 (61.16% 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 14,345 23.24%
18 to 64 years 37,760 61.16%
85 years and over 9,632 15.6%
Exploring Fairfield town's Diversity? Request Customized Data Now!

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

  • Fairfield town's population under 18 was 23.24%, compared to the 22.51% nationwide.
  • Fairfield town's working population (between 18 and 64) was 61.16%, compared to 61.45% nationwide.
  • Fairfield town's elderly or the senior population (over 65 age) was 15.60% as compared to 16.04% nationwide.

Fairfield, Connecticut population pyramid

Population pyramid for Fairfield, Connecticut 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 Fairfield town's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Fairfield, Connecticut, is 28.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Fairfield, Connecticut, is 23.7.
  • Total dependency ratio for Fairfield, Connecticut is 51.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Fairfield, Connecticut is 4.2.
The graph shows Fairfield town'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.
Fairfield, Connecticut population pyramid i.e. Fairfield town population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Fairfield, Connecticut's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 1,963 1,576 3,539
5 to 9 years 1,772 1,741 3,513
10 to 14 years 2,146 2,201 4,347
15 to 19 years 3,032 3,881 6,913
20 to 24 years 2,135 2,109 4,244
25 to 29 years 1,006 853 1,859
30 to 34 years 1,424 1,549 2,973
35 to 39 years 1,637 1,576 3,213
40 to 44 years 1,676 1,885 3,561
45 to 49 years 2,312 2,111 4,423
50 to 54 years 2,139 2,029 4,168
55 to 59 years 2,263 2,915 5,178
60 to 64 years 2,125 2,049 4,174
65 to 69 years 1,307 1,328 2,635
70 to 74 years 1,091 1,231 2,322
75 to 79 years 614 873 1,487
80 to 84 years 615 609 1,224
85 years and over 507 1,457 1,964
Exploring Fairfield town's Diversity? Request Customized Data Now!

Things to know

What is the population of Fairfield, Connecticut under 18?

Fairfield town's population under the age of 18 is 14,345, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.24% of the total resident population of Fairfield, Connecticut.

What is the aging population in Fairfield, Connecticut?

Fairfield town's population aged 65 years and above was 9,632. As per the U.S. Census Bureau's American Community Survey, this population is 15.60% of the entire population.

References

Datasets

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

Key observations

The largest age group in Fairfield, Connecticut was for the group of age 15-19 years with a population of 6,913 (11.20%), according to the 2021 American Community Survey. At the same time, the smallest age group in Fairfield, Connecticut was the 80-84 years with a population of 1,224 (1.98%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Fairfield, Connecticut Age Cohorts Dataset: Children, Working Adults, and Seniors in Fairfield town - 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 Fairfield town 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 Fairfield town. 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.

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

Fairfield, Connecticut 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 Fairfield, Connecticut population pyramid, which represents the Fairfield town 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 Fairfield, Connecticut, is 28.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Fairfield, Connecticut, is 23.7.
  • Total dependency ratio for Fairfield, Connecticut is 51.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Fairfield, Connecticut is 4.2.

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

Fairfield, Connecticut Demographics Fairfield, Connecticut Population

Explore more

About the author

Neilsberg Research Avatar
Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.
Read more from Neilsberg Research ➔

Share

This article is for informational purposes only and is not intended to be legal or tax advice. We recommend that you consult with a qualified professional such as a lawyer or accountant before making a decision. Many of the products and services featured here are from our affiliate partners. We may receive commissions on purchases made from our chosen links. Read advertiser disclosure.
Collection 5 Resources