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Bristol County, MA Population by Age

The median age in Bristol County, MA is 40.9, as per 2021 ACS 5-Year Estimates. Of the total population, 17.00% were under the age of 15, 19.09% aged 15 to 29, 47.09% aged 30 to 64, 14.46% aged 65 to 84, and 2.36% were 85 years of age and older.
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By Neilsberg Research
Updated Sep 17, 2023

Bristol County, MA population age distribution

A complete breakdown of Bristol 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 29,851 5.18%
5 to 9 years 31,285 5.43%
10 to 14 years 36,777 6.38%
15 to 19 years 36,789 6.39%
20 to 24 years 36,505 6.34%
25 to 29 years 36,677 6.37%
30 to 34 years 37,434 6.5%
35 to 39 years 36,103 6.27%
40 to 44 years 35,395 6.14%
45 to 49 years 38,444 6.67%
50 to 54 years 42,127 7.31%
55 to 59 years 41,742 7.25%
60 to 64 years 40,045 6.95%
65 to 69 years 31,215 5.42%
70 to 74 years 25,664 4.46%
75 to 79 years 15,873 2.76%
80 to 84 years 10,553 1.83%
85 years and over 13,591 2.36%
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TABLE OF CONTENTS

Bristol County, MA population by age group

Key stats
171,207
Population under 25 years
145,609
Population aged 25-44
162,358
Population aged 45-64
96,896
Population aged 65+

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

The graph shows Bristol County'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
Bristol County, MA population by age group. The largest age group was 50-54 years with a poulation of 42,127 (7.31% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Bristol County, MA was for the group of age 50-54 years with a population of 42,127 (7.31%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Bristol County, MA was the 80-84 years with a population of 10,553 (1.83%).

Bristol County, MA population by age cohort

To better understand the age distribution of Bristol County, MA'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 Bristol County'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.
Bristol County, MA 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 359,258 (62.36% 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 119,916 20.82%
18 to 64 years 359,258 62.36%
85 years and over 96,896 16.82%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Bristol County's population under 18 was 20.82%, compared to the 22.51% nationwide.
  • Bristol County's working population (between 18 and 64) was 62.36%, compared to 61.45% nationwide.
  • Bristol County's elderly or the senior population (over 65 age) was 16.82% as compared to 16.04% nationwide.

Bristol County, MA population pyramid

Population pyramid for Bristol County, MA 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 Bristol County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Bristol County, MA, is 25.7.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Bristol County, MA, is 25.4.
  • Total dependency ratio for Bristol County, MA is 51.1.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Bristol County, MA is 3.9.
The graph shows Bristol County'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.
Bristol County, MA population pyramid i.e. Bristol County population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Bristol County, MA's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 15,229 14,622 29,851
5 to 9 years 15,439 15,846 31,285
10 to 14 years 19,246 17,531 36,777
15 to 19 years 18,674 18,115 36,789
20 to 24 years 18,471 18,034 36,505
25 to 29 years 18,348 18,329 36,677
30 to 34 years 18,388 19,046 37,434
35 to 39 years 18,281 17,822 36,103
40 to 44 years 16,795 18,600 35,395
45 to 49 years 18,774 19,670 38,444
50 to 54 years 20,885 21,242 42,127
55 to 59 years 20,321 21,421 41,742
60 to 64 years 19,563 20,482 40,045
65 to 69 years 14,725 16,490 31,215
70 to 74 years 11,848 13,816 25,664
75 to 79 years 6,604 9,269 15,873
80 to 84 years 4,361 6,192 10,553
85 years and over 4,794 8,797 13,591
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Things to know

What is the population of Bristol County, MA under 18?

Bristol County's population under the age of 18 is 119,916, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 20.82% of the total resident population of Bristol County, MA.

What is the aging population in Bristol County, MA?

Bristol County's population aged 65 years and above was 96,896. As per the U.S. Census Bureau's American Community Survey, this population is 16.82% of the entire population.

References

Datasets

Bristol County, MA Age Group Population Dataset: A complete breakdown of Bristol County 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 Bristol 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 Bristol County. The dataset can be utilized to understand the population distribution of Bristol County by age. For example, using this dataset, we can identify the largest age group in Bristol County.

Key observations

The largest age group in Bristol County, MA was for the group of age 50-54 years with a population of 42,127 (7.31%), according to the 2021 American Community Survey. At the same time, the smallest age group in Bristol County, MA was the 80-84 years with a population of 10,553 (1.83%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

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

Context

The dataset tabulates the Bristol 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 Bristol 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 $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.

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

Bristol County, MA 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 Bristol County, MA population pyramid, which represents the Bristol County 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 Bristol County, MA, is 25.7.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Bristol County, MA, is 25.4.
  • Total dependency ratio for Bristol County, MA is 51.1.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Bristol County, MA is 3.9.

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

Explore related topics

Bristol County, MA Demographics Bristol County, MA Population

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About the author

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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