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Manchester-by-the-Sea, Massachusetts Population by Age

The median age in Manchester-by-the-Sea, Massachusetts is 48.2, as per 2019-2023 ACS 5 -Year Estimates. Of the total population, 17.38% were under the age of 15, 12.51% aged 15 to 29, 44.60% aged 30 to 64, 22.67% aged 65 to 84, and 2.81% were 85 years of age and older.
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By Neilsberg Research
Updated Feb 22, 2025

Manchester-by-the-Sea, Massachusetts population age distributions

A complete breakdown of Manchester-by-the-Sea 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 178 3.32%
5 to 9 years 187 3.48%
10 to 14 years 568 10.58%
15 to 19 years 340 6.33%
20 to 24 years 135 2.51%
25 to 29 years 197 3.67%
30 to 34 years 189 3.52%
35 to 39 years 135 2.51%
40 to 44 years 274 5.1%
45 to 49 years 636 11.85%
50 to 54 years 203 3.78%
55 to 59 years 443 8.25%
60 to 64 years 515 9.59%
65 to 69 years 514 9.58%
70 to 74 years 297 5.53%
75 to 79 years 255 4.75%
80 to 84 years 151 2.81%
85 years and over 151 2.81%
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Manchester-by-the-Sea, Massachusetts population by age group

Key stats
1,408
Population under 25 years
795
Population aged 25-44
1,797
Population aged 45-64
1,368
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2019-2023

FIGURE 1

Manchester-by-the-Sea, Massachusetts population by age group.

The largest age group is 45 to 49 years with a population of 636 (11.85% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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The largest age group in Manchester-by-the-Sea, Massachusetts was for the group of age 45 to 49 years with a population of 636 (11.85%), according to the 2019-2023 American Community Survey.

At the same time, the smallest age group in Manchester-by-the-Sea, Massachusetts was the 20 to 24 years with a population of 135 (2.51%).

Manchester-by-the-Sea, Massachusetts population by age cohort

To better understand the age distribution of Manchester-by-the-Sea, Massachusetts'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

Manchester-by-the-Sea, Massachusetts population by age cohort

The largest age group was 18 to 64 years with a population of 2,757 (51.36% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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Manchester-by-the-Sea, Massachusetts population by age cohort

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

Age Group Population % of Total Population
Under 18 years 1,243 23.16%
18 to 64 years 2,757 51.36%
65 years and over 1,368 25.48%
Exploring Manchester-by-the-Sea 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:

  • Manchester-by-the-Sea town 's population under 18 was 23.16%, compared to the 22.16% nationwide.
  • Manchester-by-the-Sea town's working population (between 18 and 64) was 51.36%, compared to 61% nationwide.
  • Manchester-by-the-Sea town's elderly or the senior population (over 65 age) was 25.48% as compared to 16.84% nationwide.

Manchester-by-the-Sea, Massachusetts population pyramid

Population pyramid for Manchester-by-the-Sea, Massachusetts 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 Manchester-by-the-Sea town's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Manchester-by-the-Sea, Massachusetts, is 30.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Manchester-by-the-Sea, Massachusetts, is 44.6.
  • Total dependency ratio for Manchester-by-the-Sea, Massachusetts is 75.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Manchester-by-the-Sea, Massachusetts is 2.2.

FIGURE 3

Manchester-by-the-Sea, Massachusetts population pyramid

Manchester-by-the-Sea town 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) 2019-2023 5-Year Estimates.
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Manchester-by-the-Sea, Massachusetts population pyramid

Here's the Manchester-by-the-Sea, Massachusetts's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 105 73 178
5 to 9 years 125 62 187
10 to 14 years 272 296 568
15 to 19 years 68 272 340
20 to 24 years 96 39 135
25 to 29 years 91 106 197
30 to 34 years 93 96 189
35 to 39 years 57 78 135
40 to 44 years 147 127 274
45 to 49 years 377 259 636
50 to 54 years 111 92 203
55 to 59 years 139 304 443
60 to 64 years 254 261 515
65 to 69 years 322 192 514
70 to 74 years 57 240 297
75 to 79 years 158 97 255
80 to 84 years 110 41 151
85 years and over 25 126 151
Exploring Manchester-by-the-Sea town's Diversity? Request Customized Data Now!

Things to know

What is the population of Manchester-by-the-Sea, Massachusetts under 18?

Manchester-by-the-Sea town's population under the age of 18 is 1,243, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.16% of the total resident population of Manchester-by-the-Sea, Massachusetts.

What is the aging population in Manchester-by-the-Sea, Massachusetts?

Manchester-by-the-Sea town's population aged 65 years and above was 1,368. As per the U.S. Census Bureau's American Community Survey, this population is 25.48% of the entire population.

References

Datasets

Explore datasets by year of publication.
2025
Manchester-by-the-Sea, Massachusetts Age Group Population Dataset: A Complete Breakdown of Manchester-by-the-Sea town Age Demographics from 0 to 85 Years and Over, Distributed Across 18 Age Groups // 2025 Edition
Last updated February 22, 2025
ACS
Free
Neilsberg
CSV, JSON
2019-2023
CC BY 4.0
About this dataset

Context

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

Key observations

The largest age group in Manchester-by-the-Sea, Massachusetts was for the group of age 45 to 49 years years with a population of 636 (11.85%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in Manchester-by-the-Sea, Massachusetts was the 20 to 24 years years with a population of 135 (2.51%). Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Manchester-by-the-Sea town is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Manchester-by-the-Sea 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 Manchester-by-the-Sea town Population by Age. You can refer the same here

Manchester-by-the-Sea, Massachusetts Age Cohorts Dataset: Children, Working Adults, and Seniors in Manchester-by-the-Sea town - Population and Percentage Analysis // 2025 Edition
Last updated February 22, 2025
ACS
Free
Neilsberg
CSV, JSON
2019-2023
CC BY 4.0
About this dataset

Context

The dataset tabulates the Manchester-by-the-Sea 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 Manchester-by-the-Sea 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 18 to 64 years with a poulation of 2,757 (51.36% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Manchester-by-the-Sea town population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Manchester-by-the-Sea town is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Manchester-by-the-Sea 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 Manchester-by-the-Sea town Population by Age. You can refer the same here

Manchester-by-the-Sea, Massachusetts Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis // 2025 Edition
Last updated February 22, 2025
ACS
Free
Neilsberg
CSV, JSON
2019-2023
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Manchester-by-the-Sea, Massachusetts population pyramid, which represents the Manchester-by-the-Sea town population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Manchester-by-the-Sea, Massachusetts, is 30.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Manchester-by-the-Sea, Massachusetts, is 44.6.
  • Total dependency ratio for Manchester-by-the-Sea, Massachusetts is 75.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Manchester-by-the-Sea, Massachusetts is 2.2.
Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2019-2023 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 Manchester-by-the-Sea town population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Manchester-by-the-Sea town for the selected age group is shown in the following column.
  • Population (Female): The female population in the Manchester-by-the-Sea town for the selected age group is shown in the following column.
  • Total Population: The total population of the Manchester-by-the-Sea 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 Manchester-by-the-Sea 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

Manchester-by-the-Sea, Massachusetts Demographics Manchester-by-the-Sea, Massachusetts Population

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Collection 5 Resources