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Marlborough, Connecticut Population by Age

The median age in Marlborough, Connecticut is 43.2, as per 2021 ACS 5-Year Estimates. Of the total population, 15.22% were under the age of 15, 18.99% aged 15 to 29, 50.06% aged 30 to 64, 13.87% aged 65 to 84, and 1.85% were 85 years of age and older.
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By Neilsberg Research
Updated Sep 17, 2023

Marlborough, Connecticut population age distribution

A complete breakdown of Marlborough 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 263 4.27%
5 to 9 years 251 4.08%
10 to 14 years 423 6.87%
15 to 19 years 573 9.31%
20 to 24 years 340 5.52%
25 to 29 years 256 4.16%
30 to 34 years 396 6.43%
35 to 39 years 391 6.35%
40 to 44 years 342 5.56%
45 to 49 years 371 6.03%
50 to 54 years 665 10.8%
55 to 59 years 530 8.61%
60 to 64 years 386 6.27%
65 to 69 years 336 5.46%
70 to 74 years 289 4.7%
75 to 79 years 123 2%
80 to 84 years 106 1.72%
85 years and over 114 1.85%
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TABLE OF CONTENTS

Marlborough, Connecticut population by age group

Key stats
1,850
Population under 25 years
1,385
Population aged 25-44
1,952
Population aged 45-64
968
Population aged 65+

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

The graph shows Marlborough 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
Marlborough, Connecticut population by age group. The largest age group was 50-54 years with a poulation of 665 (10.80% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Marlborough, Connecticut was for the group of age 50-54 years with a population of 665 (10.80%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Marlborough, Connecticut was the 80-84 years with a population of 106 (1.72%).

Marlborough, Connecticut population by age cohort

To better understand the age distribution of Marlborough, 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 Marlborough 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.
Marlborough, 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 3,748 (60.89% 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 1,439 23.38%
18 to 64 years 3,748 60.89%
85 years and over 968 15.73%
Exploring Marlborough 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:

  • Marlborough town's population under 18 was 23.38%, compared to the 22.51% nationwide.
  • Marlborough town's working population (between 18 and 64) was 60.89%, compared to 61.45% nationwide.
  • Marlborough town's elderly or the senior population (over 65 age) was 15.73% as compared to 16.04% nationwide.

Marlborough, Connecticut population pyramid

Population pyramid for Marlborough, 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 Marlborough town's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Marlborough, Connecticut, is 22.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Marlborough, Connecticut, is 22.8.
  • Total dependency ratio for Marlborough, Connecticut is 44.8.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Marlborough, Connecticut is 4.4.
The graph shows Marlborough 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.
Marlborough, Connecticut population pyramid i.e. Marlborough town population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Age Group Population(Male) Population(Female) Total Population
Under 5 years 84 179 263
5 to 9 years 56 195 251
10 to 14 years 252 171 423
15 to 19 years 302 271 573
20 to 24 years 210 130 340
25 to 29 years 105 151 256
30 to 34 years 232 164 396
35 to 39 years 143 248 391
40 to 44 years 281 61 342
45 to 49 years 126 245 371
50 to 54 years 309 356 665
55 to 59 years 252 278 530
60 to 64 years 257 129 386
65 to 69 years 143 193 336
70 to 74 years 167 122 289
75 to 79 years 55 68 123
80 to 84 years 50 56 106
85 years and over 28 86 114
Exploring Marlborough town's Diversity? Request Customized Data Now!

Things to know

What is the population of Marlborough, Connecticut under 18?

Marlborough town's population under the age of 18 is 1,439, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.38% of the total resident population of Marlborough, Connecticut.

What is the aging population in Marlborough, Connecticut?

Marlborough town's population aged 65 years and above was 968. As per the U.S. Census Bureau's American Community Survey, this population is 15.73% of the entire population.

References

Datasets

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

Key observations

The largest age group in Marlborough, Connecticut was for the group of age 50-54 years with a population of 665 (10.80%), according to the 2021 American Community Survey. At the same time, the smallest age group in Marlborough, Connecticut was the 80-84 years with a population of 106 (1.72%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Marlborough, Connecticut Age Cohorts Dataset: Children, Working Adults, and Seniors in Marlborough 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 Marlborough 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 Marlborough 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.

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

Marlborough, 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 Marlborough, Connecticut population pyramid, which represents the Marlborough 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 Marlborough, Connecticut, is 22.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Marlborough, Connecticut, is 22.8.
  • Total dependency ratio for Marlborough, Connecticut is 44.8.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Marlborough, Connecticut is 4.4.

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

Marlborough, Connecticut Demographics Marlborough, Connecticut 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