Essex County, MA Population by Age

The median age in Essex County, MA is 40.8, as per 2021 ACS 5-Year Estimates. Of the total population, 17.43% were under the age of 15, 19.12% aged 15 to 29, 46.41% aged 30 to 64, 14.58% aged 65 to 84, and 2.46% were 85 years of age and older.
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Updated Sep 17, 2023

Essex County, MA population age distribution

A complete breakdown of Essex 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 44,484 5.53%
5 to 9 years 45,089 5.6%
10 to 14 years 50,666 6.3%
15 to 19 years 53,247 6.62%
20 to 24 years 51,233 6.37%
25 to 29 years 49,387 6.14%
30 to 34 years 50,515 6.28%
35 to 39 years 49,781 6.19%
40 to 44 years 48,743 6.06%
45 to 49 years 51,079 6.35%
50 to 54 years 57,437 7.14%
55 to 59 years 61,837 7.69%
60 to 64 years 54,009 6.71%
65 to 69 years 46,845 5.82%
70 to 74 years 34,313 4.26%
75 to 79 years 21,494 2.67%
80 to 84 years 14,659 1.82%
85 years and over 19,780 2.46%
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Essex County, MA population by age group

Key stats
244,719
Population under 25 years
198,426
Population aged 25-44
224,362
Population aged 45-64
137,091
Population aged 65+

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

The graph shows Essex 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
Essex County, MA population by age group. The largest age group was 55-59 years with a poulation of 61,837 (7.69% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Essex County, MA was for the group of age 55-59 years with a population of 61,837 (7.69%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Essex County, MA was the 80-84 years with a population of 14,659 (1.82%).

Essex County, MA population by age cohort

To better understand the age distribution of Essex 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 Essex 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.
Essex 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 495,751 (61.61% 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 171,756 21.35%
18 to 64 years 495,751 61.61%
85 years and over 137,091 17.04%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Essex County's population under 18 was 21.35%, compared to the 22.51% nationwide.
  • Essex County's working population (between 18 and 64) was 61.61%, compared to 61.45% nationwide.
  • Essex County's elderly or the senior population (over 65 age) was 17.04% as compared to 16.04% nationwide.

Essex County, MA population pyramid

Population pyramid for Essex 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 Essex County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Essex County, MA, is 26.6.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Essex County, MA, is 26.0.
  • Total dependency ratio for Essex County, MA is 52.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Essex County, MA is 3.8.
The graph shows Essex 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.
Essex County, MA population pyramid i.e. Essex County population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Age Group Population(Male) Population(Female) Total Population
Under 5 years 22,843 21,641 44,484
5 to 9 years 23,488 21,601 45,089
10 to 14 years 25,671 24,995 50,666
15 to 19 years 26,925 26,322 53,247
20 to 24 years 25,842 25,391 51,233
25 to 29 years 24,761 24,626 49,387
30 to 34 years 24,738 25,777 50,515
35 to 39 years 23,969 25,812 49,781
40 to 44 years 24,121 24,622 48,743
45 to 49 years 24,563 26,516 51,079
50 to 54 years 27,667 29,770 57,437
55 to 59 years 30,331 31,506 61,837
60 to 64 years 25,398 28,611 54,009
65 to 69 years 22,020 24,825 46,845
70 to 74 years 15,611 18,702 34,313
75 to 79 years 9,578 11,916 21,494
80 to 84 years 6,080 8,579 14,659
85 years and over 6,371 13,409 19,780
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Things to know

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

Essex County's population under the age of 18 is 171,756, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.35% of the total resident population of Essex County, MA.

What is the aging population in Essex County, MA?

Essex County's population aged 65 years and above was 137,091. As per the U.S. Census Bureau's American Community Survey, this population is 17.04% of the entire population.

References

Datasets

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

Key observations

The largest age group in Essex County, MA was for the group of age 55-59 years with a population of 61,837 (7.69%), according to the 2021 American Community Survey. At the same time, the smallest age group in Essex County, MA was the 80-84 years with a population of 14,659 (1.82%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Essex County, MA Age Cohorts Dataset: Children, Working Adults, and Seniors in Essex County - 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 Essex 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 Essex 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.

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

Essex County, MA 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 Essex County, MA population pyramid, which represents the Essex 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 Essex County, MA, is 26.6.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Essex County, MA, is 26.0.
  • Total dependency ratio for Essex County, MA is 52.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Essex County, MA is 3.8.

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

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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