Demarest, NJ Population by Age

The median age in Demarest, NJ is 45.6, as per 2018-2022 ACS 5 -Year Estimates. Of the total population, 25.04% were under the age of 15, 10.02% aged 15 to 29, 47.50% aged 30 to 64, 15.56% aged 65 to 84, and 1.91% were 85 years of age and older.
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Updated Jul 26, 2024

Demarest, NJ population age distributions

A complete breakdown of Demarest'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 274 5.56%
5 to 9 years 552 11.2%
10 to 14 years 408 8.28%
15 to 19 years 276 5.6%
20 to 24 years 136 2.76%
25 to 29 years 82 1.66%
30 to 34 years 66 1.34%
35 to 39 years 289 5.86%
40 to 44 years 337 6.84%
45 to 49 years 410 8.32%
50 to 54 years 310 6.29%
55 to 59 years 453 9.19%
60 to 64 years 476 9.66%
65 to 69 years 281 5.7%
70 to 74 years 351 7.12%
75 to 79 years 59 1.2%
80 to 84 years 76 1.54%
85 years and over 94 1.91%
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Demarest, NJ population by age group

Key stats
1,646
Population under 25 years
774
Population aged 25-44
1,649
Population aged 45-64
861
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022

FIGURE 1

Demarest, NJ population by age group.

The largest age group is 5 to 9 years with a population of 552 (11.20% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

The largest age group in Demarest, NJ was for the group of age 5 to 9 years with a population of 552 (11.20%), according to the 2018-2022 American Community Survey.

At the same time, the smallest age group in Demarest, NJ was the 75 to 79 years with a population of 59 (1.20%).

Demarest, NJ population by age cohort

To better understand the age distribution of Demarest, NJ'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

Demarest, NJ population by age cohort

The largest age group was 18 to 64 years with a population of 2,715 (55.07% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Demarest, NJ population by age cohort

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

Age Group Population % of Total Population
Under 18 years 1,354 27.46%
18 to 64 years 2,715 55.07%
65 years and over 861 17.46%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Demarest 's population under 18 was 27.46%, compared to the 22.11% nationwide.
  • Demarest's working population (between 18 and 64) was 55.07%, compared to 61.36% nationwide.
  • Demarest's elderly or the senior population (over 65 age) was 17.46% as compared to 16.53% nationwide.

Demarest, NJ population pyramid

Population pyramid for Demarest, NJ 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 Demarest's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Demarest, NJ, is 43.5.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Demarest, NJ, is 30.4.
  • Total dependency ratio for Demarest, NJ is 73.9.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Demarest, NJ is 3.3.

FIGURE 3

Demarest, NJ population pyramid

Demarest 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) 2018-2022 5-Year Estimates.

Demarest, NJ population pyramid

Here's the Demarest, NJ's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 164 110 274
5 to 9 years 275 277 552
10 to 14 years 188 220 408
15 to 19 years 153 123 276
20 to 24 years 57 79 136
25 to 29 years 68 14 82
30 to 34 years 48 18 66
35 to 39 years 118 171 289
40 to 44 years 127 210 337
45 to 49 years 266 144 410
50 to 54 years 121 189 310
55 to 59 years 205 248 453
60 to 64 years 189 287 476
65 to 69 years 222 59 281
70 to 74 years 165 186 351
75 to 79 years 14 45 59
80 to 84 years 37 39 76
85 years and over 40 54 94
Exploring Demarest's Diversity? Request Customized Data Now!

Things to know

What is the population of Demarest, NJ under 18?

Demarest's population under the age of 18 is 1,354, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 27.46% of the total resident population of Demarest, NJ.

What is the aging population in Demarest, NJ?

Demarest's population aged 65 years and above was 861. As per the U.S. Census Bureau's American Community Survey, this population is 17.46% of the entire population.

References

Datasets

Explore datasets by year of publication.
2024
Demarest, NJ Age Group Population Dataset: A Complete Breakdown of Demarest Age Demographics from 0 to 85 Years and Over, Distributed Across 18 Age Groups // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

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

Key observations

The largest age group in Demarest, NJ was for the group of age 5 to 9 years years with a population of 552 (11.20%), according to the ACS 2018-2022 5-Year Estimates. At the same time, the smallest age group in Demarest, NJ was the 75 to 79 years years with a population of 59 (1.20%). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Demarest is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Demarest 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 Demarest Population by Age. You can refer the same here

Demarest, NJ Age Cohorts Dataset: Children, Working Adults, and Seniors in Demarest - Population and Percentage Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the Demarest 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 Demarest. 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 2,715 (55.07% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Demarest population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Demarest is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Demarest 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 Demarest Population by Age. You can refer the same here

Demarest, NJ Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Demarest, NJ population pyramid, which represents the Demarest population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Demarest, NJ, is 43.5.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Demarest, NJ, is 30.4.
  • Total dependency ratio for Demarest, NJ is 73.9.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Demarest, NJ is 3.3.
Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Demarest population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Demarest for the selected age group is shown in the following column.
  • Population (Female): The female population in the Demarest for the selected age group is shown in the following column.
  • Total Population: The total population of the Demarest 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 Demarest 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.

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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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