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Northumberland, New Hampshire Population by Age

The median age in Northumberland, New Hampshire is 48.0, as per 2019-2023 ACS 5 -Year Estimates. Of the total population, 14.84% were under the age of 15, 15.68% aged 15 to 29, 46.53% aged 30 to 64, 21.42% aged 65 to 84, and 1.53% were 85 years of age and older.
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By Neilsberg Research
Updated Feb 22, 2025

Northumberland, New Hampshire population age distributions

A complete breakdown of Northumberland 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 88 4.63%
5 to 9 years 94 4.95%
10 to 14 years 100 5.26%
15 to 19 years 134 7.05%
20 to 24 years 69 3.63%
25 to 29 years 95 5%
30 to 34 years 86 4.53%
35 to 39 years 103 5.42%
40 to 44 years 122 6.42%
45 to 49 years 126 6.63%
50 to 54 years 118 6.21%
55 to 59 years 156 8.21%
60 to 64 years 173 9.11%
65 to 69 years 152 8%
70 to 74 years 136 7.16%
75 to 79 years 92 4.84%
80 to 84 years 27 1.42%
85 years and over 29 1.53%
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Northumberland, New Hampshire population by age group

Key stats
485
Population under 25 years
406
Population aged 25-44
573
Population aged 45-64
436
Population aged 65+

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

FIGURE 1

Northumberland, New Hampshire population by age group.

The largest age group is 60 to 64 years with a population of 173 (9.11% 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 Northumberland, New Hampshire was for the group of age 60 to 64 years with a population of 173 (9.11%), according to the 2019-2023 American Community Survey.

At the same time, the smallest age group in Northumberland, New Hampshire was the 80 to 84 years with a population of 27 (1.42%).

Northumberland, New Hampshire population by age cohort

To better understand the age distribution of Northumberland, New Hampshire'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

Northumberland, New Hampshire population by age cohort

The largest age group was 18 to 64 years with a population of 1,101 (57.95% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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Northumberland, New Hampshire population by age cohort

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

Age Group Population % of Total Population
Under 18 years 363 19.11%
18 to 64 years 1,101 57.95%
65 years and over 436 22.95%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Northumberland town 's population under 18 was 19.11%, compared to the 22.16% nationwide.
  • Northumberland town's working population (between 18 and 64) was 57.95%, compared to 61% nationwide.
  • Northumberland town's elderly or the senior population (over 65 age) was 22.95% as compared to 16.84% nationwide.

Northumberland, New Hampshire population pyramid

Population pyramid for Northumberland, New Hampshire 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 Northumberland town's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Northumberland, New Hampshire, is 23.9.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Northumberland, New Hampshire, is 36.9.
  • Total dependency ratio for Northumberland, New Hampshire is 60.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Northumberland, New Hampshire is 2.7.

FIGURE 3

Northumberland, New Hampshire population pyramid

Northumberland 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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Northumberland, New Hampshire population pyramid

Here's the Northumberland, New Hampshire's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 31 57 88
5 to 9 years 66 28 94
10 to 14 years 31 69 100
15 to 19 years 51 83 134
20 to 24 years 45 24 69
25 to 29 years 48 47 95
30 to 34 years 13 73 86
35 to 39 years 35 68 103
40 to 44 years 61 61 122
45 to 49 years 67 59 126
50 to 54 years 63 55 118
55 to 59 years 72 84 156
60 to 64 years 63 110 173
65 to 69 years 74 78 152
70 to 74 years 80 56 136
75 to 79 years 45 47 92
80 to 84 years 11 16 27
85 years and over 17 12 29
Exploring Northumberland town's Diversity? Request Customized Data Now!

Things to know

What is the population of Northumberland, New Hampshire under 18?

Northumberland town's population under the age of 18 is 363, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 19.11% of the total resident population of Northumberland, New Hampshire.

What is the aging population in Northumberland, New Hampshire?

Northumberland town's population aged 65 years and above was 436. As per the U.S. Census Bureau's American Community Survey, this population is 22.95% of the entire population.

References

Datasets

Explore datasets by year of publication.
2025
Northumberland, New Hampshire Age Group Population Dataset: A Complete Breakdown of Northumberland 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 Northumberland 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 Northumberland town. The dataset can be utilized to understand the population distribution of Northumberland town by age. For example, using this dataset, we can identify the largest age group in Northumberland town.

Key observations

The largest age group in Northumberland, New Hampshire was for the group of age 60 to 64 years years with a population of 173 (9.11%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in Northumberland, New Hampshire was the 80 to 84 years years with a population of 27 (1.42%). 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 Northumberland town is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Northumberland 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 Northumberland town Population by Age. You can refer the same here

Northumberland, New Hampshire Age Cohorts Dataset: Children, Working Adults, and Seniors in Northumberland 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 Northumberland 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 Northumberland 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 1,101 (57.95% 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 Northumberland town population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Northumberland town is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Northumberland 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 Northumberland town Population by Age. You can refer the same here

Northumberland, New Hampshire 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 Northumberland, New Hampshire population pyramid, which represents the Northumberland 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 Northumberland, New Hampshire, is 23.9.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Northumberland, New Hampshire, is 36.9.
  • Total dependency ratio for Northumberland, New Hampshire is 60.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Northumberland, New Hampshire is 2.7.
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 Northumberland town population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Northumberland town for the selected age group is shown in the following column.
  • Population (Female): The female population in the Northumberland town for the selected age group is shown in the following column.
  • Total Population: The total population of the Northumberland 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 Northumberland 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

Northumberland, New Hampshire Demographics Northumberland, New Hampshire Population

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Neilsberg Research
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Collection 5 Resources