Williamstown, New York Population by Age

The median age in Williamstown, New York is 29.8, as per 2019-2023 ACS 5 -Year Estimates. Of the total population, 27.18% were under the age of 15, 23.18% aged 15 to 29, 42.16% aged 30 to 64, 7.34% aged 65 to 84, and 0.12% were 85 years of age and older.
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Updated Feb 22, 2025

Williamstown, New York population age distributions

A complete breakdown of Williamstown 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 193 11.71%
5 to 9 years 146 8.86%
10 to 14 years 109 6.61%
15 to 19 years 179 10.86%
20 to 24 years 71 4.31%
25 to 29 years 132 8.01%
30 to 34 years 135 8.19%
35 to 39 years 51 3.09%
40 to 44 years 58 3.52%
45 to 49 years 64 3.88%
50 to 54 years 144 8.74%
55 to 59 years 134 8.13%
60 to 64 years 109 6.61%
65 to 69 years 47 2.85%
70 to 74 years 29 1.76%
75 to 79 years 40 2.43%
80 to 84 years 5 0.3%
85 years and over 2 0.12%
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Williamstown, New York population by age group

Key stats
698
Population under 25 years
376
Population aged 25-44
451
Population aged 45-64
123
Population aged 65+

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

FIGURE 1

Williamstown, New York population by age group.

The largest age group is Under 5 years with a population of 193 (11.71% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

The largest age group in Williamstown, New York was for the group of age Under 5 years with a population of 193 (11.71%), according to the 2019-2023 American Community Survey.

At the same time, the smallest age group in Williamstown, New York was the 85 years and over with a population of 2 (0.12%).

Williamstown, New York population by age cohort

To better understand the age distribution of Williamstown, New York'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

Williamstown, New York population by age cohort

The largest age group was 18 to 64 years with a population of 988 (59.95% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

Williamstown, New York population by age cohort

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

Age Group Population % of Total Population
Under 18 years 537 32.58%
18 to 64 years 988 59.95%
65 years and over 123 7.46%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Williamstown town 's population under 18 was 32.58%, compared to the 22.16% nationwide.
  • Williamstown town's working population (between 18 and 64) was 59.95%, compared to 61% nationwide.
  • Williamstown town's elderly or the senior population (over 65 age) was 7.46% as compared to 16.84% nationwide.

Williamstown, New York population pyramid

Population pyramid for Williamstown, New York 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 Williamstown town's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Williamstown, New York, is 41.6.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Williamstown, New York, is 11.4.
  • Total dependency ratio for Williamstown, New York is 53.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Williamstown, New York is 8.8.

FIGURE 3

Williamstown, New York population pyramid

Williamstown 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.

Williamstown, New York population pyramid

Here's the Williamstown, New York's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 143 50 193
5 to 9 years 90 56 146
10 to 14 years 58 51 109
15 to 19 years 124 55 179
20 to 24 years 44 27 71
25 to 29 years 54 78 132
30 to 34 years 73 62 135
35 to 39 years 19 32 51
40 to 44 years 22 36 58
45 to 49 years 33 31 64
50 to 54 years 66 78 144
55 to 59 years 56 78 134
60 to 64 years 70 39 109
65 to 69 years 28 19 47
70 to 74 years 17 12 29
75 to 79 years 26 14 40
80 to 84 years 3 2 5
85 years and over 2 0 2
Exploring Williamstown town's Diversity? Request Customized Data Now!

Things to know

What is the population of Williamstown, New York under 18?

Williamstown town's population under the age of 18 is 537, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 32.58% of the total resident population of Williamstown, New York.

What is the aging population in Williamstown, New York?

Williamstown town's population aged 65 years and above was 123. As per the U.S. Census Bureau's American Community Survey, this population is 7.46% of the entire population.

References

Datasets

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

Key observations

The largest age group in Williamstown, New York was for the group of age Under 5 years years with a population of 193 (11.71%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in Williamstown, New York was the 85 years and over years with a population of 2 (0.12%). 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 Williamstown town is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Williamstown 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 Williamstown town Population by Age. You can refer the same here

Williamstown, New York Age Cohorts Dataset: Children, Working Adults, and Seniors in Williamstown 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 Williamstown 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 Williamstown 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 988 (59.95% 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 Williamstown town population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Williamstown town is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Williamstown 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 Williamstown town Population by Age. You can refer the same here

Williamstown, New York 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 Williamstown, New York population pyramid, which represents the Williamstown 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 Williamstown, New York, is 41.6.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Williamstown, New York, is 11.4.
  • Total dependency ratio for Williamstown, New York is 53.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Williamstown, New York is 8.8.
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 Williamstown town population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Williamstown town for the selected age group is shown in the following column.
  • Population (Female): The female population in the Williamstown town for the selected age group is shown in the following column.
  • Total Population: The total population of the Williamstown 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 Williamstown 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.

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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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