Williamsville, NY Population by Age

The median age in Williamsville, NY is 46.9, as per 2021 ACS 5-Year Estimates. Of the total population, 14.74% were under the age of 15, 13.60% aged 15 to 29, 43.50% aged 30 to 64, 22.35% aged 65 to 84, and 5.81% were 85 years of age and older.
Neilsberg Research Avatar
Updated Sep 17, 2023

Williamsville, NY population age distribution

A complete breakdown of Williamsville'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 405 7.47%
5 to 9 years 206 3.8%
10 to 14 years 188 3.47%
15 to 19 years 232 4.28%
20 to 24 years 285 5.26%
25 to 29 years 220 4.06%
30 to 34 years 445 8.21%
35 to 39 years 413 7.62%
40 to 44 years 223 4.12%
45 to 49 years 363 6.7%
50 to 54 years 361 6.66%
55 to 59 years 306 5.65%
60 to 64 years 246 4.54%
65 to 69 years 439 8.1%
70 to 74 years 405 7.47%
75 to 79 years 239 4.41%
80 to 84 years 128 2.36%
85 years and over 315 5.81%
Exploring Williamsville's Diversity? Request Customized Data Now!

Williamsville, NY population by age group

Key stats
1,316
Population under 25 years
1,301
Population aged 25-44
1,276
Population aged 45-64
1,526
Population aged 65+

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

The graph shows Williamsville'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
Williamsville, NY population by age group. The largest age group was 30-34 years with a poulation of 445 (8.21% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Williamsville, NY was for the group of age 30-34 years with a population of 445 (8.21%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Williamsville, NY was the 80-84 years with a population of 128 (2.36%).

Williamsville, NY population by age cohort

To better understand the age distribution of Williamsville, NY'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 Williamsville'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.
Williamsville, NY 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 2,895 (53.42% 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 998 18.42%
18 to 64 years 2,895 53.42%
85 years and over 1,526 28.16%
Exploring Williamsville's Diversity? Request Customized Data Now!

Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Williamsville's population under 18 was 18.42%, compared to the 22.51% nationwide.
  • Williamsville's working population (between 18 and 64) was 53.42%, compared to 61.45% nationwide.
  • Williamsville's elderly or the senior population (over 65 age) was 28.16% as compared to 16.04% nationwide.

Williamsville, NY population pyramid

Population pyramid for Williamsville, NY 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 Williamsville's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Williamsville, NY, is 25.8.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Williamsville, NY, is 49.3.
  • Total dependency ratio for Williamsville, NY is 75.1.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Williamsville, NY is 2.0.
The graph shows Williamsville'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.
Williamsville, NY population pyramid i.e. Williamsville population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Williamsville, NY's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 307 98 405
5 to 9 years 104 102 206
10 to 14 years 104 84 188
15 to 19 years 133 99 232
20 to 24 years 52 233 285
25 to 29 years 153 67 220
30 to 34 years 185 260 445
35 to 39 years 173 240 413
40 to 44 years 106 117 223
45 to 49 years 158 205 363
50 to 54 years 172 189 361
55 to 59 years 131 175 306
60 to 64 years 117 129 246
65 to 69 years 244 195 439
70 to 74 years 193 212 405
75 to 79 years 56 183 239
80 to 84 years 45 83 128
85 years and over 157 158 315
Exploring Williamsville's Diversity? Request Customized Data Now!

Things to know

What is the population of Williamsville, NY under 18?

Williamsville's population under the age of 18 is 998, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 18.42% of the total resident population of Williamsville, NY.

What is the aging population in Williamsville, NY?

Williamsville's population aged 65 years and above was 1,526. As per the U.S. Census Bureau's American Community Survey, this population is 28.16% of the entire population.

References

Datasets

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

Key observations

The largest age group in Williamsville, NY was for the group of age 30-34 years with a population of 445 (8.21%), according to the 2021 American Community Survey. At the same time, the smallest age group in Williamsville, NY was the 80-84 years with a population of 128 (2.36%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Williamsville, NY Age Cohorts Dataset: Children, Working Adults, and Seniors in Williamsville - 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 Williamsville 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 Williamsville. 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.

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

Williamsville, NY 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 Williamsville, NY population pyramid, which represents the Williamsville 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 Williamsville, NY, is 25.8.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Williamsville, NY, is 49.3.
  • Total dependency ratio for Williamsville, NY is 75.1.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Williamsville, NY is 2.0.

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

Neilsberg Research Avatar
Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

Share

This article is for informational purposes only and is not intended to be legal or tax advice. We recommend that you consult with a qualified professional such as a lawyer or accountant before making a decision. Many of the products and services featured here are from our affiliate partners. We may receive commissions on purchases made from our chosen links. Read advertiser disclosure.