Jefferson Town, Green County, Wisconsin Population by Age

The median age in Jefferson Town, Green County, Wisconsin is 40.6, as per 2021 ACS 5-Year Estimates. Of the total population, 21.85% were under the age of 15, 14.14% aged 15 to 29, 46.02% aged 30 to 64, 16.62% aged 65 to 84, and 1.37% were 85 years of age and older.
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Updated Sep 17, 2023

Jefferson Town, Green County, Wisconsin population age distribution

A complete breakdown of Jefferson 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 73 6.26%
5 to 9 years 91 7.8%
10 to 14 years 91 7.8%
15 to 19 years 90 7.71%
20 to 24 years 15 1.29%
25 to 29 years 60 5.14%
30 to 34 years 96 8.23%
35 to 39 years 57 4.88%
40 to 44 years 66 5.66%
45 to 49 years 50 4.28%
50 to 54 years 61 5.23%
55 to 59 years 129 11.05%
60 to 64 years 78 6.68%
65 to 69 years 77 6.6%
70 to 74 years 66 5.66%
75 to 79 years 35 3%
80 to 84 years 16 1.37%
85 years and over 16 1.37%
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Jefferson Town, Green County, Wisconsin population by age group

Key stats
360
Population under 25 years
279
Population aged 25-44
318
Population aged 45-64
210
Population aged 65+

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

The graph shows Jefferson town'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
Jefferson Town, Green County, Wisconsin population by age group. The largest age group was 55-59 years with a poulation of 129 (11.05% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Jefferson Town, Green County, Wisconsin was for the group of age 55-59 years with a population of 129 (11.05%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Jefferson Town, Green County, Wisconsin was the 20-24 years with a population of 15 (1.29%).

Jefferson Town, Green County, Wisconsin population by age cohort

To better understand the age distribution of Jefferson Town, Green County, Wisconsin'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 Jefferson town'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.
Jefferson Town, Green County, Wisconsin 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 640 (54.84% 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 317 27.16%
18 to 64 years 640 54.84%
85 years and over 210 17.99%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Jefferson town's population under 18 was 27.16%, compared to the 22.51% nationwide.
  • Jefferson town's working population (between 18 and 64) was 54.84%, compared to 61.45% nationwide.
  • Jefferson town's elderly or the senior population (over 65 age) was 17.99% as compared to 16.04% nationwide.

Jefferson Town, Green County, Wisconsin population pyramid

Population pyramid for Jefferson Town, Green County, Wisconsin 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 Jefferson town's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Jefferson Town, Green County, Wisconsin, is 36.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Jefferson Town, Green County, Wisconsin, is 29.9.
  • Total dependency ratio for Jefferson Town, Green County, Wisconsin is 66.2.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Jefferson Town, Green County, Wisconsin is 3.3.
The graph shows Jefferson town'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.
Jefferson Town, Green County, Wisconsin population pyramid i.e. Jefferson town population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Jefferson Town, Green County, Wisconsin's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 52 21 73
5 to 9 years 33 58 91
10 to 14 years 43 48 91
15 to 19 years 37 53 90
20 to 24 years 6 9 15
25 to 29 years 39 21 60
30 to 34 years 52 44 96
35 to 39 years 26 31 57
40 to 44 years 26 40 66
45 to 49 years 21 29 50
50 to 54 years 35 26 61
55 to 59 years 62 67 129
60 to 64 years 45 33 78
65 to 69 years 34 43 77
70 to 74 years 45 21 66
75 to 79 years 18 17 35
80 to 84 years 7 9 16
85 years and over 7 9 16
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Things to know

What is the population of Jefferson Town, Green County, Wisconsin under 18?

Jefferson town's population under the age of 18 is 317, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 27.16% of the total resident population of Jefferson Town, Green County, Wisconsin.

What is the aging population in Jefferson Town, Green County, Wisconsin?

Jefferson town's population aged 65 years and above was 210. As per the U.S. Census Bureau's American Community Survey, this population is 17.99% of the entire population.

References

Datasets

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

Key observations

The largest age group in Jefferson Town, Green County, Wisconsin was for the group of age 55-59 years with a population of 129 (11.05%), according to the 2021 American Community Survey. At the same time, the smallest age group in Jefferson Town, Green County, Wisconsin was the 20-24 years with a population of 15 (1.29%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Jefferson Town, Green County, Wisconsin Age Cohorts Dataset: Children, Working Adults, and Seniors in Jefferson town - 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 Jefferson 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 Jefferson 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 $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.

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

Jefferson Town, Green County, Wisconsin 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 Jefferson Town, Green County, Wisconsin population pyramid, which represents the Jefferson town 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 Jefferson Town, Green County, Wisconsin, is 36.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Jefferson Town, Green County, Wisconsin, is 29.9.
  • Total dependency ratio for Jefferson Town, Green County, Wisconsin is 66.2.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Jefferson Town, Green County, Wisconsin is 3.3.

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