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Porter County, IN Population by Age

The median age in Porter County, IN is 39.6, as per 2021 ACS 5-Year Estimates. Of the total population, 17.83% were under the age of 15, 19.08% aged 15 to 29, 46.60% aged 30 to 64, 14.64% aged 65 to 84, and 1.86% were 85 years of age and older.
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By Neilsberg Research
Updated Sep 17, 2023

Porter County, IN population age distribution

A complete breakdown of Porter County'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 9,094 5.28%
5 to 9 years 10,403 6.04%
10 to 14 years 11,232 6.52%
15 to 19 years 11,789 6.84%
20 to 24 years 10,946 6.35%
25 to 29 years 10,142 5.88%
30 to 34 years 10,581 6.14%
35 to 39 years 12,959 7.52%
40 to 44 years 10,079 5.85%
45 to 49 years 11,432 6.63%
50 to 54 years 10,968 6.36%
55 to 59 years 11,906 6.91%
60 to 64 years 12,387 7.19%
65 to 69 years 9,584 5.56%
70 to 74 years 8,189 4.75%
75 to 79 years 4,510 2.62%
80 to 84 years 2,943 1.71%
85 years and over 3,209 1.86%
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TABLE OF CONTENTS

Porter County, IN population by age group

Key stats
53,464
Population under 25 years
43,761
Population aged 25-44
46,693
Population aged 45-64
28,435
Population aged 65+

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

The graph shows Porter County'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
Porter County, IN population by age group. The largest age group was 35-39 years with a poulation of 12,959 (7.52% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Porter County, IN was for the group of age 35-39 years with a population of 12,959 (7.52%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Porter County, IN was the 80-84 years with a population of 2,943 (1.71%).

Porter County, IN population by age cohort

To better understand the age distribution of Porter County, IN'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 Porter County'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.
Porter County, IN 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 105,914 (61.45% 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 38,004 22.05%
18 to 64 years 105,914 61.45%
85 years and over 28,435 16.5%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Porter County's population under 18 was 22.05%, compared to the 22.51% nationwide.
  • Porter County's working population (between 18 and 64) was 61.45%, compared to 61.45% nationwide.
  • Porter County's elderly or the senior population (over 65 age) was 16.50% as compared to 16.04% nationwide.

Porter County, IN population pyramid

Population pyramid for Porter County, IN 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 Porter County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Porter County, IN, is 27.1.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Porter County, IN, is 25.1.
  • Total dependency ratio for Porter County, IN is 52.3.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Porter County, IN is 4.0.
The graph shows Porter County'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.
Porter County, IN population pyramid i.e. Porter County population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Porter County, IN's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 4,688 4,406 9,094
5 to 9 years 5,029 5,374 10,403
10 to 14 years 6,131 5,101 11,232
15 to 19 years 6,101 5,688 11,789
20 to 24 years 5,605 5,341 10,946
25 to 29 years 5,173 4,969 10,142
30 to 34 years 5,274 5,307 10,581
35 to 39 years 6,259 6,700 12,959
40 to 44 years 5,320 4,759 10,079
45 to 49 years 5,709 5,723 11,432
50 to 54 years 5,462 5,506 10,968
55 to 59 years 6,044 5,862 11,906
60 to 64 years 5,834 6,553 12,387
65 to 69 years 4,575 5,009 9,584
70 to 74 years 4,043 4,146 8,189
75 to 79 years 2,075 2,435 4,510
80 to 84 years 1,275 1,668 2,943
85 years and over 1,043 2,166 3,209
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Things to know

What is the population of Porter County, IN under 18?

Porter County's population under the age of 18 is 38,004, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.05% of the total resident population of Porter County, IN.

What is the aging population in Porter County, IN?

Porter County's population aged 65 years and above was 28,435. As per the U.S. Census Bureau's American Community Survey, this population is 16.50% of the entire population.

References

Datasets

Porter County, IN Age Group Population Dataset: A complete breakdown of Porter County age demographics from 0 to 85 years, distributed across 18 age groups
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

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

Key observations

The largest age group in Porter County, IN was for the group of age 35-39 years with a population of 12,959 (7.52%), according to the 2021 American Community Survey. At the same time, the smallest age group in Porter County, IN was the 80-84 years with a population of 2,943 (1.71%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Porter County, IN Age Cohorts Dataset: Children, Working Adults, and Seniors in Porter County - Population and Percentage Analysis
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Porter County 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 Porter County. 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.

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

Porter County, IN Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Porter County, IN population pyramid, which represents the Porter County 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 Porter County, IN, is 27.1.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Porter County, IN, is 25.1.
  • Total dependency ratio for Porter County, IN is 52.3.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Porter County, IN is 4.0.

Porter County 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 Porter County population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Porter County for the selected age group is shown in the following column.
  • Population (Female): The female population in the Porter County for the selected age group is shown in the following column.
  • Total Population: The total population of the Porter County 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 Porter County Population by Age. You can refer the same here

Explore related topics

Porter County, IN Demographics Porter County, IN Population

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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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Collection 5 Resources