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South Chicago Heights, IL Population by Age

The median age in South Chicago Heights, IL is 38.6, as per 2019-2023 ACS 5 -Year Estimates. Of the total population, 18.99% were under the age of 15, 20.33% aged 15 to 29, 45.59% aged 30 to 64, 13.85% aged 65 to 84, and 1.25% were 85 years of age and older.
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By Neilsberg Research
Updated Feb 22, 2025

South Chicago Heights, IL population age distributions

A complete breakdown of South Chicago Heights'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 263 6.69%
5 to 9 years 166 4.22%
10 to 14 years 318 8.08%
15 to 19 years 405 10.29%
20 to 24 years 281 7.14%
25 to 29 years 114 2.9%
30 to 34 years 276 7.02%
35 to 39 years 207 5.26%
40 to 44 years 191 4.86%
45 to 49 years 256 6.51%
50 to 54 years 263 6.69%
55 to 59 years 281 7.14%
60 to 64 years 319 8.11%
65 to 69 years 281 7.14%
70 to 74 years 103 2.62%
75 to 79 years 57 1.45%
80 to 84 years 104 2.64%
85 years and over 49 1.25%
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South Chicago Heights, IL population by age group

Key stats
1,433
Population under 25 years
788
Population aged 25-44
1,119
Population aged 45-64
594
Population aged 65+

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

FIGURE 1

South Chicago Heights, IL population by age group.

The largest age group is 15 to 19 years with a population of 405 (10.29% 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 South Chicago Heights, IL was for the group of age 15 to 19 years with a population of 405 (10.29%), according to the 2019-2023 American Community Survey.

At the same time, the smallest age group in South Chicago Heights, IL was the 85 years and over with a population of 49 (1.25%).

South Chicago Heights, IL population by age cohort

To better understand the age distribution of South Chicago Heights, IL'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

South Chicago Heights, IL population by age cohort

The largest age group was 18 to 64 years with a population of 2,349 (59.71% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.
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South Chicago Heights, IL population by age cohort

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

Age Group Population % of Total Population
Under 18 years 991 25.19%
18 to 64 years 2,349 59.71%
65 years and over 594 15.1%
Exploring South Chicago Heights's Diversity? Request Customized Data Now!

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

  • South Chicago Heights 's population under 18 was 25.19%, compared to the 22.16% nationwide.
  • South Chicago Heights's working population (between 18 and 64) was 59.71%, compared to 61% nationwide.
  • South Chicago Heights's elderly or the senior population (over 65 age) was 15.10% as compared to 16.84% nationwide.

South Chicago Heights, IL population pyramid

Population pyramid for South Chicago Heights, IL 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 South Chicago Heights's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for South Chicago Heights, IL, is 28.8.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for South Chicago Heights, IL, is 22.9.
  • Total dependency ratio for South Chicago Heights, IL is 51.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for South Chicago Heights, IL is 4.4.

FIGURE 3

South Chicago Heights, IL population pyramid

South Chicago Heights 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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South Chicago Heights, IL population pyramid

Here's the South Chicago Heights, IL's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 90 173 263
5 to 9 years 93 73 166
10 to 14 years 43 275 318
15 to 19 years 168 237 405
20 to 24 years 196 85 281
25 to 29 years 13 101 114
30 to 34 years 113 163 276
35 to 39 years 94 113 207
40 to 44 years 38 153 191
45 to 49 years 165 91 256
50 to 54 years 156 107 263
55 to 59 years 156 125 281
60 to 64 years 180 139 319
65 to 69 years 111 170 281
70 to 74 years 77 26 103
75 to 79 years 5 52 57
80 to 84 years 41 63 104
85 years and over 13 36 49
Exploring South Chicago Heights's Diversity? Request Customized Data Now!

Things to know

What is the population of South Chicago Heights, IL under 18?

South Chicago Heights's population under the age of 18 is 991, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 25.19% of the total resident population of South Chicago Heights, IL.

What is the aging population in South Chicago Heights, IL?

South Chicago Heights's population aged 65 years and above was 594. As per the U.S. Census Bureau's American Community Survey, this population is 15.10% of the entire population.

References

Datasets

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

Key observations

The largest age group in South Chicago Heights, IL was for the group of age 15 to 19 years years with a population of 405 (10.29%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in South Chicago Heights, IL was the 85 years and over years with a population of 49 (1.25%). 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 South Chicago Heights is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of South Chicago Heights 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 South Chicago Heights Population by Age. You can refer the same here

South Chicago Heights, IL Age Cohorts Dataset: Children, Working Adults, and Seniors in South Chicago Heights - 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 South Chicago Heights 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 South Chicago Heights. 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 2,349 (59.71% 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 South Chicago Heights population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in South Chicago Heights is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the South Chicago Heights 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 South Chicago Heights Population by Age. You can refer the same here

South Chicago Heights, IL 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 South Chicago Heights, IL population pyramid, which represents the South Chicago Heights 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 South Chicago Heights, IL, is 28.8.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for South Chicago Heights, IL, is 22.9.
  • Total dependency ratio for South Chicago Heights, IL is 51.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for South Chicago Heights, IL is 4.4.
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 South Chicago Heights population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the South Chicago Heights for the selected age group is shown in the following column.
  • Population (Female): The female population in the South Chicago Heights for the selected age group is shown in the following column.
  • Total Population: The total population of the South Chicago Heights 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 South Chicago Heights 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

South Chicago Heights, IL Demographics South Chicago Heights, IL Population

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Neilsberg Research
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Collection 5 Resources