Colleton County, SC Population by Age

The median age in Colleton County, SC is 42.2, as per 2021 ACS 5-Year Estimates. Of the total population, 18.65% were under the age of 15, 17.77% aged 15 to 29, 43.81% aged 30 to 64, 18.18% aged 65 to 84, and 1.59% were 85 years of age and older.
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Updated Sep 17, 2023

Colleton County, SC population age distribution

A complete breakdown of Colleton 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 2,123 5.51%
5 to 9 years 2,546 6.61%
10 to 14 years 2,515 6.53%
15 to 19 years 2,158 5.6%
20 to 24 years 2,235 5.8%
25 to 29 years 2,453 6.37%
30 to 34 years 2,007 5.21%
35 to 39 years 2,422 6.29%
40 to 44 years 2,039 5.29%
45 to 49 years 2,181 5.66%
50 to 54 years 2,522 6.55%
55 to 59 years 2,550 6.62%
60 to 64 years 3,153 8.19%
65 to 69 years 2,684 6.97%
70 to 74 years 2,064 5.36%
75 to 79 years 1,404 3.64%
80 to 84 years 851 2.21%
85 years and over 613 1.59%
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Colleton County, SC population by age group

Key stats
11,577
Population under 25 years
8,921
Population aged 25-44
10,406
Population aged 45-64
7,616
Population aged 65+

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

The graph shows Colleton 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
Colleton County, SC population by age group. The largest age group was 60-64 years with a poulation of 3,153 (8.19% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Colleton County, SC was for the group of age 60-64 years with a population of 3,153 (8.19%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Colleton County, SC was the 85+ years with a population of 613 (1.59%).

Colleton County, SC population by age cohort

To better understand the age distribution of Colleton County, SC'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 Colleton 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.
Colleton County, SC 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 22,226 (57.70% 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 8,678 22.53%
18 to 64 years 22,226 57.7%
85 years and over 7,616 19.77%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Colleton County's population under 18 was 22.53%, compared to the 22.51% nationwide.
  • Colleton County's working population (between 18 and 64) was 57.70%, compared to 61.45% nationwide.
  • Colleton County's elderly or the senior population (over 65 age) was 19.77% as compared to 16.04% nationwide.

Colleton County, SC population pyramid

Population pyramid for Colleton County, SC 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 Colleton County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Colleton County, SC, is 30.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Colleton County, SC, is 32.1.
  • Total dependency ratio for Colleton County, SC is 62.4.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Colleton County, SC is 3.1.
The graph shows Colleton 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.
Colleton County, SC population pyramid i.e. Colleton County population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Colleton County, SC's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 825 1,298 2,123
5 to 9 years 1,049 1,497 2,546
10 to 14 years 1,450 1,065 2,515
15 to 19 years 1,084 1,074 2,158
20 to 24 years 1,144 1,091 2,235
25 to 29 years 1,266 1,187 2,453
30 to 34 years 1,016 991 2,007
35 to 39 years 1,408 1,014 2,422
40 to 44 years 730 1,309 2,039
45 to 49 years 1,019 1,162 2,181
50 to 54 years 1,208 1,314 2,522
55 to 59 years 1,246 1,304 2,550
60 to 64 years 1,506 1,647 3,153
65 to 69 years 1,280 1,404 2,684
70 to 74 years 957 1,107 2,064
75 to 79 years 411 993 1,404
80 to 84 years 473 378 851
85 years and over 376 237 613
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Things to know

What is the population of Colleton County, SC under 18?

Colleton County's population under the age of 18 is 8,678, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.53% of the total resident population of Colleton County, SC.

What is the aging population in Colleton County, SC?

Colleton County's population aged 65 years and above was 7,616. As per the U.S. Census Bureau's American Community Survey, this population is 19.77% of the entire population.

References

Datasets

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

Key observations

The largest age group in Colleton County, SC was for the group of age 60-64 years with a population of 3,153 (8.19%), according to the 2021 American Community Survey. At the same time, the smallest age group in Colleton County, SC was the 85+ years with a population of 613 (1.59%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Colleton County, SC Age Cohorts Dataset: Children, Working Adults, and Seniors in Colleton County - 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 Colleton 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 Colleton 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.

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

Colleton County, SC 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 Colleton County, SC population pyramid, which represents the Colleton 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 Colleton County, SC, is 30.3.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Colleton County, SC, is 32.1.
  • Total dependency ratio for Colleton County, SC is 62.4.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Colleton County, SC is 3.1.

Colleton 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 Colleton County population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Colleton County for the selected age group is shown in the following column.
  • Population (Female): The female population in the Colleton County for the selected age group is shown in the following column.
  • Total Population: The total population of the Colleton 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 Colleton County 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 team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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