Belle Fourche, SD Population by Age

The median age in Belle Fourche, SD is 38.7, as per 2021 ACS 5-Year Estimates. Of the total population, 17.28% were under the age of 15, 20.82% aged 15 to 29, 45.96% aged 30 to 64, 13.41% aged 65 to 84, and 2.52% were 85 years of age and older.
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Updated Sep 17, 2023

Belle Fourche, SD population age distribution

A complete breakdown of Belle Fourche'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 257 4.62%
5 to 9 years 399 7.17%
10 to 14 years 305 5.48%
15 to 19 years 522 9.39%
20 to 24 years 291 5.23%
25 to 29 years 345 6.2%
30 to 34 years 327 5.88%
35 to 39 years 391 7.03%
40 to 44 years 285 5.12%
45 to 49 years 234 4.21%
50 to 54 years 498 8.96%
55 to 59 years 300 5.39%
60 to 64 years 521 9.37%
65 to 69 years 247 4.44%
70 to 74 years 184 3.31%
75 to 79 years 211 3.79%
80 to 84 years 104 1.87%
85 years and over 140 2.52%
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Belle Fourche, SD population by age group

Key stats
1,774
Population under 25 years
1,348
Population aged 25-44
1,553
Population aged 45-64
886
Population aged 65+

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

The graph shows Belle Fourche'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
Belle Fourche, SD population by age group. The largest age group was 15-19 years with a poulation of 522 (9.39% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Belle Fourche, SD was for the group of age 15-19 years with a population of 522 (9.39%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Belle Fourche, SD was the 80-84 years with a population of 104 (1.87%).

Belle Fourche, SD population by age cohort

To better understand the age distribution of Belle Fourche, SD'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 Belle Fourche'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.
Belle Fourche, SD 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 3,416 (61.43% 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 1,259 22.64%
18 to 64 years 3,416 61.43%
85 years and over 886 15.93%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Belle Fourche's population under 18 was 22.64%, compared to the 22.51% nationwide.
  • Belle Fourche's working population (between 18 and 64) was 61.43%, compared to 61.45% nationwide.
  • Belle Fourche's elderly or the senior population (over 65 age) was 15.93% as compared to 16.04% nationwide.

Belle Fourche, SD population pyramid

Population pyramid for Belle Fourche, SD 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 Belle Fourche's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Belle Fourche, SD, is 25.9.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Belle Fourche, SD, is 23.9.
  • Total dependency ratio for Belle Fourche, SD is 49.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Belle Fourche, SD is 4.2.
The graph shows Belle Fourche'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.
Belle Fourche, SD population pyramid i.e. Belle Fourche population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Belle Fourche, SD's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 141 116 257
5 to 9 years 183 216 399
10 to 14 years 201 104 305
15 to 19 years 285 237 522
20 to 24 years 119 172 291
25 to 29 years 156 189 345
30 to 34 years 209 118 327
35 to 39 years 187 204 391
40 to 44 years 141 144 285
45 to 49 years 158 76 234
50 to 54 years 160 338 498
55 to 59 years 186 114 300
60 to 64 years 292 229 521
65 to 69 years 73 174 247
70 to 74 years 85 99 184
75 to 79 years 88 123 211
80 to 84 years 54 50 104
85 years and over 45 95 140
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Things to know

What is the population of Belle Fourche, SD under 18?

Belle Fourche's population under the age of 18 is 1,259, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.64% of the total resident population of Belle Fourche, SD.

What is the aging population in Belle Fourche, SD?

Belle Fourche's population aged 65 years and above was 886. As per the U.S. Census Bureau's American Community Survey, this population is 15.93% of the entire population.

References

Datasets

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

Key observations

The largest age group in Belle Fourche, SD was for the group of age 15-19 years with a population of 522 (9.39%), according to the 2021 American Community Survey. At the same time, the smallest age group in Belle Fourche, SD was the 80-84 years with a population of 104 (1.87%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Belle Fourche, SD Age Cohorts Dataset: Children, Working Adults, and Seniors in Belle Fourche - 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 Belle Fourche 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 Belle Fourche. 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.

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

Belle Fourche, SD 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 Belle Fourche, SD population pyramid, which represents the Belle Fourche 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 Belle Fourche, SD, is 25.9.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Belle Fourche, SD, is 23.9.
  • Total dependency ratio for Belle Fourche, SD is 49.7.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Belle Fourche, SD is 4.2.

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