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Rancho Cucamonga, CA Population by Age

The median age in Rancho Cucamonga, CA is 36.9, as per 2021 ACS 5-Year Estimates. Of the total population, 19.61% were under the age of 15, 19.82% aged 15 to 29, 47.92% aged 30 to 64, 11.13% aged 65 to 84, and 1.53% were 85 years of age and older.
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By Neilsberg Research
Updated Sep 17, 2023

Rancho Cucamonga, CA population age distribution

A complete breakdown of Rancho Cucamonga'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 12,437 7.15%
5 to 9 years 9,532 5.48%
10 to 14 years 12,145 6.98%
15 to 19 years 10,788 6.2%
20 to 24 years 10,690 6.15%
25 to 29 years 12,996 7.47%
30 to 34 years 14,020 8.06%
35 to 39 years 11,043 6.35%
40 to 44 years 10,342 5.95%
45 to 49 years 12,865 7.4%
50 to 54 years 12,229 7.03%
55 to 59 years 11,700 6.73%
60 to 64 years 11,150 6.41%
65 to 69 years 8,398 4.83%
70 to 74 years 5,424 3.12%
75 to 79 years 3,307 1.9%
80 to 84 years 2,226 1.28%
85 years and over 2,654 1.53%
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TABLE OF CONTENTS

Rancho Cucamonga, CA population by age group

Key stats
55,592
Population under 25 years
48,401
Population aged 25-44
47,944
Population aged 45-64
22,009
Population aged 65+

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

The graph shows Rancho Cucamonga'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
Rancho Cucamonga, CA population by age group. The largest age group was 30-34 years with a poulation of 14,020 (8.06% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Rancho Cucamonga, CA was for the group of age 30-34 years with a population of 14,020 (8.06%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Rancho Cucamonga, CA was the 80-84 years with a population of 2,226 (1.28%).

Rancho Cucamonga, CA population by age cohort

To better understand the age distribution of Rancho Cucamonga, CA'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 Rancho Cucamonga'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.
Rancho Cucamonga, CA 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 111,240 (63.95% 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 40,697 23.4%
18 to 64 years 111,240 63.95%
85 years and over 22,009 12.65%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Rancho Cucamonga's population under 18 was 23.40%, compared to the 22.51% nationwide.
  • Rancho Cucamonga's working population (between 18 and 64) was 63.95%, compared to 61.45% nationwide.
  • Rancho Cucamonga's elderly or the senior population (over 65 age) was 12.65% as compared to 16.04% nationwide.

Rancho Cucamonga, CA population pyramid

Population pyramid for Rancho Cucamonga, CA 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 Rancho Cucamonga's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Rancho Cucamonga, CA, is 29.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Rancho Cucamonga, CA, is 18.7.
  • Total dependency ratio for Rancho Cucamonga, CA is 47.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Rancho Cucamonga, CA is 5.4.
The graph shows Rancho Cucamonga'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.
Rancho Cucamonga, CA population pyramid i.e. Rancho Cucamonga population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Rancho Cucamonga, CA's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 6,739 5,698 12,437
5 to 9 years 4,988 4,544 9,532
10 to 14 years 6,210 5,935 12,145
15 to 19 years 5,447 5,341 10,788
20 to 24 years 5,507 5,183 10,690
25 to 29 years 6,969 6,027 12,996
30 to 34 years 7,016 7,004 14,020
35 to 39 years 5,487 5,556 11,043
40 to 44 years 5,468 4,874 10,342
45 to 49 years 5,691 7,174 12,865
50 to 54 years 5,896 6,333 12,229
55 to 59 years 5,799 5,901 11,700
60 to 64 years 4,827 6,323 11,150
65 to 69 years 3,753 4,645 8,398
70 to 74 years 2,476 2,948 5,424
75 to 79 years 1,596 1,711 3,307
80 to 84 years 1,014 1,212 2,226
85 years and over 1,034 1,620 2,654
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Things to know

What is the population of Rancho Cucamonga, CA under 18?

Rancho Cucamonga's population under the age of 18 is 40,697, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.40% of the total resident population of Rancho Cucamonga, CA.

What is the aging population in Rancho Cucamonga, CA?

Rancho Cucamonga's population aged 65 years and above was 22,009. As per the U.S. Census Bureau's American Community Survey, this population is 12.65% of the entire population.

References

Datasets

Rancho Cucamonga, CA Age Group Population Dataset: A complete breakdown of Rancho Cucamonga 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 Rancho Cucamonga 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 Rancho Cucamonga. The dataset can be utilized to understand the population distribution of Rancho Cucamonga by age. For example, using this dataset, we can identify the largest age group in Rancho Cucamonga.

Key observations

The largest age group in Rancho Cucamonga, CA was for the group of age 30-34 years with a population of 14,020 (8.06%), according to the 2021 American Community Survey. At the same time, the smallest age group in Rancho Cucamonga, CA was the 80-84 years with a population of 2,226 (1.28%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

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

Context

The dataset tabulates the Rancho Cucamonga 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 Rancho Cucamonga. 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.

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

Rancho Cucamonga, CA 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 Rancho Cucamonga, CA population pyramid, which represents the Rancho Cucamonga 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 Rancho Cucamonga, CA, is 29.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Rancho Cucamonga, CA, is 18.7.
  • Total dependency ratio for Rancho Cucamonga, CA is 47.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Rancho Cucamonga, CA is 5.4.

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

Explore related topics

Rancho Cucamonga, CA Demographics Rancho Cucamonga, CA Population

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About the author

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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