Monterey County, CA Population by Age

The median age in Monterey County, CA is 35.1, as per 2018-2022 ACS 5 -Year Estimates. Of the total population, 21.46% were under the age of 15, 21.50% aged 15 to 29, 42.77% aged 30 to 64, 12.32% aged 65 to 84, and 1.94% were 85 years of age and older.
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Updated Jul 26, 2024

Monterey County, CA population age distributions

A complete breakdown of Monterey 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 29,202 6.67%
5 to 9 years 30,948 7.07%
10 to 14 years 33,789 7.72%
15 to 19 years 32,717 7.48%
20 to 24 years 31,219 7.13%
25 to 29 years 30,164 6.89%
30 to 34 years 30,081 6.87%
35 to 39 years 29,401 6.72%
40 to 44 years 28,252 6.46%
45 to 49 years 26,034 5.95%
50 to 54 years 25,093 5.73%
55 to 59 years 25,121 5.74%
60 to 64 years 23,207 5.3%
65 to 69 years 19,993 4.57%
70 to 74 years 16,654 3.81%
75 to 79 years 10,315 2.36%
80 to 84 years 6,920 1.58%
85 years and over 8,499 1.94%
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Monterey County, CA population by age group

Key stats
157,875
Population under 25 years
117,898
Population aged 25-44
99,455
Population aged 45-64
62,381
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022

FIGURE 1

Monterey County, CA population by age group.

The largest age group is 10 to 14 years with a population of 33,789 (7.72% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

The largest age group in Monterey County, CA was for the group of age 10 to 14 years with a population of 33,789 (7.72%), according to the 2018-2022 American Community Survey.

At the same time, the smallest age group in Monterey County, CA was the 80 to 84 years with a population of 6,920 (1.58%).

Monterey County, CA population by age cohort

To better understand the age distribution of Monterey County, 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

FIGURE 2

Monterey County, CA population by age cohort

The largest age group was 18 to 64 years with a population of 262,186 (59.91% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Monterey County, CA population by age cohort

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

Age Group Population % of Total Population
Under 18 years 113,042 25.83%
18 to 64 years 262,186 59.91%
65 years and over 62,381 14.25%
Exploring Monterey County's Diversity? Request Customized Data Now!

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

  • Monterey County 's population under 18 was 25.83%, compared to the 22.11% nationwide.
  • Monterey County's working population (between 18 and 64) was 59.91%, compared to 61.36% nationwide.
  • Monterey County's elderly or the senior population (over 65 age) was 14.25% as compared to 16.53% nationwide.

Monterey County, CA population pyramid

Population pyramid for Monterey County, 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 Monterey County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Monterey County, CA, is 33.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Monterey County, CA, is 22.2.
  • Total dependency ratio for Monterey County, CA is 55.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Monterey County, CA is 4.5.

FIGURE 3

Monterey County, CA population pyramid

Monterey County 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) 2018-2022 5-Year Estimates.

Monterey County, CA population pyramid

Here's the Monterey County, CA's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 14,862 14,340 29,202
5 to 9 years 16,179 14,769 30,948
10 to 14 years 16,989 16,800 33,789
15 to 19 years 16,471 16,246 32,717
20 to 24 years 16,279 14,940 31,219
25 to 29 years 15,808 14,356 30,164
30 to 34 years 16,022 14,059 30,081
35 to 39 years 15,552 13,849 29,401
40 to 44 years 15,263 12,989 28,252
45 to 49 years 13,778 12,256 26,034
50 to 54 years 13,227 11,866 25,093
55 to 59 years 12,496 12,625 25,121
60 to 64 years 11,598 11,609 23,207
65 to 69 years 9,485 10,508 19,993
70 to 74 years 8,248 8,406 16,654
75 to 79 years 4,751 5,564 10,315
80 to 84 years 2,933 3,987 6,920
85 years and over 3,245 5,254 8,499
Exploring Monterey County's Diversity? Request Customized Data Now!

Things to know

What is the population of Monterey County, CA under 18?

Monterey County's population under the age of 18 is 113,042, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 25.83% of the total resident population of Monterey County, CA.

What is the aging population in Monterey County, CA?

Monterey County's population aged 65 years and above was 62,381. As per the U.S. Census Bureau's American Community Survey, this population is 14.25% of the entire population.

References

Datasets

Explore datasets by year of publication.
2024
Monterey County, CA Age Group Population Dataset: A Complete Breakdown of Monterey County Age Demographics from 0 to 85 Years and Over, Distributed Across 18 Age Groups // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

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

Key observations

The largest age group in Monterey County, CA was for the group of age 10 to 14 years years with a population of 33,789 (7.72%), according to the ACS 2018-2022 5-Year Estimates. At the same time, the smallest age group in Monterey County, CA was the 80 to 84 years years with a population of 6,920 (1.58%). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Monterey County is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Monterey 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 Monterey County Population by Age. You can refer the same here

Monterey County, CA Age Cohorts Dataset: Children, Working Adults, and Seniors in Monterey County - Population and Percentage Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the Monterey 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 Monterey 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 18 to 64 years with a poulation of 262,186 (59.91% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Monterey County population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Monterey County is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Monterey 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 Monterey County Population by Age. You can refer the same here

Monterey County, CA Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis // 2024 Edition
Last updated July 24, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Monterey County, CA population pyramid, which represents the Monterey County population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Monterey County, CA, is 33.4.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Monterey County, CA, is 22.2.
  • Total dependency ratio for Monterey County, CA is 55.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Monterey County, CA is 4.5.
Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Monterey County population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Monterey County for the selected age group is shown in the following column.
  • Population (Female): The female population in the Monterey County for the selected age group is shown in the following column.
  • Total Population: The total population of the Monterey 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 Monterey 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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