Del Mar, CA Population by Age

The median age in Del Mar, CA is 55.5, as per 2019-2023 ACS 5 -Year Estimates. Of the total population, 6.94% were under the age of 15, 13.16% aged 15 to 29, 47.22% aged 30 to 64, 28.95% aged 65 to 84, and 3.72% were 85 years of age and older.
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Updated Feb 22, 2025

Del Mar, CA population age distributions

A complete breakdown of Del Mar'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 112 2.86%
5 to 9 years 57 1.45%
10 to 14 years 103 2.63%
15 to 19 years 160 4.08%
20 to 24 years 101 2.58%
25 to 29 years 255 6.5%
30 to 34 years 166 4.23%
35 to 39 years 222 5.66%
40 to 44 years 97 2.47%
45 to 49 years 415 10.58%
50 to 54 years 154 3.93%
55 to 59 years 509 12.98%
60 to 64 years 289 7.37%
65 to 69 years 473 12.06%
70 to 74 years 232 5.92%
75 to 79 years 230 5.87%
80 to 84 years 200 5.1%
85 years and over 146 3.72%
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Del Mar, CA population by age group

Key stats
533
Population under 25 years
740
Population aged 25-44
1,367
Population aged 45-64
1,281
Population aged 65+

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

FIGURE 1

Del Mar, CA population by age group.

The largest age group is 55 to 59 years with a population of 509 (12.98% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

The largest age group in Del Mar, CA was for the group of age 55 to 59 years with a population of 509 (12.98%), according to the 2019-2023 American Community Survey.

At the same time, the smallest age group in Del Mar, CA was the 5 to 9 years with a population of 57 (1.45%).

Del Mar, CA population by age cohort

To better understand the age distribution of Del Mar, 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

Del Mar, CA population by age cohort

The largest age group was 18 to 64 years with a population of 2,233 (56.95% of the total population).

Source: U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates.

Del Mar, CA population by age cohort

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

Age Group Population % of Total Population
Under 18 years 407 10.38%
18 to 64 years 2,233 56.95%
65 years and over 1,281 32.67%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Del Mar 's population under 18 was 10.38%, compared to the 22.16% nationwide.
  • Del Mar's working population (between 18 and 64) was 56.95%, compared to 61% nationwide.
  • Del Mar's elderly or the senior population (over 65 age) was 32.67% as compared to 16.84% nationwide.

Del Mar, CA population pyramid

Population pyramid for Del Mar, 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 Del Mar's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Del Mar, CA, is 11.5.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Del Mar, CA, is 54.1.
  • Total dependency ratio for Del Mar, CA is 65.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Del Mar, CA is 1.8.

FIGURE 3

Del Mar, CA population pyramid

Del Mar 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.

Del Mar, CA population pyramid

Here's the Del Mar, CA's male and female population across different age groups .

Age Group Population(Male) Population(Female) Total Population
Under 5 years 58 54 112
5 to 9 years 57 0 57
10 to 14 years 32 71 103
15 to 19 years 99 61 160
20 to 24 years 74 27 101
25 to 29 years 155 100 255
30 to 34 years 57 109 166
35 to 39 years 149 73 222
40 to 44 years 31 66 97
45 to 49 years 136 279 415
50 to 54 years 21 133 154
55 to 59 years 288 221 509
60 to 64 years 144 145 289
65 to 69 years 181 292 473
70 to 74 years 160 72 232
75 to 79 years 131 99 230
80 to 84 years 91 109 200
85 years and over 102 44 146
Exploring Del Mar's Diversity? Request Customized Data Now!

Things to know

What is the population of Del Mar, CA under 18?

Del Mar's population under the age of 18 is 407, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 10.38% of the total resident population of Del Mar, CA.

What is the aging population in Del Mar, CA?

Del Mar's population aged 65 years and above was 1,281. As per the U.S. Census Bureau's American Community Survey, this population is 32.67% of the entire population.

References

Datasets

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

Key observations

The largest age group in Del Mar, CA was for the group of age 55 to 59 years years with a population of 509 (12.98%), according to the ACS 2019-2023 5-Year Estimates. At the same time, the smallest age group in Del Mar, CA was the 5 to 9 years years with a population of 57 (1.45%). 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 Del Mar is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Del Mar 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 Del Mar Population by Age. You can refer the same here

Del Mar, CA Age Cohorts Dataset: Children, Working Adults, and Seniors in Del Mar - 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 Del Mar 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 Del Mar. 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 2,233 (56.95% 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 Del Mar population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Del Mar is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Del Mar 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 Del Mar Population by Age. You can refer the same here

Del Mar, CA 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 Del Mar, CA population pyramid, which represents the Del Mar 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 Del Mar, CA, is 11.5.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Del Mar, CA, is 54.1.
  • Total dependency ratio for Del Mar, CA is 65.6.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Del Mar, CA is 1.8.
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 Del Mar population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Del Mar for the selected age group is shown in the following column.
  • Population (Female): The female population in the Del Mar for the selected age group is shown in the following column.
  • Total Population: The total population of the Del Mar 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 Del Mar 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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