Los Altos Hills, CA Population by Age

The median age in Los Altos Hills, CA is 53.2, as per 2021 ACS 5-Year Estimates. Of the total population, 14.19% were under the age of 15, 13.56% aged 15 to 29, 42.77% aged 30 to 64, 26.73% aged 65 to 84, and 2.76% were 85 years of age and older.
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Updated Sep 17, 2023

Los Altos Hills, CA population age distribution

A complete breakdown of Los Altos Hills'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 234 2.75%
5 to 9 years 360 4.23%
10 to 14 years 615 7.22%
15 to 19 years 626 7.35%
20 to 24 years 321 3.77%
25 to 29 years 208 2.44%
30 to 34 years 272 3.19%
35 to 39 years 228 2.68%
40 to 44 years 271 3.18%
45 to 49 years 693 8.13%
50 to 54 years 804 9.44%
55 to 59 years 607 7.12%
60 to 64 years 769 9.03%
65 to 69 years 886 10.4%
70 to 74 years 604 7.09%
75 to 79 years 529 6.21%
80 to 84 years 258 3.03%
85 years and over 235 2.76%
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Los Altos Hills, CA population by age group

Key stats
2,156
Population under 25 years
979
Population aged 25-44
2,873
Population aged 45-64
2,512
Population aged 65+

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

The graph shows Los Altos Hills'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
Los Altos Hills, CA population by age group. The largest age group was 65-69 years with a poulation of 886 (10.40% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Los Altos Hills, CA was for the group of age 65-69 years with a population of 886 (10.40%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Los Altos Hills, CA was the 25-29 years with a population of 208 (2.44%).

Los Altos Hills, CA population by age cohort

To better understand the age distribution of Los Altos Hills, 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 Los Altos Hills'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.
Los Altos Hills, 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 4,280 (50.23% 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 1,728 20.28%
18 to 64 years 4,280 50.23%
85 years and over 2,512 29.48%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Los Altos Hills's population under 18 was 20.28%, compared to the 22.51% nationwide.
  • Los Altos Hills's working population (between 18 and 64) was 50.23%, compared to 61.45% nationwide.
  • Los Altos Hills's elderly or the senior population (over 65 age) was 29.48% as compared to 16.04% nationwide.

Los Altos Hills, CA population pyramid

Population pyramid for Los Altos Hills, 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 Los Altos Hills's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Los Altos Hills, CA, is 25.2.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Los Altos Hills, CA, is 52.3.
  • Total dependency ratio for Los Altos Hills, CA is 77.5.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Los Altos Hills, CA is 1.9.
The graph shows Los Altos Hills'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.
Los Altos Hills, CA population pyramid i.e. Los Altos Hills population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Los Altos Hills, CA's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 98 136 234
5 to 9 years 174 186 360
10 to 14 years 262 353 615
15 to 19 years 248 378 626
20 to 24 years 111 210 321
25 to 29 years 90 118 208
30 to 34 years 86 186 272
35 to 39 years 99 129 228
40 to 44 years 92 179 271
45 to 49 years 408 285 693
50 to 54 years 419 385 804
55 to 59 years 300 307 607
60 to 64 years 306 463 769
65 to 69 years 413 473 886
70 to 74 years 276 328 604
75 to 79 years 341 188 529
80 to 84 years 115 143 258
85 years and over 97 138 235
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Things to know

What is the population of Los Altos Hills, CA under 18?

Los Altos Hills's population under the age of 18 is 1,728, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 20.28% of the total resident population of Los Altos Hills, CA.

What is the aging population in Los Altos Hills, CA?

Los Altos Hills's population aged 65 years and above was 2,512. As per the U.S. Census Bureau's American Community Survey, this population is 29.48% of the entire population.

References

Datasets

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

Key observations

The largest age group in Los Altos Hills, CA was for the group of age 65-69 years with a population of 886 (10.40%), according to the 2021 American Community Survey. At the same time, the smallest age group in Los Altos Hills, CA was the 25-29 years with a population of 208 (2.44%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

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

Los Altos Hills, CA Age Cohorts Dataset: Children, Working Adults, and Seniors in Los Altos Hills - 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 Los Altos Hills 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 Los Altos Hills. 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.

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

Los Altos Hills, CA 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 Los Altos Hills, CA population pyramid, which represents the Los Altos Hills 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 Los Altos Hills, CA, is 25.2.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Los Altos Hills, CA, is 52.3.
  • Total dependency ratio for Los Altos Hills, CA is 77.5.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Los Altos Hills, CA is 1.9.

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

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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