Los Altos, Santa Clara County, California Population and Demographics

In this article, we'll explore the population statistics for Los Altos, California, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

We are using the latest American Community Survey (ACS) 5-Year survey data from the US Census Bureau, which is accurate up to 2021.

Table of Contents

Population

There is a lot of data that lets us see how many people live in Los Altos, California. The most basic data is the total population, which is the total number of people living in Los Altos, California. The estimated population of Los Altos, California is 31,562 people, with a median age of 45.8.

We can look at the total population in Los Altos over the last 5 years to see how much it has changed.

Year Population Change 5-Year Change
2021
31,562
+2.22%
+3.39%
2020
30,878
+1.23%
-
2019
30,504
-0.27% -
2018
30,588
+0.2%
-
2017
30,527
- -

Population of Los Altos, California by Race and Ethnicity

We can also look at how the population has changed over the last 5 years by each of the race/ethnicity types as defined by the US Census Bureau.

Race 2021 2017 Change
White
54.7%
61%
-10.33%
Black/African American
0.8%
0.3%
+166.67%
Native
0.1%
0.1%
0.00%
Hispanic
5.8%
4.4%
+31.82%
Asian
33.8%
28.2%
+19.86%
Hawaiian/Pacific Islander
0%
0%
0.00%
Two Or More Races
4.3%
5.5%
-21.82%
Other
0.7%
0.5%
+40.00%

This data can be very important for a number of reasons, including social and economic research, planning and development, and marketing to a multi-cultural population.

Note that the Native group includes both Native American and Alaskan Native people.

Population of Los Altos, California by Age and Gender

The age and gender of a population is another interesting demographic statistic because it lets us track trends in the population over time. For example, we can see how the population has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 45.8 +0.22% 45.2 -0.66% 46.1 +0.66%
2020 45.7 -0.87% 45.5 -1.94% 45.8 +0.22%
2019 46.1 +0.66% 46.4 +0.43% 45.7 +0.88%
2018 45.8 -0.22% 46.2 -0.65% 45.3 +0.22%
2017 45.9 - 46.5 - 45.2 -

The median age of Los Altos, California gives you an idea of the age distribution, with half of the population being older than the median age and half being younger.

This can then be used to infer and compare against birth rates, parent ages, and more metrics to understand the population. For example, an increasing median age indicates an aging population, which can be a sign of a declining population in terms of birth rates and workforce participation.

Age 2021 2017
(Years) Male Female Male Female
0 to 9 1,832 -4.38% 2,297 -25.23% 1,748 1,755
10 to 19 2,058 +23.55% 2,162 +10.18% 2,586 2,383
20 to 29 849 +52.46% 847 +29.56% 1,374 1,117
30 to 39 970 +27.62% 1,313 +0.96% 1,257 1,315
40 to 49 2,351 -3.35% 2,756 -13.14% 2,270 2,406
50 to 59 2,434 +3.8% 2,555 -2.6% 2,518 2,487
60 to 69 1,926 +8.34% 1,768 +10.15% 2,077 1,952
70+ 2,004 +2.8% 2,405 -5.47% 2,054 2,263

Median Household Income

The latest median household income of Los Altos, California is $250,001.00.

In simple terms, the median income is the middle income of a group of people. Half of the people in the group make more than the median income, and half make less. The median income is a good indicator of the overall income of a group of people, and can be used to compare against other metrics such as the average income, per capita income, and more.

Median Income by Age

We can also look at the median income by age to see how the median income varies by age, and how it compares to the overall median income for Los Altos.

  • Under 25
    $0.00
  • 25 to 44
    $250,001.00
  • 45 to 64
    $250,001.00
  • 65 and over
    $132,125.00

Average Household Income

Whenever we ask what is the average household income in Los Altos, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in Los Altos, and then dividing that number by the total number of households. This is a good way to get a general idea of the average income of a group of people, but it can be skewed by a very high or very low incomes.

The average household income of Los Altos, California is currently $357,631.00.

In terms of accurately summarizing income at a geographic level, the median income is a better metric than the average income because it isn't affected by a small number of very high or very low incomes.

If you had an area where the average income was greater than the median, it can mean that there is significant income inequality, with income being concentrated in a small number of wealthy households.

61.95% of households in Los Altos are classed as high income households (making $200,000+ per year).

Household Income Tiers

The US Census Bureau divides households into income tiers based on the median income for the area. This is a good way to compare the income of Los Altos against other areas.

  • Less than $24,999
    3.96%
  • $25,000 to $49,999
    4.91%
  • $50,000 to $74,999
    4.86%
  • $75,000 to $99,999
    3.94%
  • $100,000 to $149,999
    12.36%
  • $150,000 to $199,999
    8.01%
  • $200,000 or more
    61.95%

Per Capita Income

The per capita income in Los Altos is $124,369.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of Los Altos by the total population of Los Altos.

This is different from the average or mean income because it includes and accounts for all people in Los Altos, California, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in Los Altos to see how many people have a high school degree, a bachelor's degree, or a graduate degree.

Educational attainment is a good indicator of the overall education level of a population, and can be used to compare against other metrics such as the average income, per capita income, and more to see how education levels affect income, unemployment rates, and more.

  • Master's degree or higher
    50.04%
  • Bachelor's degree
    43.45%
  • Some college or associate's degree
    2.02%
  • High school diploma or equivalent
    4.26%
  • Less than high school diploma
    0.23%

Employment

Employment rates are all based around the total population in Los Altos that are over the age of 16.

The total population of Los Altos over the age of 16 is 24,919.

Of those people, a total of 58.90% are working or actively looking for work. This is called the labor force participation rate.

The participation rate is a useful market measure because it shows the relative amount of labor resources available to the economy.

The employment to total population rate in Los Altos is 56.50%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate.

Age Population Participation Unemployment Rate
16 to 19 years 1,829 12.30% 20.00%
20 to 24 years 1,263 53.40% 8.30%
25 to 29 years 1,228 91.30% 3.70%
30 to 34 years 1,041 79.50% 5.40%
35 to 44 years 3,448 84.10% 3.10%
45 to 54 years 5,803 80.30% 2.60%
55 to 59 years 1,961 80.10% 3.80%
60 to 64 years 2,335 61.50% 2.90%
65 to 74 years 3,053 29.50% 4.40%
75 years and over 2,958 12.50% 10.60%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Los Altos. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau.

Age Population Participation Unemployment Rate
White 15,182 57.20% 4.60%
Black or African American 239 47.30% 0.00%
American Indian and Alaska Native 19 94.70% 0.00%
Asian 8,156 63.80% 2.80%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 416 56.70% 0.00%
Two or more races 907 47.70% 7.20%
Hispanic or Latino 1,300 65.40% 2.00%
Not Hispanic or Latino 14,530 56.40% 4.80%

Occupations

In this section we can look at the most common occupations in Los Altos as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in Los Altos is 14,074, with median earnings of $155,802.00.

Women in Los Altos, California earning approximately 52.10% of the men's earnings.

Population Earnings
Total 14,074 $155,802.00
Male 7,936 $192,093.00
Female 6,138 $100,139.00

Occupations by Category

In the table below, we can break down the population and earnings even further by occupation. The list of occupation categories below will show you how many people are employed in each category and the median earnings of each profession.

Occupation Employed Earnings
Management 3,504 $216,346.00
Business and Financial 1,463 $138,932.00
Computer and Mathematical 2,145 $199,391.00
Architecture and Engineering 945 $165,078.00
Life, Physical, and Social Science 325 $149,886.00
Community and Social Service 116 $50,000.00
Legal 409 $245,078.00
Educational and Library 937 $48,615.00
Arts, Design, Entertainment, Sports, and Media 525 $105,344.00
Healthcare Practitioners 1,328 $140,833.00
Healthcare Support 136 $26,429.00
Firefighters and Protective Service 8 $0.00
Law Enforcement 38 $0.00
Food Preparation and Serving 99 $6,563.00
Building and Grounds Cleaning 50 $32,685.00
Personal Care and Service 191 $10,030.00
Sales 912 $143,971.00
Office and Administrative Support 564 $69,286.00
Farming, Fishing, and Forestry 0 $0.00
Construction and Extraction 77 $42,981.00
Installation, Maintenance, and Repair 56 $250,001.00
Production 127 $19,375.00
Transportation and Material Moving 36 $0.00

Occupations by Gender

The table below shows the same occupations from the list above, but we have split them by male and female to see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings.

That last metric is important because it can be used to look at the gender pay gap between men and women.

Occupation Male Female
Population Earnings Population Earnings
Management 2,310 $222,213.00 1,194 $186,250.00
Business and Financial 823 $163,102.00 640 $105,455.00
Computer and Mathematical 1,589 $214,432.00 556 $164,063.00
Architecture and Engineering 826 $163,654.00 119 $181,042.00
Life, Physical, and Social Science 169 $153,958.00 156 $149,091.00
Community and Social Service 57 $54,250.00 59 $47,891.00
Legal 181 $229,712.00 228 $245,313.00
Educational and Library 253 $80,446.00 684 $45,238.00
Arts, Design, Entertainment, Sports, and Media 84 $222,946.00 441 $105,026.00
Healthcare Practitioners 519 $250,001.00 809 $93,197.00
Healthcare Support 18 $0.00 118 $50,682.00
Firefighters and Protective Service 0 $0.00 8 $0.00
Law Enforcement 38 $0.00 0 $0.00
Food Preparation and Serving 51 $3,625.00 48 $22,813.00
Building and Grounds Cleaning 35 $33,380.00 15 $0.00
Personal Care and Service 13 $0.00 178 $6,667.00
Sales 552 $121,250.00 360 $166,406.00
Office and Administrative Support 141 $89,205.00 423 $67,946.00
Farming, Fishing, and Forestry 0 $0.00 0 $0.00
Construction and Extraction 69 $43,750.00 8 $0.00
Installation, Maintenance, and Repair 56 $250,001.00 0 $0.00
Production 57 $82,950.00 70 $0.00
Transportation and Material Moving 36 $0.00 0 $0.00

Households and Family Size

A household defined bu the US Census Bureau is a group of people who occupy a housing unit. A housing unit is a house, apartment, mobile home, group of rooms, or single room occupied as separate living quarters.

There are currently 10,805 households in Los Altos, with an average household size of 2.9 people.

A family is defined as a group of two or more people related by birth, marriage, or adoption who live together in the same household.

There are 8,869 families in Los Altos with an average family size of 3.22 people.

Households by Marital Status

The four categories of household by marital status are:

  • Married-couple family
  • Male householder with no spouse present
  • Female household with no spouse present
  • Nonfamily household

The table below shows the total number of households and families, with the average sizes of each.

Married Male Female Nonfamily
Total Households 8,048 141 680 1,936
Average Household Size 3.27 3.01 3.26 1.2
Total Families 8,048 141 680 0
Average Household Size 3.23 2.78 3.13 0

Poverty

Of the 8,869 families in Los Altos, 2.00% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Los Altos:

Household Size Poverty Threshold
1 Person $14,580.00
2 People $19,720.00
3 People $24,860.00
4 People $30,000.00
5 People $35,140.00
6 People $40,280.00
7 People $45,420.00
8 People $50,560.00

Housing

There are 11,452 housing units in Los Altos, California.

The table below shows the split between occupied and vacant units:

Total Percentage
Occupied 10,805 94.35%
Vacant 647 5.65%

17.60% of the total 11,452 housing units in Los Altos are rental units. This is approximately 2,015 properties.

For owner-occupied housing units, a total of 8,703 are occupied by the owner - or 76.00% of the total.

Rental Rates

The median rent for a property in Los Altos is $3,501.00.

In the chart below, we can look at the number of rental properties in Los Altos that fall into a particular rent range. These can then be used to compare with other areas, or to see how they have changed over time.

  • No rent paid
    87
  • Less than $500
    22
  • $500 to $999
    14
  • $1,000 to $1,499
    46
  • $1,500 to $1,999
    70
  • $2,000 to $2,499
    158
  • $2,500 to $2,999
    275
  • $3,000 or more
    1,430

Property Value

The median value of a property in Los Altos is $2,000,001.00.

Just like with rental rates, we can look at the number of properties in Los Altos that fall into a particular value range.

  • Less than $50,000
    54
  • $50,000 to $99,999
    0
  • $100,000 to $149,999
    0
  • $150,000 to $199,999
    12
  • $200,000 to $299,999
    19
  • $300,000 to $499,999
    90
  • $500,000 to $999,999
    176
  • $1,000,000 or more
    8,352

Property Age

We can also look at the age of properties in Los Altos. The chart below shows the number of properties in Los Altos that fall into a particular age range.

  • 1939 or earlier
    313
  • 1940 to 1949
    575
  • 1950 to 1959
    4,172
  • 1960 to 1969
    2,498
  • 1970 to 1979
    1,152
  • 1980 to 1989
    487
  • 1990 to 1999
    571
  • 2000 to 2009
    676
  • 2010 to 2013
    973
  • 2014 or later
    35

Vehicles per Household

The number of vehicles available per household can be a good indicator of the level of affluence in an area. The chart below shows the number of households in Los Altos that have a particular number of vehicles available.

  • No vehicles available
    227
  • 1 vehicle available
    1,975
  • 2 vehicles available
    5,131
  • 3 or more vehicles available
    3,472

Commuting to Work

In this section, we can also look at how people in Los Altos get to work. The chart below shows the number of people in Los Altos that commute to work in a particular way.

23.7 minutes is the average travel time to work for people in Los Altos.

These commute times can be compared to other date like income and educational levels to see how they relate to each other and if there are any trends in the data that might suggest a correlation.

  • Less than 5 minutes
    175
  • 5 to 9 minutes
    679
  • 10 to 14 minutes
    1,122
  • 15 to 19 minutes
    1,806
  • 20 to 24 minutes
    2,250
  • 25 to 29 minutes
    1,093
  • 30 to 34 minutes
    1,649
  • 35 to 39 minutes
    418
  • 40 to 44 minutes
    248
  • 45 to 59 minutes
    471
  • 60 to 89 minutes
    254
  • 90 or more minutes
    177

Summary

We've covered a LOT of demographic and population data for Los Altos, California in this article! Hopefully you have found it very useful in your research of the area.

If you use any of the data found on this page, please consider linking back to USPopulation.org as the source and if you have any feedback or data requests, click here to contact us.