Los Altos Flag

Los Altos

County Seat:
No
Area (mi²):
6.54
State:
California

Los Altos is a city located in Santa Clara County, California. Los Altos has a 2026 population of 30,620. Los Altos is currently declining at a rate of -0.4% annually and its population has decreased by -2.33% since the most recent census, which recorded a population of 31,351 in 2020.

The median household income in Los Altos is $250,001 with a poverty rate of 3.2%. The median age in Los Altos is 45.9 years: 44.5 years for males, and 47.6 years for females. For every 100 females there are 102.8 males.

30.6K
Total Population
4,682
Density (mi²)
-122 -0.4%
Growth

Los Altos Population

Los Altos Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202630,620-122-0.4%
202530,742-122-0.4%
202430,8644041.33%
202330,4601160.38%
202230,344-214-0.7%
202130,558-908-2.89%
202031,3516722.19%
201930,679-280-0.9%
201830,959-218-0.7%
201731,177-105-0.34%
201631,2823891.26%
201530,8935331.76%
201430,3601990.66%
201330,1612930.98%
201229,8683581.21%
201129,5103781.3%
201029,1321560.54%
200027,6931,3905.28%
199026,3035342.07%
198025,7697072.82%
197025,0625,36627.24%
196019,69600%

Median Age

Overall: 45.9 years
Female: 47.6 years
Male: 44.5 years

Los Altos Adults

There are 23,274 adults, (6,377 of whom are seniors) in Los Altos.

Sex Ratio

Female: 15,134 (49.3%)
Male: 15,564 (50.7%)

Demographics

The racial composition of Los Altos includes 50.27% White, 38.99% Asian, and smaller percentages for other race, Black or African American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White15,43250.27%
Asian11,97038.99%
Two or more races2,5158.19%
Other race7222.35%
Black or African American590.19%
Race
Population ↓
Percentage (of total)
Two or more races1,1593.78%
Other race4121.34%
White2360.77%
Asian300.1%
Black or African American280.09%
Race
Population ↓
Percentage (of total)
White15,19649.5%
Asian11,94038.9%
Two or more races1,3564.42%
Other race3101.01%
Black or African American310.1%

Los Altos Marital Status

Economics and Income Statistics

Los Altos ' average per capita income is $201,715. Household income levels show a median of $250,001. The poverty rate stands at 3.2%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Households$250,001$417,182
Families$250,001$466,424
Married Families$250,001-
Non Families$112,871$172,291

$201,715

Average Income

$250,001

Median Household Income

3.2%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)