Los Altos demographics profile

StatisticLos AltosCaliforniaNational
Population30,23838,654,206318,558,162
Population density (sq mi)4,66823291
Median age45.736.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)75%52%55%
Families w/ Kids under 1849%46%43%
Speak English71%56%79%
Speak Spanish3%29%13%
Los Altos, CA has a population of 30,238 and is the 1,411th largest city in the United States. The population density is 4,668 per sq mi which is 1909% higher than the California average and 5052% higher than the national average. The median age in Los Altos is 46 which is approximately 27% higher than the California average of 36. In Los Altos, 75% of the population over 15 years of age are married, 71% speak English and 3% speak Spanish. 44% of Los Altos residents were born in California, 29% were born out of state, 1% were born outside of the United States and 25% were foreign born.
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Did you know?

  • The population density in Los Altos is 1909% higher than California.
  • The median age in Los Altos is 27% higher than California.
  • In Los Altos 65.88% of the population is White.
  • In Los Altos 0.23% of the population is Black or African American.
  • In Los Altos 27.27% of the population is Asian.

Compare Los Altos, CA Demographics To Other Cities

Los Altos population breakdown by race

RaceLos AltosCaliforniaNational
White65.88%61.26%73.35%
Black or African American0.23%5.85%12.63%
Asian27.27%13.85%5.22%
American Indian0.10%0.74%0.82%
Native Hawaiian0.00%0.39%0.18%
Mixed race5.73%4.62%3.06%
Other race0.79%13.28%4.75%
In Los Altos, 3.3% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Los Altos age breakdown

Marital status

Age of children in married couples

Source: The Los Altos, CA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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