Hillsdale demographics profile

StatisticHillsdaleSan MateoCalifornia
Population density (sq mi)8,1498,428232
Median age39.938.936.0
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)n/a56%52%
Speak Englishn/a55%56%
Speak Spanishn/a22%29%

Did you know?

  • The population density in Hillsdale is 3% lower than San Mateo.
  • The median age in Hillsdale is 2% higher than San Mateo.
  • In Hillsdale 62.08% of the population is Caucasian.
  • In Hillsdale 2.42% of the population is African American.
  • In Hillsdale 23.07% of the population is Asian.

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Hillsdale population breakdown by race

RaceHillsdaleSan MateoCalifornia
African American2.42%2.12%5.85%
American Indian0.34%0.34%0.74%
Native Hawaiian0.68%1.63%0.39%
Mixed race4.79%5.63%4.62%
Other race6.62%8.98%13.28%
In Hillsdale, 26.8% 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

Hillsdale age breakdown

Marital status

Age of children in married couples

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