StatisticEast San MateoSan MateoCalifornia
Population density (sq mi)10,2018,428256
Median age37.538.936.0
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)n/a56%52%
Families w/ Kids under 1841%45%46%
Speak Englishn/a55%56%
Speak Spanishn/a22%29%

Key findings

  • The population density in East San Mateo is 21% higher than San Mateo
  • The median age in East San Mateo is 4% lower than San Mateo
  • In East San Mateo 46.04% of the population is White
  • In East San Mateo 2.40% of the population is Black
  • In East San Mateo 18.62% of the population is Asian

Compare San Mateo, CA Demographics


      East San Mateo population breakdown by race

      RaceEast San MateoSan MateoCalifornia
      American Indian0.72%0.34%0.74%
      Native Hawaiian5.98%1.63%0.39%
      Mixed race8.53%5.63%4.62%
      Other race17.71%8.98%13.28%
      In East San Mateo, 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.

      Household income distribution

      Place of birth by citizenship

      East San Mateo age breakdown

      Marital status

      Age of children in married couples

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