StatisticSan CarlosCaliforniaNational
Population density (sq mi)5,36825691
Median age42.736.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)65%52%55%
Families w/ Kids under 1847%46%43%
Speak English78%56%79%
Speak Spanish6%29%13%

Key findings

  • The population density in San Carlos is 1997% higher than California
  • The median age in San Carlos is 19% higher than California
  • In San Carlos 77.92% of the population is White
  • In San Carlos 1.00% of the population is Black
  • In San Carlos 13.49% of the population is Asian

Compare San Carlos, CA Demographics


      San Carlos population breakdown by race

      RaceSan CarlosCaliforniaNational
      American Indian0.02%0.74%0.82%
      Native Hawaiian0.27%0.39%0.18%
      Mixed race4.74%4.62%3.06%
      Other race2.55%13.28%4.75%
      In San Carlos, 10.1% 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

      San Carlos age breakdown

      Marital status

      Age of children in married couples

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