Statistic Sunnyvale California National
Population 149,596 39,512,223 328,239,523
Population density (sq mi) 6,802 256 91
Median age 35.4 36.0 37.7
Male/Female ratio 1.1:1 1.0:1 1.0:1
Married (15yrs & older) 63% 52% 55%
Families w/ Kids under 18 50% 46% 43%
Speak English 44% 56% 79%
Speak Spanish 13% 29% 13%

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Key findings

  • The population density in Sunnyvale is 2557% higher than California
  • The median age in Sunnyvale is 2% lower than California
  • In Sunnyvale 45.54% of the population is White
  • In Sunnyvale 2.01% of the population is Black
  • In Sunnyvale 43.29% of the population is Asian

Compare Sunnyvale, CA Demographics

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      Sunnyvale population breakdown by race

      Race Sunnyvale California National
      White 45.54% 61.26% 73.35%
      Black 2.01% 5.85% 12.63%
      Asian 43.29% 13.85% 5.22%
      American Indian 0.42% 0.74% 0.82%
      Native Hawaiian 0.46% 0.39% 0.18%
      Mixed race 3.88% 4.62% 3.06%
      Other race 4.40% 13.28% 4.75%
      In Sunnyvale, 17.8% 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

      Sunnyvale age breakdown

      Marital status

      Age of children in married couples

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