StatisticHalf Moon BayCaliforniaNational
Population density (sq mi)1,91225691
Median age47.136.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)61%52%55%
Families w/ Kids under 1832%46%43%
Speak English68%56%79%
Speak Spanish22%29%13%

Key findings

  • The population density in Half Moon Bay is 647% higher than California
  • The median age in Half Moon Bay is 31% higher than California
  • In Half Moon Bay 80.10% of the population is White
  • In Half Moon Bay 0.79% of the population is Black
  • In Half Moon Bay 6.25% of the population is Asian

Compare Half Moon Bay, CA Demographics


      Half Moon Bay population breakdown by race

      RaceHalf Moon BayCaliforniaNational
      American Indian0.17%0.74%0.82%
      Native Hawaiian0.56%0.39%0.18%
      Mixed race3.00%4.62%3.06%
      Other race9.14%13.28%4.75%
      In Half Moon Bay, 27.9% 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

      Half Moon Bay age breakdown

      Marital status

      Age of children in married couples

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