Population density (sq mi)3,90225691
Median age40.136.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)58%52%55%
Families w/ Kids under 1842%46%43%
Speak English53%56%79%
Speak Spanish9%29%13%

Key findings

  • The population density in Hercules is 1424% higher than California
  • The median age in Hercules is 11% higher than California
  • In Hercules 22.00% of the population is White
  • In Hercules 18.40% of the population is Black
  • In Hercules 47.66% of the population is Asian

Compare Hercules, CA Demographics


      Hercules population breakdown by race

      American Indian0.21%0.74%0.82%
      Native Hawaiian0.07%0.39%0.18%
      Mixed race7.44%4.62%3.06%
      Other race4.22%13.28%4.75%
      In Hercules, 13.3% 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

      Hercules age breakdown

      Marital status

      Age of children in married couples

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