StatisticSt. HelenaCaliforniaNational
Population density (sq mi)1,20225691
Median age47.736.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)63%52%55%
Families w/ Kids under 1834%46%43%
Speak English66%56%79%
Speak Spanish29%29%13%

Key findings

  • The population density in St. Helena is 370% higher than California
  • The median age in St. Helena is 33% higher than California
  • In St. Helena 84.72% of the population is White
  • In St. Helena 1.60% of the population is Black
  • In St. Helena 1.37% of the population is Asian

Compare St. Helena, CA Demographics


      St. Helena population breakdown by race

      RaceSt. HelenaCaliforniaNational
      American Indian0.00%0.74%0.82%
      Native Hawaiian0.15%0.39%0.18%
      Mixed race2.64%4.62%3.06%
      Other race9.52%13.28%4.75%
      In St. Helena, 27.1% 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

      St. Helena age breakdown

      Marital status

      Age of children in married couples

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