Population density (sq mi)36425691
Median age36.636.037.7
Male/Female ratio1.1:11.0:11.0:1
Married (15yrs & older)62%52%55%
Families w/ Kids under 1861%46%43%
Speak English78%56%79%
Speak Spanish19%29%13%

Key findings

  • The population density in Plymouth is 42% higher than California
  • The median age in Plymouth is 2% higher than California
  • In Plymouth 83.35% of the population is White
  • In Plymouth 1.66% of the population is Black
  • In Plymouth 0.00% of the population is Asian

Compare Plymouth, CA Demographics


      Plymouth population breakdown by race

      American Indian1.25%0.74%0.82%
      Native Hawaiian0.00%0.39%0.18%
      Mixed race8.95%4.62%3.06%
      Other race4.79%13.28%4.75%
      In Plymouth, 22.4% 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

      Plymouth age breakdown

      Marital status

      Age of children in married couples

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