StatisticSt. Johns CDPArizonaNational
Population7267,278,717328,239,523
Population density (sq mi)3186591
Median age25.537.137.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)37%53%55%
Families w/ Kids under 1837%42%43%
Speak English81%73%79%
Speak Spanish2%20%13%

Key findings

  • The population density in St. Johns CDP is 390% higher than Arizona
  • The median age in St. Johns CDP is 31% lower than Arizona
  • In St. Johns CDP 1.52% of the population is White
  • In St. Johns CDP 2.07% of the population is Black
  • In St. Johns CDP 0.00% of the population is Asian

Compare St. Johns CDP, AZ Demographics

      vs

      St. Johns CDP population breakdown by race

      RaceSt. Johns CDPArizonaNational
      White1.52%77.80%73.35%
      Black2.07%4.27%12.63%
      Asian0.00%3.05%5.22%
      American Indian90.77%4.41%0.82%
      Native Hawaiian0.00%0.19%0.18%
      Mixed race5.65%3.31%3.06%
      Other race0.00%6.97%4.75%
      In St. Johns CDP, 10.2% 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. Johns CDP age breakdown

      Marital status

      Age of children in married couples

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