Statistic Saint Johns Bluff Jacksonville Florida
Population 1,339 934,752 21,997,150
Population density (sq mi) 2,492 1,250 410
Median age 43.0 35.9 41.6
Male/Female ratio 0.8:1 0.9:1 1.0:1
Married (15yrs & older) n/a 49% 54%
Families w/ Kids under 18 26% 42% 38%
Speak English n/a 85% 72%
Speak Spanish n/a 7% 21%
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Demographics Quick Facts

  • The population density in Saint Johns Bluff is 99% higher than Jacksonville
  • The median age in Saint Johns Bluff is 20% higher than Jacksonville
  • In Saint Johns Bluff 100.00% of the population is White
  • In Saint Johns Bluff 0.00% of the population is Black
  • In Saint Johns Bluff 0.00% of the population is Asian

Compare Jacksonville, FL Demographics

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      Saint Johns Bluff racial demographics

      Race Saint Johns Bluff Jacksonville Florida
      White 100.00% 56.28% 75.90%
      Black 0.00% 30.88% 16.14%
      Asian 0.00% 4.83% 2.61%
      American Indian 0.00% 0.21% 0.27%
      Native Hawaiian 0.00% 0.07% 0.06%
      Mixed race 0.00% 5.15% 2.48%
      Other race 0.00% 2.57% 2.54%
      In Saint Johns Bluff, 10.4% 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

      Saint Johns Bluff age breakdown

      Marital status

      Age of children in married couples

      Source: The Saint Johns Bluff, Jacksonville, FL demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS) and include 2026 modeled data developed using proprietary methodologies.