StatisticSt. MarysGeorgiaNational
Population density (sq mi)79018791
Median age30.336.237.7
Male/Female ratio1.0:11.0:11.0:1
Married (15yrs & older)60%54%55%
Families w/ Kids under 1854%45%43%
Speak English95%86%79%
Speak Spanish4%8%13%

Key findings

  • The population density in St. Marys is 322% higher than Georgia
  • The median age in St. Marys is 16% lower than Georgia
  • In St. Marys 75.78% of the population is White
  • In St. Marys 16.66% of the population is Black
  • In St. Marys 1.42% of the population is Asian

Compare St. Marys, GA Demographics


      St. Marys population breakdown by race

      RaceSt. MarysGeorgiaNational
      American Indian1.15%0.29%0.82%
      Native Hawaiian0.09%0.05%0.18%
      Mixed race3.06%2.20%3.06%
      Other race1.84%2.79%4.75%
      In St. Marys, 6.0% 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. Marys age breakdown

      Marital status

      Age of children in married couples

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