St. Marys demographics profile

StatisticSt. MarysGeorgiaNational
Population density (sq mi)79016791
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%
St. Marys, GA has a population of 17,853 and is the 2,425th largest city in the United States. The population density is 790 per sq mi which is 373% higher than the Georgia average and 772% higher than the national average. The median age in St. Marys is 30 which is approximately 16% lower than the Georgia average of 36. In St. Marys, 60% of the population over 15 years of age are married, 95% speak English and 4% speak Spanish. 31% of St. Marys residents were born in Georgia, 66% were born out of state, 2% were born outside of the United States and 2% were foreign born.
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Did you know?

  • The population density in St. Marys is 373% 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 or African American.
  • In St. Marys 1.42% of the population is Asian.

Compare St. Marys, GA Demographics To Other Cities

St. Marys population breakdown by race

RaceSt. MarysGeorgiaNational
Black or African American16.66%31.17%12.63%
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.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

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).
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