St. Marys, Georgia Population 2021

19,361
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St. Marys is a city located in Georgia. With a 2020 population of 19,361, it is the 54th largest city in Georgia and the 1910th largest city in the United States . St. Marys is currently growing at a rate of 2.09% annually and its population has increased by 13.08% since the most recent census, which recorded a population of 17,121 in 2010. St. Marys reached it's highest population of in . Spanning over 25 miles, St. Marys has a population density of 848 people per square mile.

The average household income in St. Marys is $74,556 with a poverty rate of 16.07%. The median rental costs in recent years comes to $1,025 per month, and the median house value is $182,400. The median age in St. Marys is 34.5 years, 30.9 years for males, and 37 years for females.

St. Marys Demographics

According to the most recent ACS, the racial composition of St. Maryswas:

  • White: 77.28%
  • Black or African American: 13.72%
  • Two or more races: 4.72%
  • Asian: 1.91%
  • Other race: 1.61%
  • Native American: 0.71%
  • Native Hawaiian or Pacific Islander: 0.04%
The current population of St. Marys, Georgia is 19,361 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 18,567.The last official US Census in 2010 recorded the population at 17,121.

St. Marys, Georgia Population 2021

2020 and 2021 population is estimated by projecting the 2019 numbers.

Year Population Growth Growth Rate
202156,6961,0151.79%
202055,6811,0151.82%
201954,6661,0151.86%
201853,6516461.20%
201753,0056111.15%
201652,394-45-0.09%
201552,4395301.01%
201451,9095050.97%
201351,404530.10%
201251,3511,0482.04%
201150,303-358-0.71%
201050,6610.00%

St. Marys Metro Area Population by Year

Population by Race

Race Population Percentage
White13,97077.28%
Black or African American2,48013.72%
Two or More Races8544.72%
Asian3451.91%
Some Other Race2911.61%
American Indian and Alaska Native1290.71%
Native Hawaiian and Other Pacific Islander80.04%
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St. Marys Population by Race

St. Marys Population Pyramid $2021

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St. Marys Median Age

34.5


Total

30.9


Male

37


Female

St. Marys Adults

There are 13,623 adults, (2,573 of whom are seniors) in St. Marys.

St. Marys Age Dependency

63.6

Age Dependency Ratio

23.3

Old Age Dependency Ratio

40.3

Child Dependency Ratio

St. Marys Sex Ratio

Female

8,908

49.28%

Male

9,169

50.72%

St. Marys Population by Age

St. Marys Renter vs Owner Occupied by Household Type

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St. Marys Household Types

Type Owner Renter
Male18.8%81.2%
Female28.6%71.4%
Non Family51.6%48.4%
All57.9%42.1%
Married72.3%27.7%

57.9%

Rate of Home Ownership

St. Marys Households and Families

Type Count Average Size Owned
All6,9662.5857.9
Married3,6842.9972.3
Non Family1,9681.551.6
Female1,0963.0828.6
Male2182.9218.8

2.93

Average Family Size

2.58

Average Household Size

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St. Marys Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1150.99%
9th to 12th Grade5574.81%
High School Graduate3,15327.22%
Some College3,49530.18%
Associates Degree1,19410.31%
Bachelors Degree1,92516.62%
Graduate Degree1,1439.87%
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St. Marys Educational Attainment by Sex (over 25)

St. Marys Educational Attainment by Race

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Race Total High School Bachelors
White9,0388,5972,572
Black1,3801,246252
Hispanic648644173
2+ Races42339996
Asian19012125
Other Race136136
Native American717132
Islander88

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among native american people with a rate of 45.07%.

St. Marys Educational Attainment by Race

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Name Average Male Female
Overall$39,709$52,464$29,171
Less Than 9th Grade$22,708$23,000$
High School Graduate$30,973$39,730$22,668
Some College$40,813$54,696$28,524
Bachelors Degree$48,068$70,804$35,450
Graduate Degree$66,937$125,145$54,397

$39,709

Average Earnings

$52,464

Average Male

$29,171

Average Female

St. Marys Earnings by Educational Attainment

St. Marys Language by Age

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St. Marys Language

95.19% of St. Marys residents speak only English, while 4.81% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.58% of the population.

St. Marys Language

St. Marys Poverty by Race

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Name Total In Poverty Poverty Rate
White13,2351,42710.78%
Black2,4471,12946.14%
Hispanic1,15923720.45%
Multiple85311413.36%
Other29010235.17%

16.07%

Overall Poverty Rate

15.76%

Male Poverty Rate

16.39%

Female Poverty Rate

Poverty in St. Marys

The race most likely to be in poverty in St. Marys is Black, with 46.14% below the poverty level.

The race least likely to be in poverty in St. Marys is White, with 10.78% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.83%. Among those working part-time, it was 28.00%, and for those that did not work, the poverty rate was 17.94%.

St. Marys Poverty

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Name Poverty
Less Than 9th Grade26.53%
High School12.97%
Some College10.75%
Bachelors or Greater3.52%

St. Marys Poverty Rate by Education

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Rate Poverty
Female Unemployed43.84%
Male Unemployed10.80%
Female Employed10.79%
Male Employed9.90%

St. Marys Poverty Rate by Employment Status and Sex

St. Marys Income by Household Type

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Name Median Mean
Households$59,869$74,556
Families$62,857$78,907
Married Families$79,674-
Non Families$55,461$60,863
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Income by Household Type

St. Marys Marital Status

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Marriage Rates

52.2%

Overall Marriage Rate

53.7%

Male Marriage Rate

50.7%

Female Marriage Rate

St. Marys Married by Age and Sex

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St. Marys Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

St. Marys Marital Status by Race

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St. Marys Marital Status

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2,353

Number of Veterans

1,999

Male Veterans

354

Female Veterans

War Veterans
First Gulf War942
Second Gulf War868
Vietnam688
Korea62
World War II24

St. Marys Veterans by War

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Age Group Veterans
35 to 54838
65 to 74456
55 to 64382
18 to 34360
75+317

St. Marys Veterans by Age

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Name Veterans % of Total
White2,04920.67%
Black1539.05%
Hispanic12320.30%
Asian7030.17%
Other Race4445.83%
2+ Races349.02%
Native American32.33%

St. Marys Veterans by Race

St. Marys Veterans by Education

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5.79%

Veteran Poverty Rate

22.74%

Veteran Disability Rate

St. Marys Veterans by Education

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61.8%

Labor Force Participation

48.8%

Employment Rate

8.9%

Unemployment Rate

St. Marys Employment by Age

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St. Marys Employment by Race

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St. Marys Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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29.73%

Born in St. Marys

97.67%

Native Born

2.33%

Foreign Born

0.69%

Non Citizen

1.64%

Naturalized

Place of Birth

97.67% of St. Marys residents were born in the United States, with 29.73% having been born in Georgia. 0.69% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

St. Marys Place of Birth

Note: 2020 and 2021 data is projected
Year Population Growth Annual Growth Rate
202119,3613972.09%
202018,9643972.14%
201918,5673972.18%
201818,1701420.79%
201718,0281600.90%
201617,868980.55%
201517,770180.10%
201417,7521821.04%
201317,570850.49%
201217,4853442.01%
201117,141-131-0.76%
201017,2723,5112.30%
200013,7615,5745.33%
19908,1874,5918.58%
19803,5961880.54%
19703,4081360.41%
19603,2720.00%

St. Marys Population by Year