St. Marys city, Georgia Demographics & Population 2026
As of 2026, St. Marys city, Georgia has a total population of 18,805, the 61st largest city in Georgia, with a median household income of $67,271, which is 10% lower than the state average. The poverty rate is 20.4%.
Key Takeaways
- Unemployment rate of 8.6% is notably above the national average.
St. Marys city Quick Facts
How St. Marys city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 64 | National average: 60
Education
Educational Attainment (Adults 25+)
St. Marys city Rankings in Georgia
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Cities Similar to St. Marys city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Winder city | 18,847 | $59,944 | $251,700 | 20.8% | 13.9% |
| Buford city | 17,611 | $71,598 | $346,400 | 30.3% | 11.4% |
| Kingsland city | 19,101 | $80,395 | $226,800 | 21.5% | 12.7% |
| Norcross city | 17,669 | $75,068 | $375,900 | 40.8% | 13.3% |
| Conyers city | 17,916 | $58,141 | $218,000 | 29.6% | 8.9% |
Population Overview
St. Marys city is a small city located in Georgia. The total population is 18,805. It ranks as the 61st most populous out of 670 cities and towns in Georgia.
Age Demographics
The median age in St. Marys city is 33.6 years. This is 10% lower than the state median of 37.4 years.
Economy, Income & Housing
The median household income in St. Marys city is $67,271. This is 10% lower than the state median of $74,664. Compared to the national median of $78,538, household income here is 14% lower. The poverty rate stands at 20.4%. This is 52% higher than the state poverty rate of 13.5%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 8.6%. This is 67% higher than the state rate of 5.1%. The median home value is $259,300. Housing costs are 5% lower than the state median of $272,900. The home-value-to-income ratio is 3.9x. 55.2% of occupied housing units are owner-occupied. This homeownership rate is 16% lower than the state average of 65.4%.
Race & Ethnicity
The largest racial or ethnic group in St. Marys city is White (non-Hispanic), making up 70.9% of the population. Black or African American residents account for 15.4%. The Black or African American population (15.4%) is well below the state average of 31.0%. The Asian population (1.6%) is well below the state average of 4.3%.
Education
27.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 21% lower than the state rate of 34.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.3%.
Data Sources & Methodology
All demographic data for St. Marys city, Georgia is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Georgia state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 670 Census-designated places in Georgia. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of St. Marys city, Georgia?
St. Marys city, Georgia has a population of 18,805 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Marys city, GA?
The median household income in St. Marys city is $67,271, which is 14% lower the national median of $78,538.
What is the poverty rate in St. Marys city, GA?
The poverty rate in St. Marys city is 20.4%. This means approximately 3,798 residents live below the federal poverty line.
What is the racial makeup of St. Marys city, Georgia?
St. Marys city's population is 70.9% White, 15.4% Black, 7.4% Hispanic/Latino, and 1.6% Asian.
What is the median home value in St. Marys city, GA?
The median home value in St. Marys city is $259,300. The home-value-to-income ratio is 3.9x.
How educated is St. Marys city, Georgia?
27.2% of adults (25+) in St. Marys city hold a bachelor's degree or higher, and 9.1% hold a graduate or professional degree.