
St Marys
- County:
- Camden County
- County Seat:
- No
- Area (mi²):
- 22.573
- State:
- Georgia
St. Marys is a city located in Camden County, Georgia. St. Marys has a 2025 population of 20,202. St. Marys is currently growing at a rate of 1.68% annually and its population has increased by 8.97% since the most recent census, which recorded a population of 18,539 in 2020.
The average household income in St. Marys is $83,812 with a poverty rate of 20.43%. The median age in St. Marys is 33.6 years: 30.7 years for males, and 35.9 years for females.