St Marys is located in Georgia. St Marys, Georgia has a population of 18,200. St Marys is more family-centric than the surrounding county with 30.18% of the households containing married families with children. The county average for households married with children is 28.97%.
The median household income in St Marys, Georgia is $64,239. The median household income for the surrounding county is $61,636 compared to the national median of $69,021. The median age of people living in St Marys is 35 years.
The average high temperature in July is 90.7 degrees, with an average low temperature in January of 41.2 degrees. The average rainfall is approximately 50.4 inches per year, with 0 inches of snow per year.
