Fort Stewart, GA has a population of 4,910 and is the 6,552nd largest city in the United States. The population density is 748 per sq mi which is 348% higher than the Georgia average and 726% higher than the national average. The median age in Fort Stewart is 23 which is approximately 38% lower than the Georgia average of 36. In Fort Stewart, 49% of the population over 15 years of age are married, 89% speak English and 8% speak Spanish. 22% of Fort Stewart residents were born in Georgia, 71% were born out of state, 3% were born outside of the United States and 4% were foreign born.