Sylvester, GA has a population of 6,108 and is the 5,694th largest city in the United States. The population density is 931 per sq mi which is 458% higher than the Georgia average and 928% higher than the national average. The median age in Sylvester is 33 which is approximately 10% lower than the Georgia average of 36. In Sylvester, 45% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 89% of Sylvester residents were born in Georgia, 10% were born out of state, 0% were born outside of the United States and 1% were foreign born.