Flowery Branch, GA has a population of 6,503 and is the 5,463rd largest city in the United States. The population density is 928 per sq mi which is 396% higher than the Georgia average and 925% higher than the national average. The median age in Flowery Branch is 34 which is approximately 5% lower than the Georgia average of 36. In Flowery Branch, 60% of the population over 15 years of age are married, 84% speak English and 11% speak Spanish. 50% of Flowery Branch residents were born in Georgia, 39% were born out of state, 2% were born outside of the United States and 9% were foreign born.