Heron Bay, GA has a population of 4,042 and is the 7,405th largest city in the United States. The population density is 896 per sq mi which is 437% higher than the Georgia average and 889% higher than the national average. The median age in Heron Bay is 33 which is approximately 10% lower than the Georgia average of 36. In Heron Bay, 66% of the population over 15 years of age are married, 92% speak English and 0% speak Spanish. 42% of Heron Bay residents were born in Georgia, 51% were born out of state, 1% were born outside of the United States and 6% were foreign born.