Feather Sound, FL has a population of 3,472 and is the 8,081st largest city in the United States. The population density is 1,154 per sq mi which is 293% higher than the Florida average and 1174% higher than the national average. The median age in Feather Sound is 45 which is approximately 8% higher than the Florida average of 42. In Feather Sound, 52% of the population over 15 years of age are married, 86% speak English and 7% speak Spanish. 29% of Feather Sound residents were born in Florida, 56% were born out of state, 2% were born outside of the United States and 13% were foreign born.