Hobe Sound, FL has a population of 14,318 and is the 2,938th largest city in the United States. The population density is 2,032 per sq mi which is 396% higher than the Florida average and 2143% higher than the national average. The median age in Hobe Sound is 55 which is approximately 32% higher than the Florida average of 42. In Hobe Sound, 58% of the population over 15 years of age are married, 88% speak English and 8% speak Spanish. 29% of Hobe Sound residents were born in Florida, 62% were born out of state, 0% were born outside of the United States and 9% were foreign born.