Island Walk, FL has a population of 3,085 and is the 8,667th largest city in the United States. The population density is 3,022 per sq mi which is 929% higher than the Florida average and 3236% higher than the national average. The median age in Island Walk is 67 which is approximately 61% higher than the Florida average of 42. In Island Walk, 69% of the population over 15 years of age are married, 90% speak English and 4% speak Spanish. 3% of Island Walk residents were born in Florida, 81% were born out of state, 2% were born outside of the United States and 13% were foreign born.