Three Lakes, FL has a population of 16,479 and is the 2,591st largest city in the United States. The population density is 5,139 per sq mi which is 1650% higher than the Florida average and 5573% higher than the national average. The median age in Three Lakes is 36 which is approximately 14% lower than the Florida average of 42. In Three Lakes, 53% of the population over 15 years of age are married, 24% speak English and 69% speak Spanish. 37% of Three Lakes residents were born in Florida, 12% were born out of state, 5% were born outside of the United States and 46% were foreign born.