Palmetto Bay, FL has a population of 24,522 and is the 1,775th largest city in the United States. The population density is 2,958 per sq mi which is 908% higher than the Florida average and 3165% higher than the national average. The median age in Palmetto Bay is 42 which is approximately equal to the Florida average of 42. In Palmetto Bay, 61% of the population over 15 years of age are married, 51% speak English and 41% speak Spanish. 40% of Palmetto Bay residents were born in Florida, 24% were born out of state, 3% were born outside of the United States and 32% were foreign born.