Palmetto, FL has a population of 13,138 and is the 3,177th largest city in the United States. The population density is 2,475 per sq mi which is 743% higher than the Florida average and 2632% higher than the national average. The median age in Palmetto is 47 which is approximately 13% higher than the Florida average of 42. In Palmetto, 60% of the population over 15 years of age are married, 75% speak English and 23% speak Spanish. 44% of Palmetto residents were born in Florida, 43% were born out of state, 3% were born outside of the United States and 9% were foreign born.