Kenneth City, FL has a population of 5,048 and is the 6,432nd largest city in the United States. The population density is 6,919 per sq mi which is 2256% higher than the Florida average and 7536% higher than the national average. The median age in Kenneth City is 44 which is approximately 7% higher than the Florida average of 42. In Kenneth City, 55% of the population over 15 years of age are married, 73% speak English and 10% speak Spanish. 29% of Kenneth City residents were born in Florida, 51% were born out of state, 1% were born outside of the United States and 19% were foreign born.