Ocean City, FL has a population of 6,305 and is the 5,575th largest city in the United States. The population density is 4,051 per sq mi which is 1280% higher than the Florida average and 4371% higher than the national average. The median age in Ocean City is 39 which is approximately 7% lower than the Florida average of 42. In Ocean City, 53% of the population over 15 years of age are married, 81% speak English and 17% speak Spanish. 40% of Ocean City residents were born in Florida, 47% were born out of state, 4% were born outside of the United States and 10% were foreign born.