Gulfport, FL has a population of 12,222 and is the 3,366th largest city in the United States. The population density is 4,431 per sq mi which is 981% higher than the Florida average and 4791% higher than the national average. The median age in Gulfport is 54 which is approximately 30% higher than the Florida average of 42. In Gulfport, 50% of the population over 15 years of age are married, 90% speak English and 5% speak Spanish. 26% of Gulfport residents were born in Florida, 62% were born out of state, 2% were born outside of the United States and 10% were foreign born.