Pinellas Park, FL has a population of 50,946 and is the 800th largest city in the United States. The population density is 3,204 per sq mi which is 991% higher than the Florida average and 3437% higher than the national average. The median age in Pinellas Park is 45 which is approximately 8% higher than the Florida average of 42. In Pinellas Park, 55% of the population over 15 years of age are married, 80% speak English and 8% speak Spanish. 34% of Pinellas Park residents were born in Florida, 50% were born out of state, 3% were born outside of the United States and 14% were foreign born.