Pinellas Park is a city located in central Pinellas County, Florida, United States. The population was 49,079 at the 2010 census. Originally home to northern transplants and vacationers, the hundred year old city has grown into the fourth largest city in Pinellas County, the most densely-populated county in Florida. The median income for a household in the city was $35,048. VISIT OFFICIAL CITY SITE: https://www.pinellas-park.com