South Pasadena is a city located in the U.S. state of Florida. It is within Pinellas County. It has a total area of 1.16 square miles at 27°45′16″N 82°44′24″W. The elevation is 3 feet above sea level. As of the 2010 census data, it had a total population of 4,964. The population density was 8,420.10/sq mi. It has Zip code 33707.