In terms of population density, Florida has a surface area of 65,755 square miles (170,304 square kilometers). The last official census within the United States was carried out in 2010 and the east coast state of Florida recorded a total number of citizens at 18,801,310. The most recent estimate was carried out in 2015 by the United States Census Bureau and it was estimated that the state’s population had reached 20,271,272.