Florida Estimates of Population 2018
University of Florida Bureau of Economic and Business Research
The University of Florida estimates that Florida has a population of 20,840,568 as of April 1, 2018. This is an increase of 2,039,236 from the 2010 census. That is an increase of 620 people per day following the recession of 2007-2009.
Volusia County had an estimated population of 531,062 according to the same study. You can find the estimated populations for each city in Florida in the report below.