Population of Counties in Florida (2018)
As of 2018, Florida's Miami-Dade County is the most populous county in the Sunshine State, with 2,736,543 residents, representing a population growth of 9.15% since the last census. Miami-Dade is followed by Broward County (1,917,122), Palm Beach County (1,453,768), Hillsborough County (1,381,627), and Orange County (1,323,598) as the only other counties in the state with populations in excess of one million. Of these, Orange County has seen the highest population growth at an impressive 15.23%.
The least populous Floridian counties are Liberty County, with 8,319 residents, closely followed by Lafayette County, with its population of 8,654. Both of these counties have seen their populations decline in recent years, with reductions of 0.35% and 1.77%, respectively. However, other counties with small populations, such as Franklin County (11,799) and Glades County (13,460), have had population increases (2.40% for Franklin County and 4.56% for Glades County).
Sumter County boasts the highest growth rate in the state, with a substantial increase of 29.53% according to statistics for 2018, taking its total population to 122,121. Osceola County and St. Johns County also show impressive population growth, with increases of 25.25% and 22.91%, respectively. Bradford County, with its population of 26,728, has the biggest reduction in numbers – its population has reduced to 26,728, representing a negative growth of -6.34%.