Population Of Florida In 2024 By County. The largest city in florida by population is jacksonville, with over 900,000 individuals in the area. Columbia county, florida's estimated 2024 population is 74,256 with a growth rate of 1.63% in the past year according to the most recent united states census data.

Population estimates & projections (prepared in 2021): Southwest florida braces for population surge as lee county nears 1 million residents.