Florida Population 2024 By County Fl. Seminole county, florida's estimated 2024 population is 489,919 with a growth rate of 1.17% in the past year according to the most recent united states census data. Totals reflect the number of active registered voters in the state of florida.

Topics in the polk county, florida data profile include: Johns county’s population increased 12 out of the 12 years between year 2010 and year 2022.