Polk County Flag

Polk County

State:
Florida
County Seat:
Bartow

Polk County's estimated 2025 population is 878,226 with a growth rate of 3.53% in the past year according to the most recent United States census data. Polk County is the 8th largest county in Florida. The 2010 population was 603,119 and has seen a growth of 45.61% since that time.

878,226
Total Population
488
Population Density (mi²)
8
Population Rank (State)
29.9K 3.53%
Annual Population Growth

Polk County Population

Demographics

Economics and Income Statistics