Collier County Flag

Collier County

State:
Florida
County Seat:
Naples

Collier County's estimated 2026 population is 428,569 with a growth rate of 1.46% in the past year according to the most recent United States census data. Collier County is the 19th largest county in Florida. The 2010 population was 322,576 and has seen a growth of 32.86% since that time.

428,569
Total Population
215
Population Density (mi²)
19
Population Rank (State)
6.2K 1.46%
Annual Population Growth

Collier County Population

Demographics

Economics and Income Statistics