Union County Flag

Union County

State:
Florida
County Seat:
Lake Butler

Union County's estimated 2026 population is 15,228 with a growth rate of -1.65% in the past year according to the most recent United States census data. Union County is the 62nd largest county in Florida. The 2010 population was 15,551 and has seen a growth of -2.08% since that time.

15,228
Total Population
62
Population Density (mi²)
62
Population Rank (State)
-255 -1.65%
Annual Population Growth

Union County Population

Demographics

Economics and Income Statistics