Wayne County Flag

Wayne County

State:
Illinois
County Seat:
Fairfield

Wayne County's estimated 2026 population is 16,034 with a growth rate of 0.33% in the past year according to the most recent United States census data. Wayne County is the 66th largest county in Illinois. The 2010 population was 16,739 and has seen a growth of -4.21% since that time.

16,034
Total Population
22
Population Density (mi²)
66
Population Rank (State)
53 0.33%
Annual Population Growth

Wayne County Population

Demographics

Economics and Income Statistics