Wayne County Flag

Wayne County

State:
Illinois
County Seat:
Fairfield

Wayne County's 2026 population is estimated at 16,034, reflecting a 0.33% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Wayne County is the 66th largest county in Illinois. The 2010 population was 16,739 and has grown -4.21% since 2010.

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