Menard County Flag

Menard County

State:
Illinois
County Seat:
Petersburg

Menard County's estimated 2025 population is 11,718 with a growth rate of -1% in the past year according to the most recent United States census data. Menard County is the 83rd largest county in Illinois. The 2010 population was 12,696 and has seen a growth of -7.7% since that time.

11,718
Total Population
37
Population Density (mi²)
83
Population Rank (State)
-118 -1%
Annual Population Growth

Menard County Population

Demographics

Economics and Income Statistics