Vermilion County Flag

Vermilion County

State:
Illinois
County Seat:
Danville

Vermilion County's estimated 2026 population is 70,216 with a growth rate of -0.63% in the past year according to the most recent United States census data. Vermilion County is the 21st largest county in Illinois. The 2010 population was 81,642 and has seen a growth of -14% since that time.

70,216
Total Population
78
Population Density (mi²)
21
Population Rank (State)
-445 -0.63%
Annual Population Growth

Vermilion County Population

Demographics

Economics and Income Statistics