Viola Flag

Viola

County:
Mercer County
County Seat:
No
Area (mi²):
0.838
State:
Illinois

Viola is a village located in Mercer County, Illinois. Viola has a 2026 population of 843. Viola is currently declining at a rate of -1.4% annually and its population has decreased by -2.66% since the most recent census, which recorded a population of 866 in 2020.

843
Total Population
1,006
Density (mi²)
-12 -1.4%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)