Cornwall Flag

Cornwall

County:
Henry County
County Seat:
No
Area (mi²):
35.586
State:
Illinois

Cornwall is located in Henry County, Illinois. Cornwall has a 2025 population of 255. Cornwall is currently declining at a rate of 0% annually and its population has decreased by -1.16% since the most recent census, which recorded a population of 258 in 2020.

The average household income in Cornwall is $134,890 with a poverty rate of 2.11%The median age in Cornwall is 41.5 years: 41.2 years for males, and 43.2 years for females.

255
Total Population
7
Density (mi²)
0 0%
Growth

Cornwall Population

Demographics

Economics and Income Statistics

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)