Henry Flag

Henry

County:
Marshall County
County Seat:
No
Area (mi²):
1.797
State:
Illinois

Henry is a city located in Marshall County, Illinois. Henry has a 2026 population of 2,298. Henry is currently declining at a rate of -0.95% annually and its population has decreased by -1.79% since the most recent census, which recorded a population of 2,340 in 2020.

2.3K
Total Population
1,279
Density (mi²)
-22 -0.95%
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)