Henry County Flag

Henry County

State:
Iowa
County Seat:
Mount Pleasant

Henry County's estimated 2026 population is 19,330 with a growth rate of -0.1% in the past year according to the most recent United States census data. Henry County is the 34th largest county in Iowa. The 2010 population was 20,112 and has seen a growth of -3.89% since that time.

19,330
Total Population
45
Population Density (mi²)
34
Population Rank (State)
-19 -0.1%
Annual Population Growth

Henry County Population

Demographics

Economics and Income Statistics