
Henry County
- State:
- Indiana
- County Seat:
- New Castle
Henry County's estimated 2025 population is 49,157 with a growth rate of 0.23% in the past year according to the most recent United States census data. Henry County is the 29th largest county in Indiana. The 2010 population was 49,530 and has seen a growth of -0.75% since that time.