Henry County, Indiana

Henry County, Indiana
Henry County Courthouse
Location within the U.S. state of Indiana
Coordinates: 39°56′N 85°24′W / 39.93°N 85.4°W / 39.93; -85.4
Country United States
State Indiana
Founded1822
Named afterPatrick Henry
SeatNew Castle
Largest cityNew Castle
Area
 • Total
394.83 sq mi (1,022.6 km2)
 • Land391.88 sq mi (1,015.0 km2)
 • Water2.96 sq mi (7.7 km2)  0.75%
Population
 (2020)
 • Total
48,914
 • Estimate 
(2025)
49,158
 • Density124.82/sq mi (48.193/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district6th
Websitehenrycounty.in.gov
Indiana county number 33

Henry County is a county located in east central Indiana, United States. As of 2020, the population was 48,914. The county seat and largest and only city is New Castle. Henry County is the main setting of the novel Raintree County by Ross Lockridge Jr.