| Official Name: | Ohio Township Warrick County |
| Settlement Type: | Township |
| Mapsize: | 290px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Warrick |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 44.37 |
| Area Land Sq Mi: | 44.14 |
| Area Water Sq Mi: | 0.23 |
| Area Water Percent: | 0.52 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 41238 |
| Population Density Sq Mi: | 855.3 |
| Elevation M: | 131 |
| Elevation Ft: | 430 |
| Coordinates: | 37.9933°N -87.3919°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 47601, 47610, 47630 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 453685 |
Ohio Township is one of ten townships in Warrick County, Indiana, United States. As of the 2010 census, its population was 37,749 and it contained 14,922 housing units.[2] It contains 63% of Warrick County's population. It has the third largest township population in Southwestern Indiana, behind two townships in Vanderburgh County and is one of the fastest-growing townships in Indiana. Ohio Township population grew 21.8% from the 2000 census to the 2010 census. Unlike most townships in Indiana, Ohio Township has two incorporated towns within its jurisdiction, Newburgh and Chandler.
Ohio Township was organized in 1826.[3] The township derives its name from the Ohio River, which forms its southern border.[4]
The Angel Mounds, Ellerbusch site, and Roberts-Morton House are listed on the National Register of Historic Places.
According to the 2010 census, the township has a total area of, of which (or 99.48%) is land and (or 0.52%) is water.[2]
(This list is based on USGS data and may include former settlements.)
The township contains these four cemeteries: Casey, Greenwood, Hedge and Rose Hill.