| Official Name: | Harrison Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Morgan |
| Government Type: | Indiana township |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 8.89 |
| Area Land Sq Mi: | 8.59 |
| Area Water Sq Mi: | 0.3 |
| Area Water Percent: | 3.37 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 1566 |
| Population Density Sq Mi: | 177.3 |
| Elevation M: | 213 |
| Elevation Ft: | 699 |
| Coordinates: | 39.5414°N -86.2731°W |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Postal Code Type: | ZIP code |
| Postal Code: | 46151 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 453393 |
Harrison Township is one of fourteen townships in Morgan County, Indiana, United States. As of the 2010 census, its population was 1,522 and it contained 625 housing units.[2]
According to the 2010 census, the township has a total area of, of which (or 96.63%) is land and (or 3.37%) is water.[2]
The township contains these three cemeteries: Independent Order of Odd Fellows, MacKenzie and Shiloh.