| Official Name: | Hanover Township, Allamakee County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Allamakee |
| Area Total Km2: | 93.14 |
| Area Land Km2: | 93.07 |
| Area Water Km2: | 0.07 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 35.96 |
| Area Land Sq Mi: | 35.93 |
| Area Water Sq Mi: | 0.03 |
| Population As Of: | 2010 |
| Population Total: | 193 |
| Population Density Km2: | 2.1 |
| Population Density Sq Mi: | 5.4 |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Footnotes: | [1] |
| Elevation M: | 252 |
| Elevation Ft: | 827 |
| Coordinates: | 43.3858°N -91.5506°W |
| Blank Name: | FIPS code |
| Blank Info: | 19-91824[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0467998 |
Hanover Township is one of eighteen townships in Allamakee County, Iowa, USA. At the 2010 census, its population was 193.[3]
Hanover Township was organized in 1855.[4]
Hanover Township covers an area of 35.96sqmi and contains no incorporated settlements. According to the USGS, it contains three cemeteries: Iowa River, O'Hare Place and Saint Patricks.