| Official Name: | Post Township, Allamakee County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Allamakee |
| Area Total Km2: | 91 |
| Area Land Km2: | 91 |
| Area Water Km2: | 0 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 35.14 |
| Area Land Sq Mi: | 35.14 |
| Area Water Sq Mi: | 0 |
| Population As Of: | 2010 |
| Population Total: | 2221 |
| Population Density Km2: | 24.4 |
| Population Density Sq Mi: | 63.2 |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Footnotes: | [1] |
| Elevation M: | 348 |
| Elevation Ft: | 1142 |
| Coordinates: | 43.1158°N -91.5492°W |
| Blank Name: | FIPS code |
| Blank Info: | 19-93468[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0468564 |
Post Township is one of eighteen townships in Allamakee County, Iowa, USA. At the 2010 census, its population was 2,221.[3]
Post Township was organized in 1851.[4] It is named for Joel Post, a first settler and native of Caughnawaga, New York.[5]
Post Township covers an area of 35.14sqmi and contains one incorporated settlement, Postville. According to Iowa GenWeb records, it contains three cemeteries: Cleveland (also known as Evergreen), Minert (also known as Post Township Cemetery), and Smith (also known as Bachtel or Myron).[6]