| Official Name: | Union City Township, Allamakee County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Allamakee |
| Area Total Km2: | 79.49 |
| Area Land Km2: | 79.43 |
| Area Water Km2: | 0.06 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 30.69 |
| Area Land Sq Mi: | 30.67 |
| Area Water Sq Mi: | 0.02 |
| Population As Of: | 2010 |
| Population Total: | 219 |
| Population Density Km2: | 2.8 |
| Population Density Sq Mi: | 7.1 |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Footnotes: | [1] |
| Elevation M: | 213 |
| Elevation Ft: | 699 |
| Coordinates: | 43.4606°N -91.4225°W |
| Blank Name: | FIPS code |
| Blank Info: | 19-94290[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0468848 |
Union City Township is one of eighteen townships in Allamakee County, Iowa, USA. At the 2010 census, its population was 219.[3]
Union City Township was organized in 1852.[4] The township is named from an early settlement on the north side of the Upper Iowa River above the mouth of French Creek.[5]
Union City Township covers an area of 30.69sqmi and contains no incorporated settlements. According to the USGS, it contains three cemeteries: Mount Hope, Portland Prairie and Wheatland.