| Official Name: | Yell Township, Boone County |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Boone |
| Area Total Km2: | 84.39 |
| Area Land Km2: | 83.16 |
| Area Water Km2: | 1.23 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 32.58 |
| Area Land Sq Mi: | 32.11 |
| Area Water Sq Mi: | 0.47 |
| Population As Of: | 2000 |
| Population Total: | 2273 |
| Population Density Km2: | 27.3 |
| Population Density Sq Mi: | 70.8 |
| Elevation Footnotes: | [1] |
| Elevation M: | 313 |
| Elevation Ft: | 1027 |
| Coordinates: | 42.0733°N -94.0011°W |
| Blank Name: | FIPS code |
| Blank Info: | 19-94797[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0469022 |
Yell Township is one of seventeen townships in Boone County, Iowa, United States. As of the 2000 census, its population was 2,273.
Yell Township was organized in 1852.[3] It is named for Colonel Archibald Yell, who fell at the Battle of Buena Vista.[4]
Yell Township covers an area of 32.58sqmi and contains one incorporated settlement, Ogden. According to the USGS, it contains six cemeteries: Bluff Creek, Buckley, Hickory Grove, Milton Lott Grave, Mount Olive and Rose Hill.