Emmet Township is one of twelve townships in Emmet County, Iowa, USA. As of the 2000 census, its population was 178.
Emmet Township is named from the county. It was created prior to 1876, but the exact date is unknown because records were lost in a courthouse fire.
According to the United States Census Bureau, Emmet Township covers an area of 28.42 square miles (73.6 square kilometers); of this, 28.1 square miles (72.78 square kilometers, 98.89 percent) is land and 0.32 square miles (0.82 square kilometers, 1.11 percent) is water.