Grant Township is one of sixteen townships in Franklin County, Iowa, United States.

As of the 2010 census, its population was 331 and it contained 154 housing units.

[1] Grant Township was created in 1870.

[3] As of the 2010 census, Grant Township covered an area of 35.83 square miles (92.8 km2), all land.

[1] The township contains Pleasant Hill Cemetery[4] and Saint Peters Evangelical Cemetery.