Grant Township is an agricultural township in Cloud County, Kansas, United States. As of the 2020 census, its population was 324.
Grant Township was organized in 1872 and was named after President Ulysses S. Grant.
Grant Township covers an area of and contains one incorporated settlement, Jamestown. According to the USGS, it contains two cemeteries: Jamestown and Saint Marys.
The streams of Cheyenne Creek, Little Cheyenne Creek, Marsh Creek and Skunk Creek run through this township.