Carroll Township is a township in Vermilion County, Illinois, United States. As of the 2010 census, its population was 612 and it contained 263 housing units.
Carroll Township was one of the eight townships created in 1851. It was also the name of one of the original two townships created in March 1826, the other being called Ripley Township. It was probably named for Charles Carroll of Carrollton, a signer of the Declaration of Independence. Abraham Carroll, a resident of the area, may have influenced the choice.
According to the 2010 census, the township has a total area of , all land.
The township contains seven cemeteries: Lebanon, Michael, Sandusky, Stunkard, Weaver, Woodlawn and Workheiser.