Pike Township is one of the fourteen townships of Madison County, Ohio, United States. The 2020 census found 545 people in the township.

Madison County is a county located in the central portion of the U.S. state of Ohio. As of the 2020 census, the population was 43,824. Its county seat is London. The county is named for James Madison, President of the United States and was established on March 1, 1810.