Clay Township was named for Henry Clay of Kentucky. First settler was Joseph Taylor in 1838 on land he thought was in the Seven Mile Strip, but was actually in the Miami Indian Reservation. Harrison Township was laid out in 1846. The first settler was Martin Crist who came in 1840. West Middleton took its name from William Middleton, who had a store, post office, blacksmith shop and lumber yard.
Center Township is in the center of Howard County.
The county seat is Kokomo, located in the center of the township on both sides of the Wildcat Creek. Howard Township was named in honor of Tilghman A. Howard, for whom Howard County was named when the name of the county was changed from Richardville. Cassville was the first village in the township, laid out by William and Nathan Stanley. It was named in honor of General Lewis Cass of Michigan. They cut the way for the wagon to the place where the house was built in 1841.