[3] The Mercer's Mill Covered Bridge was listed on the National Register of Historic Places in 1980.

Station Website According to the United States Census Bureau, the township has a total area of 19.7 square miles (51.1 km2), all land.

Unincorporated communities in the township include Simmonstown, Smyrna, and Coopersville.

There were 899 housing units at an average density of 45.6 per square mile (17.6/km2).

11.6% of all households were made up of individuals, and 5.0% had someone living alone who was 65 years of age or older.