 The Martin's Mill Covered Bridge, Horn Davis Overholtzer Bridge, and Ulery Mill are listed on the National Register of Historic Places.According to the United States Census Bureau, the township has a total area of 22.2 square miles (57.5 km²), all of it land.As of the census of 2000, there were 1,432 people, 590 households, and 431 families living in the township.