 According to the United States Census Bureau, the township has a total area of 29.5 square miles (76.5 km²), of which, 29.4 square miles (76.1 km²) of it is land and 0.1 square miles (0.4 km²) of it (0.47%) is water.As of the census of 2000, there were 1,122 people, 419 households, and 318 families residing in the township.The population density was 38.2 people per square mile (14.7/km²).