Geography According to the United States Census Bureau, the township has a total area of 35.8 square miles (92.8 km), of which 27.1 square miles (70.2 km) is land and 8.7 square miles (22.6 km) (24.33%) is water.
Geography According to the United States Census Bureau the township has a total area of 358 square miles (928 km) of which 271 square miles (702 km) is land and 87 square miles (226 km) (2433%) is water