 According to the United States Census Bureau, the township had a total area of 10.177 square miles (26.30 km2), including 9.780 square miles (25.331 km2) of land and 0.397 square miles (1.029 km2) of water (3.90%).Florence CDP (with a 2010 Census population of 4,426) and Roebling (3,715) are unincorporated communities and census-designated places (CDPs) located within the township.As of the 2000 Census, the CDP's population was 8,200.