 The population density was 134.3 per square mile (51.8/km2).There were 1,684 housing units at an average density of 61.5 per square mile (23.7/km2).The racial makeup of the township was 97.09% White, 0.52% African American, 0.27% Native American, 0.60% Asian, 0.63% from other races, and 0.90% from two or more races.