 The population density was 229.9 people per square mile (88.8/km2).There were 1,670 housing units at an average density of 92.5/sq mi (35.7/km2).The racial makeup of the township was 99.16% White, 0.05% African American, 0.07% Native American, 0.10% Asian, 0.31% from other races, and 0.31% from two or more races.