 The population density was 19.9 people per square mile (7.7/km²).There were 602 housing units at an average density of 7.9 per square mile (3.1/km²).The racial makeup of the township was 98.87% White, 0.07% African American, 0.07% Native American, 0.13% Asian, 0.13% from other races, and 0.73% from two or more races.