 The population density was 25.2 people per square mile (9.7/km²).There were 606 housing units at an average density of 12.5/sq mi (4.8/km²).The racial makeup of the township was 98.44% White, 0.08% Native American, 0.16% Asian, 0.90% from other races, and 0.41% from two or more races.