 The population density was 36.2 per square mile (14.0/km²).There were 513 housing units at an average density of 14.5 per square mile (5.6/km²).The racial makeup of the township was 97.58% White, 0.16% African American, 0.78% Native American, 0.08% Asian, 0.31% from other races, and 1.09% from two or more races.