 The population density was 22.2 per square mile (8.6/km2).There were 986 housing units at an average density of 11.3 per square mile (4.4/km2).The racial makeup of the township was 83.87% White, 0.52% African American, 11.75% Native American, 0.15% Asian, 0.05% from other races, and 3.66% from two or more races.