 The population density was 18.8 per square mile (7.2/km2).There were 996 housing units at an average density of 15.4 per square mile (5.9/km2).The racial makeup of the township was 44.98% White, 51.40% Native American, 0.08% Asian, 0.25% from other races, and 3.29% from two or more races.