 The population density was 49.5 per square mile (19.1/km²).There were 625 housing units at an average density of 17.5 per square mile (6.8/km²).The racial makeup of the township was 96.26% White, 0.28% Native American, 0.11% Asian, 0.11% Pacific Islander, 0.74% from other races, and 2.49% from two or more races.