sentences:  The population density was 908.3 people per square mile (351.2/km²).There were 930 housing units at an average density of 390.2 per square mile (150.9/km²).The racial makeup of the city was 89.84% White, 0.18% Black or African American, 3.42% Native American, 0.32% Asian, 3.33% from other races, and 2.91% from two or more races.