 The population density was 1,728.4 people per square mile (664.4/km2).There were 650 housing units at an average density of 593.5 per square mile (228.2/km2).The racial makeup of the city was 91.76% White, 1.32% Native American, 3.59% Asian, 0.16% Pacific Islander, 1.80% from other races, and 1.37% from two or more races.