 The population density was 2,207.7 people per square mile (851.1/km²).There were 3,362 housing units at an average density of 1,055.5 per square mile (406.9/km²).The racial makeup of the city was 96.94% White, 0.90% African American, 0.30% Native American, 0.95% Asian, 0.31% from other races, and 0.60% from two or more races.