 The population density was 1,533.6 people per square mile (591.9/km²).There were 6,613 housing units at an average density of 665.6 per square mile (256.9/km²).The racial makeup of the city was 96.61% White, 1.05% African American, 0.05% Native American, 0.72% Asian, 0.03% Pacific Islander, 0.58% from other races, and 0.96% from two or more races.