5,297.9 per square mile (2,046.0/km²). There were 2,504 housing units at an average density of 2,339.7/sq mi (903.6/km²). The racial makeup of the city was 97.18% White , 0.79% African American , 0.07% Native American , 1.04% Asian , 0.02% Pacific Islander , 0.30% from other races , and 0.60% from two