1,660.8/km² (4,302.1/mi²). There were 56,802 housing units at an average density of 867.2/km² (2,246.3/mi²). The racial makeup of the city was 83.85% White , 9.79% African American , 0.32% Native American , 1.64% Asian , 0.07% Pacific Islander , 2.48% from other races , and 1.85% from two or more races. Hispanic