 The population density was 2,929.6/km² (7,587.9/mi²).There were 163,993 housing units at an average density of 1,082.7/km² (2,804.3/mi²).The racial makeup was 77.6% White, 9.7% Black or African American, 0.2% Native American, 5.7% Asian, 0.04% Pacific Islander, 4.1% from other races, and 2.7% from two or more races.