 The population density was 3,672.7 people per square mile (1,417.1/km²).There were 5,672 housing units at an average density of 1,576.6 per square mile (608.3/km²).The racial makeup of the borough was 96.10% White, 0.64% Black or African American, 0.26% Native American, 1.06% Asian, 0.14% Pacific Islander, 0.82% from other races, and 0.98% from two or more races.