 The population density was 3,603.8 people per square mile (1,392.5/km2).There were 2,658 housing units at an average density of 1,590.4 per square mile (614.5/km2).The racial makeup of the borough was 98.46% White, 0.55% African American, 0.08% Native American, 0.40% Asian, 0.28% from other races, and 0.23% from two or more races.