 There were 4,210 housing units at an average density of 2,232.5 per square mile (860.0/km2).The racial makeup of the borough was 84.12% White, 1.06% African American, 0.08% American Indian, 12.60% Asian, 0.01% Pacific Islander, 0.81% from other races, and 1.32% from two or more races.Hispanic or Latino of any race were 5.31% of the population.