As of the census of 2000, there were 11,887 people, 4,271 households, and 2,703 families residing in the borough. The population density was 4,567.4 people per square mile (1,765.2/km2). There were 4,483 housing units at an average density of 1,722.5 per square mile (665.7/km2). The racial makeup of the borough was 96.32% White, 0.90% Black or African American, 0.18% Native American, 1.23% Asian, 0.04% Pacific Islander, 0.45% from other races, and 0.87% from two or more races. 1.45% of the population were Hispanic or Latino of any race.