 As of the 2000 United States Census, there were 7,644 people, 3,024 households, and 2,137 families residing in the borough.The population density was 6,958.5 people per square mile (2,683.1/km2).There were 3,087 housing units at an average density of 2,810.2 per square mile (1,083.5/km2).