As of the census of 2000, there were 21,385 people, 7,479 households, and 5,564 families residing in the CDP. The population density was 4,801.6 people per square mile (1,855.5/km2). There were 7,707 housing units at an average density of 1,730.5/sq mi (668.7/km2). The racial makeup of the CDP was 95.04% White, 0.43% African American, 0.14% Native American, 1.45% Asian, 0.26% Pacific Islander, 1.08% from other races, and 1.59% from two or more races. Hispanic or Latino of any race were 2.74% of the population.