As of the census of 2000, there were 21,511 people, 8,091 households, and 6,141 families residing in the town. The population density was 2,852.8 people per square mile (1,101.5/km). There were 8,339 housing units at an average density of 1,105.9 per square mile (427.0/km). The racial makeup of the town was 92.28% White, 1.03% African American, 0.06% Native American, 4.49% Asian, 0.02% Pacific Islander, 1.10% from other races, and 1.02% from two or more races. Hispanic or Latino of any race were 4.88% of the population.