As of the 2000 United States Census there were 31,340 people, 12,594 households, and 7,248 families residing in the city. The population density was 6,008.6 people per square mile (2,318.1/km2). There were 13,983 housing units at an average density of 2,680.9 per square mile (1,034.3/km2). The racial makeup of the city was 68.03% White, 18.66% African American, 0.36% Native American, 1.64% Asian, 0.05% Pacific Islander, 7.08% from other races, and 4.19% from two or more races. Hispanic or Latino of any race were 20.67% of the population.