As of the census of 2000, there were 18,701 people, 7,614 households, and 4,332 families residing in the city. The population density was 2,620.3 people per square mile (1,011.3/km2). There were 8,574 housing units at an average density of 1,201.4 per square mile (463.6/km2). The racial makeup of the city was 94.34% White, 3.28% African American, 0.25% Native American, 0.72% Asian, 0.06% Pacific Islander, 0.48% from other races, and 0.88% from two or more races. Hispanic or Latino of any race were 1.02% of the population.