As of the census of 2000, there were 21,621 people, 8,916 households, and 5,545 families residing in the city. The population density was 1,886.8 people per square mile (728.4/km2). There were 9,667 housing units at an average density of 843.6 per square mile (325.7/km2). The racial makeup of the city was 92.60% White, 1.92% African American, 0.37% Native American, 0.38% Asian, 3.39% from other races, and 1.33% from two or more races. Hispanic or Latino of any race were 6.52% of the population.