As of the census of 2000, there were 17,247 people, 6,369 households, and 4,668 families living in the city. The population density was 1,786.1 people per square mile (689.3/km). There were 6,697 housing units at an average density of 693.5 per square mile (267.7/km). The racial makeup of the city was 96.13% White, 0.18% African American, 0.87% Native American, 0.56% Asian, 0.06% Pacific Islander, 0.60% from other races, and 1.61% from two or more races. Hispanic or Latino of any race were 2.55% of the population.