As of the census of 2000, there were 8,595 people, 3,294 households, and 2,325 families residing in the city. The population density was 1,734.5 people per square mile (669.1/km2). There were 3,463 housing units at an average density of 698.8 per square mile (269.6/km2). The racial makeup of the city was 94.0% White, 0.4% African American, 1.26% Native American, 0.78% Asian, 0.12% Pacific Islander, 0.83% from other races, and 2.56% from two or more races. Hispanic or Latino of any race were 2.51% of the population. 16.0% were of German, 10.7% English, 8.5% American, 7.4% Irish, 5.5% European and 5.1% Norwegian ancestry. 95.8% spoke English and 2.5% Spanish as their first language.