 The population density was 859.7 people per square mile (332.2/km²).There were 2,232 housing units at an average density of 401.1 per square mile (155.0/km²).The racial makeup of the city was 68.62% White, 6.81% African American, 4.14% Native American, 6.50% Asian, 1.23% Pacific Islander, 6.94% from other races, and 5.75% from two or more races.