As of the census of 2000, there were 22,052 people in 6,631 households, including 5,265 families, in the city. The population density was 3,783.0 people per square mile (1,460.4/km). There were 7,038 housing units at an average density of 1,207.4 per square mile (466.1/km). The racial makeup of the city was 52.8% White, 2.5% Black or African American, 1.1% Native American, 1.3% Asian, 0.2% Pacific Islander, 37.9% from other races, and 4.3% from two or more races. 73.8% of the population were Hispanic or Latino of any race.