 81.5% were White, 4.4% Asian, 2.6% Black or African American, 0.5% Native American, 8.8% of some other race and 2.1% of two or more races.46.4% were Hispanic or Latino (of any race).As of the census of 2000, there were 20,647 people, 7,442 households, and 5,574 families living in the county.