At the 2000 census there were 20,478 people, 9,652 households, and 7,364 families in the CDP. The population density was 511.7 people per square mile (197.6/km²). There were 14,961 housing units at an average density of 373.9/sq mi (144.3/km²). The racial makeup of the CDP was 90.06% White, 0.44% Black or African American, 0.70% Native American, 0.52% Asian, 0.07% Pacific Islander, 6.58% from other races, and 1.62% from two or more races. 12.74% of the population were Hispanic or Latino of any race.