 There were 7,679 households, of which 49.9% had children under the age of 18 living with them, 67.1% were married couples living together, 9.2% had a female householder with no husband present, 3.9% had a male householder with no wife present, and 19.8% were non-families.15.0% of all households were made up of individuals, and 5% had someone living alone who was 65 years of age or older.The average household size was 2.95 and the average family size was 3.30.