 There were 6,450 households, out of which 48.0% had children under the age of 18 living with them, 55.0% were married couples living together, 15.5% had a female householder with no husband present, and 23.6% were non-families.17.4% of all households were made up of individuals, and 5.0% had someone living alone who was 65 years of age or older.The average household size was 3.06 and the average family size was 3.46.