 There were 9,826 households, out of which 35.0% had children under the age of 18 living with them, 52.2% were married couples living together, 11.5% had a female householder with no husband present, and 31.9% were non-families.27.6% of all households were made up of individuals, and 8.6% had someone living alone who was 65 years of age or older.The average household size was 2.51 and the average family size was 3.06.