 There were 16,426 households out of which 34.3% had children under the age of 18 living with them, 53.0% were married couples living together, 10.4% had a female householder with no husband present, and 32.8% were non-families.27.1% of all households were made up of individuals and 11.1% had someone living alone who was 65 years of age or older.The average household size was 2.55 and the average family size was 3.09.