sentences:  There were 22,805 households, out of which 46.0% had individuals under 18 living with them, 53.0% were married couples living together, 13.3% had a female householder with no husband present, and 27.0% were non-families.21.5% of all households were made up of individuals, and 7.2% had someone living alone who was 65 years of age or older.The average household size was 3.02, and the average family size was 3.54.