 There were 15,170 households, out of which 32.9% had children under the age of 18 living with them, 37.3% were married couples living together, 19.6% had a female householder with no husband present, and 37.9% were non-families.32.5% of all households were made up of individuals, and 11.7% had someone living alone who was 65 years of age or older.The average household size was 2.73 and the average family size was 3.50.