 There were 50,676 households, out of which 32.4% had children under the age of 18 living with them, 47.7% were married couples living together, 11.6% had a female householder with no husband present, and 36.2% were non-families.28.3% of all households were made up of individuals, and 10.5% had someone living alone who was 65 years of age or older.The average household size was 2.53 and the average family size was 3.10.