 There were 23,178 households out of which 33.40% had children under the age of 18 living with them, 52.60% were married couples living together, 15.50% had a female householder with no husband present, and 27.30% were non-families.23.70% of all households were made up of individuals and 9.40% had someone living alone who was 65 years of age or older.The average household size was 2.56 and the average family size was 3.01.