 Of the 47,147 households 33.80% had children under the age of 18 living with them, 49.70% were married couples living together, 18.10% had a female householder with no husband present, and 28.30% were non-families.24.50% of households were one person and 8.20% were one person aged 65 or older.The average household size was 2.59 and the average family size was 3.08.