 Of the 10,983 households 34.0% had children under the age of 18 living with them, 40.1% were married couples living together, 17.7% had a female householder with no husband present, and 35.5% were non-families.28.9% of households were one person and 11.1% were one person aged 65 or older.The average household size was 2.53 and the average family size was 3.11.