 Of the 34,709 households 40.00% had children under the age of 18 living with them, 57.20% were married couples living together, 14.60% had a female householder with no husband present, and 24.20% were non-families.20.20% of households were one person and 6.50% were one person aged 65 or older.The average household size was 2.72 and the average family size was 3.13.