 Of the 13,450 households, 33.40% had children under the age of 18 living with them, 58.20% were married couples living together, 12.50% had a female householder with no husband present, and 25.90% were not families.About 23% of all households were made up of individuals and 11.2% had someone living alone who was 65 years of age or older.The average household size was 2.58 and the average family size was 3.03.