 Of the 43,636 households, 39.50% had children under the age of 18 living with them, 64.70% were married couples living together, 10.00% had a female householder with no husband present, and 21.10% were not families.About 17.30% of the households were made up of individuals, and 6.90% had someone living alone who was 65 years of age or older.The average household size was 2.85 and the average family size was 3.20.