 There were 12,200 households out of which 39.20% had children under the age of 18 living with them, 64.90% were married couples living together, 7.40% had a female householder with no husband present, and 23.70% were non-families.21.30% of all households were made up of individuals and 10.50% had someone living alone who was 65 years of age or older.The average household size was 2.81 and the average family size was 3.29.