 There were 6,674 households, of which 31.50% had children under the age of 18 living with them, 57.30% were married couples living together, 7.10% had a female householder with no husband present, and 32.20% were non-families.28.80% of all households were made up of individuals and 14.70% had someone living alone who was 65 years of age or older.The average household size was 2.44 and the average family size was 3.02.