 There were 5,470 households out of which 20.11% had children under the age of 18 living with them, 57.30% were married couples living together, 8.70% had a female householder with no husband present, and 30.80% were non-families.27.70% of all households were made up of individuals and 15.20% had someone living alone who was 65 years of age or older.The average household size was 2.24 and the average family size was 2.70.