 There were 8,342 households, out of which 23.4% had children under the age of 18 living with them, 40.2% were married couples living together, 14.9% had a female householder, and 41.5% were non-families.36.4% of all households were made up of individuals, and 18.0% had someone living alone who was 65 years of age or older.The average household size was 2.19 and the average family size was 2.86.