There were 9,283 households, of which 25.1% had children under the age of 18 living with them, 45.9% were married couples living together, 7.7% had a female householder with no husband present, 2.8% had a male householder with no wife present, and 43.5% were non-families. 39.5% of all households were made up of individuals, and 19.3% had someone living alone who was 65 years of age or older. The average household size was 2.16 and the average family size was 2.95.