There were 7,557 households, of which 23.9% had children under the age of 18 living with them, 46.2% were married couples living together, 9.2% had a female householder with no husband present, 3.1% had a male householder with no wife present, and 41.4% were non-families. 36.3% of all households were made up of individuals, and 17.2% had someone living alone who was 65 years of age or older. The average household size was 2.15 and the average family size was 2.82.